Subject: comp.dsp FAQ [3 of 4]
Supersedes: <compdsp.3_820625636@bdti.com>
Date: 18 Apr 1996 00:06:05 GMT
References: <compdsp.2_829785923@bdti.com>
Summary: This is a periodic posting to comp.dsp that gives information
        on frequently asked questions asked in this newsgroup.

Version: 2.4


Q4.1: DSP development boards.
   
   Note: This information was mainly supplied by vendor catalogues. It is
   in no way definitive, and much of the information may well be out of
   date or simply wrong. Beware!
     _________________________________________________________________
   
   
  Q4.1.1: IBM PC DSP DEVELOPMENT BOARDS.

IBM PC boards, Analog Devices 2100 series processors:
----------------------------------------------------------------------------
Name: ADSP-2101 DSPB 2101-4
Type: Four processor ADSP-2101 IBM PC AT board
Company: CMS GmbH
Processor: 4x ADSP 2101
Analog I/O: 2 16 bit A/Ds per processor.

Name: ADSP-2101 LAB-DSP
Type: ADSP-2101 or ADSP-2105 IBM PC/AT XT
Company: Computer Continuum
Processor: ADSP 2101 or ADSP 2105
Features: Shared memory between PC and DSP.  Serial I/O.  Daughter board.

Name: Feature Finder ADSP-2105
Type: ADSP-2105 frame grabber for IBM PC
Company: Current Technology, Inc.
Processor: ADSP 2101
Features: RS-170 video interface, 512x512 video memory, feature extraction s/w

Name: LAB2105 DSP Card
Type: ADSP-2105 board for IBM PC
Company: EnterTec, Inc.
Processor: ADSP-2105
Analog I/O: Codec with microphone input and headphone output.

Name: ADSP-2105 DSP Platform
Type: Dual ADSP-2105 or ADSP-2101 IBM PC board
Company: Hollis Electronics
Processor: 2x ADSP-2105 (or ADSP-2101s)
Analog I/O: 2 14 bit D/A, 2 12 bit A/D
Features: 2x RS-232 UARTs, real-time clock, 2x 16 bit timers, 4 char LED

Name: ADSP-2100 DX2100
Type: ADSP 2100 (?) IBM PC board
Company: Logabex
Processor: ADSP-2100 (?)

Name: ADSP-2100 System board
Type:  ADSP-2100A IBM PC card
Company: Loughborough Sound Images
Processor: ADSP-2100A 40 MHz 16K words RAM
Analog I/O: 12 bit 125 kHz A/D, D/A

Name: ADSP-2101 System board
Type: ADSP-2101 IBM PC card
Company: Loughborough Sound Images
Processor: ADSP-2101 12.5 MHz, 8K words RAM
Analog I/O: A/D -- D/A: dual 14 bit 19.2 kHz CODECs (TI TLC32044Cs)
Comments: 32Kx8 EPROM socket allows some standalone behavior

Name: GODSPEED (ADSP-2101)
Type: ADSP-2101 IBM PC board
Company: Prime Ideal
Processor: ADSP-2101, dual-port RAM to PC bus
Analog I/O: 48 kHz codec w/ speaker and mic connectors

Name: ADSP-2105 Espresso Board
Type: ADSP-2105 IBM PC XT/AT board
Company: Saddle Point Systems
Processor: ADSP-2105 or ADSP-2101, 28K words memory.
Analog I/O: on board codec

Name: ADSP-2101 SPB2
Type: Dual ADSP-2101 IBM PC AT board
Company: Signal-Data
Processor: 2x ADSP-2101s, 32Kw RAM/proc, 8Kw ROM/proc.
Analog I/O: 12 bit A/D, 12 bit D/A on one processor

Name: PC-1601A, DSPS-2601
Type: ADSP-2101 IBM PC board (?)
Company: Wavetron Microsystems
Comments: DSPS-2601 is a multi-channel version. (?)

   
     _________________________________________________________________
   

IBM PC boards, Analog Devices 21000 series processors:
----------------------------------------------------------------------------
Name: GAMMA 20/25
Type: ADSP-21020 IBM PC AT board
Company: BittWare Research Systems, Inc.
Processor: DSP-21020 25 MHz, 32K or 128K RAM
Analog I/O: daughter card available
Features: DT-connect interface, mezzanine bus for daughter cards

Name: ADSP-21020 System Board
Type: ADSP-21020 IBM PC AT board
Company: Loughborough Sound Images
Processor: ADSP-21020, 160 Kw program RAM, 160 Kw data RAM
Analog I/O: dual 16 bit analog I/O daughter card option.
Features: Interval timer.

   
     _________________________________________________________________
   

IBM PC boards, AT&T processors:
----------------------------------------------------------------------------
Name: DSP-32C
Type: AT&T DSP-32C IBM PC-AT card
Company: Ariel Corp.
Processor: DSP-32C

Name: V3-B0-00
Type: AT&T DSP-32C IBM PC-AT (16 bit) card
Company: Communication Automation and Control, Inc.
Processor: DSP-32C 50 MHz, 128 K? SRAM (expandable)
Analog I/O: available via mezzanine card
Features: mezzanine bus
Price: $1245

Name: AC5-A0
Type: AT&T DSP-32C IBM PC-AT (16 bit) card
Company: Communication Automation and Control, Inc.
Processor: DSP-32C 50 MHz, 64 K? SRAM (expandable)
Analog I/O: available via mezzanine card
Features: mezzanine bus
Price: $995

Name: XC5-A0
Type: AT&T DSP-32C IBM PC-AT (8 bit) card
Company: Communication Automation and Control, Inc.
Processor: DSP-32C 49.152 MHz, 64 K? SRAM (expandable)
Analog I/O: available via mezzanine card
Features: mezzanine bus
Price: $995

Name: QUANTUMdsp
Type: DSP3210 IBM PC ISA card
Company: Communication Automation and Control, Inc.
Processor: DSP3210 55 MHz, 2 Mbytes DRAM
Analog I/O: 16-bit stereo codec (8 to 48 kHz), telephone line interface
Features: Supports AT&T VCOS DSP operating system, modem/fax/telephony

Name: DSP32C System board
Type: DSP32C IBM PC AT card
Company: Loughborough Sound Images
Processor: DSP32C 50 MHz, 40K words RAM
Analog I/O: dual 16 bit 153 kHz A/D, D/A (Burr Brown PCM78 & PCM56)
Comments: "DSP32 Processor board" is as above, but without analog I/O.
Instead it has a wire wrap prototyping area.

Name: DSP32C Telephony Board
Type: DSP32C IBM PC AT card
Company: Loughborough Sound Images
Processor: DSP32C 50 MHz, 40K words RAM
Analog I/O: AT&T 7525 CODEC
Features: 4 line telephone interface with opto-isolated ring detector in
either US or UK configuration.

Name: AT-DSP2200
Type: AT&T DSP-32C IBM PC-AT card
Company: National Instruments
Processor: DSP-32C
Analog I/O: 16 bit sigma-delta A/D, D/A
Features: 16 bit real-time system integration (RTSI) peripheral bus interface.

Name: Array Processor Card AP2
Type: AT&T DSP-32C IBM PC-AT card
Company: Tucker-Davis Technologies
Processor: DSP-32C 50 MHz, 512 Kbytes SRAM, 8.5 Mbytes DRAM
Analog I/O: available via expansion card
Features: fiber optic interface to a variety of peripherals
Comments: available with the "AP2 operating system" (APOS), which is also
a sort of high-level language for rapidly building DSP applications.

Name: Qw3210-SA
Type: DSP3210 IBM PC (ISA) card
Company: Quantawave
Processor: DSP3210 64 MHz, 136 kbytes SRAM, dual-port DRAM between PC, DSP
Analog I/O: dual 16 bit 200 kHz A/D, D/A with programmable gain, cutoff
Price: $2995

Name: MP3210
Type: DSP3210 IBM PC card
Company: Ariel
Processor: 1 or 2 DSP3210 55 MHz, 64 kbytes SRAM (1 ws), 1 Mbyte DRAM
(4-6 ws)
Analog I/O: dual 16 bit 100 kHz A/D, D/A (400 kHz -> 12 bit)
Features: DT-connect interface, NABus interface

Processor: AT&T DSP32C
Host: IBM PC AT (ISA)
RAM: 2 x 32kx32 bits (256 kBytes total)
Analog IO: 2 x 16-bit AD-DA (Sigma-Delta) at +/- 3.0 Volts.
Sampling Rates: 1-50 kHz
Cost: $2250 for educational users. Discounts for volume. Industrial
users by negotiation.

   
     _________________________________________________________________
   

IBM PC boards, Motorola DSP56000 processors:
----------------------------------------------------------------------------
Name: DSP-56
Type: DSP56001 IBM PC AT card
Company: Ariel Corp.
Processor: 27 (?) MHz DSP56001
Analog I/O: dual 16 bit 100 kHz A/D, D/A
Features: DSPnet parallel interface, SCSI interface, async serial interface

Name: PC-56
Type: DSP56001 IBM PC AT card
Company: Ariel Corp
Processor: 27 MHz 56k with 16K or 64K words RAM
Analog I/O: optional 14 bit single channel analog I/O.

Name: Cheetah mother board
Type: DSP96002/dual DSP56001 IBM PC AT card
Company: Atlanta Signal Processors, Inc. (ASPI)
Processor: DSP96002 33 MHz, 256k-2M bytes RAM, dual DSP56001s 20 MHz
Features: serial interfaces.

Name: DSP56001 System board
Type: DSP56001 IBM PC card
Company: Loughborough Sound Images
Processor: DSP56001 20Mhz 192K words RAM
Analog I/O: two 16 bit 153 kHz A/D w/ 3rd order analog filters,
       two 16 bit D/A  w/ 3rd order analog filters, telephony codec
Comments: "DSP56001 Processor board" is same, but without analog I/O

Name: Dual DSP56001 Processor board
Type: two processor DSP56001 IBM PC card
Company: Loughborough Sound Images
Processor: 27 MHz 56k, 32K words RAM per CPU
           Interface: Two ADS ports, each processor has RS422 or SLD ISDN
Comments: 2Kx16 bit dual port RAM between host and each processor,
           2Kx24 bit dual port RAM between 56ks

Name: Eagle-56
Type: DSP56002 IBM PC card
Company: Momentum Data Systems
Processor: 66 MHz DSP56002, 256K words RAM
Analog I/O: four 16-bit A/D and D/A pairs, sample rate 5.5 to 48 kHz.

Name: DSP56001 Application Development System (ADS)
Type: DSP56001 board for IBM PC
Company: Motorola Corp.
Processor: DSP56001
Comments: Motorola produce DSP56000 assembler, linker, simulator, C compiler.
This is an external board that interfaces to a variety of hosts, including
the IBM PC, via host-specific adaptor cards.

   
     _________________________________________________________________
   

IBM PC boards, Motorola DSP56156/DSP56116 processors:
----------------------------------------------------------------------------
Name: DSPB56166 System board
Type: DSP56156 IBM PC AT card
Company: Integrated Technologies Solutions, Inc.
Processor: DSP56156 ?? MHz, ?? words RAM,
Features: Xilinx FPGA for custom digital I/O

Name: DSP56116 System board
Type: DSP56116 IBM PC AT card
Company: Spectrum Signal Processing
Processor: DSP56116 80? MHz, 30K words RAM,
Analog I/O: two CODECs attached to 56116 serial ports

   
     _________________________________________________________________
   

IBM PC boards, Motorola DSP96000 processor:
----------------------------------------------------------------------------
Name: MM-96
Type: Two processor DSP96002 IBM PC AT card
Company: Ariel Corp.
Processor: 2x DSP96002

Name: DSP96002 System board
Type: DSP96002 IBM PC card
Company: Loughborough Sound Images
Processor: DSP96002 33 MHz , 64Kword 0ws RAM + 256Kword 1ws RAM
Analog I/O: dual 16 bit 100 kHz A/D converters (Motorola 56ADC16s)

Name: DSP96002 Application Development System (ADS)
Type: DSP96002 board for IBM PC
Company: Motorola Corp.
Processor: DSP96002
Comments: This is an external board that interfaces to a variety of hosts,
including the IBM PC, via host-specific adaptor cards.

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320C1x processors:
----------------------------------------------------------------------------
Name: TMS320C1x Development System
Type: IBM PC card
Company: Loughborough Sound Images
Processor: TMS320C14
Comments: Integrated emulation and programming system.

Type: PC board with TMS32010
Company: Natural Microsystems Corp.
Processor: TMS32010

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320C25 processors:
----------------------------------------------------------------------------
Name: DSP-16+
Type: TMS320C25 IBM PC AT card
Company: Ariel Corp.
Processor: 40 MHz 320C25
Analog I/O: two channel 16 bit 50 kHz A/D, D/A.

Name: Chimera system
Type: TMS320C25 or TMS320C26 IBM PC AT card
Company: Atlanta Signal Processors, Inc. (ASPI)
Processor: TMS320C25/TMS320C26, 40/50 MHz, 4K-64K words RAM
Analog I/O: optional 16 bit 200 kHz A/D, D/A is optional via daughter card.

Name: BN2500 DSP development and acquisition processor
Company: Bridgenorth Signal Processing
Type: TMS320C25 IBM PC card
Processor: TMS320C25 40 (opt 50) MHz, 32 Kw 0 ws SRAM, 32Kw 1 ws SRAM,
64 Kw 1 ws SRAM, 256 Kw 1 ws DRAM
Analog I/O: dual 16 bit A/D, D/A via BN3216 expansion module
Features: external buffer management unit to expand address range of C25

Name: Model 250 DSP board
Type: TMS320C25 board for IBM PC AT
Company: Dalanco Spry
Processor: TMS320C25 40 MHz, 4K words program RAM (64K optional),
32K words data RAM (128K optional) (1 ws),
Analog I/O: 12 bit 300 kHz A/D, dual 12 bit 250 kHz D/A
Features: 16 bit expansion bus, serial port

Name: TMS320C25 System board
Type: TMS320C25 IBM PC card
Company: Loughborough Sound Images
Processor: TMS320C25 40 or 50 MHz 16K words RAM
Analog I/O: 1 channel 16 bit 54 kHZ A/D, D/A (100 kHz 12 bit)
Comments: "TMS320C25 Processor board" is as above, but without analog I/O

Name: TMS320C25 Data Acquisition Processor
Type: TMS320C25 IBM PC card
Company: Loughborough Sound Images
Processor: TMS320C25 40 MHz, 64K words program RAM, 64K words data RAM,
256K words buffer RAM
Features: Has buffer management unit, handling circular buffer management,
multiple data channel support, data compare functions, sample counter.

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320C30 processors:
----------------------------------------------------------------------------

Name: Maestro 2110S and 2100D Development Boards
Type: TMS320C30 Development Boards for IBM PC/AT ISA Slot
Company: Wintriss Engineering Corp. (USA)
Features: Up to 8 MB of Zero Wait-State SRAM
Analog I/O: Two, 96-pin Daughter Card Connectors for Custom Hardware Prototypin
g

Name: MDS-30
Type: PC/AT TMS3203x development board
Company: Traquair Data Systems, Inc.
Processor: TMS320C30 ?? MHz

Name: Banshee mother board
Type: TMS320C30 IBM PC AT card
Company: Atlanta Signal Processors, Inc. (ASPI)
Processor: TMS320C30 33 MHz, 256k-512k bytes RAM
Analog I/O: 16 bit 200 kHZ A/D, D/A available via optional boards.
Comments: Optional boards allow multiple Banshee boards to be connected,
provide extra memory, and provide analog I/O.

Name: DSProto Development System
Type: TMS320C31 IBM PC Card
Company: Dicon Lab Inc.
Processor: TMS320C31 33/40/50Mhz 128-768Kbyte SRAM
Analog I/O: 2x16 Bit A/D-D/A 44.1/48 KHz
Comments: serial port/external buffered bus, assembler/linker/loader,
MS Windows debugger

Name: P360F Power Grabber
Type: TMS320C30 board for IBM PC AT
Company: DIPIX Technologies, Inc.
Processor: TMS320C30 33 MHz, 4MB memory, up to 64Mbytes
Analog I/O: RS170/330 and CCIR interlaced, non-int. video inputs,
4 channels, optional display board with TMS 34020 GSP
Features: Digital 16-bit input, DT-Connect interface, selectable pixel clock

Name: BN3000 DSP development and acquisition processor
Company: Bridgenorth Signal Processing
Type: TMS320C30 IBM PC card
Processor: TMS320C30 ?? MHz (60 ns cycle), 512 Kw SRAM (1 ws)
Analog I/O: dual 16 bit A/D, D/A via BN3216 expansion module
Features: serial, parallel interfaces

Name: Tiger 30
Type: TMS320C30 board for IBM PC
Company: DSP Research
Processor: TMS320C30

Name: TMS320C30 System board
Type: TMS320C30 IBM PC AT card
Company: Loughborough Sound Images
Processor: TMS320C30 33 MHz, 64K words RAM
Analog I/O: 2x 16 bit A/D (Burr Brown PCM78), 2x 16 bit D/A (Burr Brown PCM56)
Comments: "TMS320C30 Processor board" is as above, but without analog I/O and
has instead a prototyping area.

Name: SPIRIT-30 AT/ISA
Company: Sonitech International
Type: TMS320C30 IBM PC card
Processor: TMS320C30 33 MHz, 256 Kbytes SRAM (expandable)
Analog I/O: available via serial port interfaces
Features: serial, parallel ports

Name: EVM30
Company: Texas Instruments
Type: TMS320C30 IBM PC card (?)
Processor: TMS320C30 30 MHz, 16 Kw RAM
Analog I/O: 14 bit codec, up to 19.2 kHz sample rate
Comments: inexpensive TI development platform for the C30

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320C40 processors:
----------------------------------------------------------------------------
Name: Vortex system board
Type: TMS320C40/TMS320C31 IBM PC AT card
Company: Atlanta Signal Processors, Inc. (ASPI)
Processor: TMS320C40 ?? MHz, TMS320C31 33 MHz, 128 kbytes SRAM
Analog I/O: optional 16 bit 200 kHz A/D, D/A via daughter card.

Name: HEPC2-U
Type: TMS320C40 IBM PC AT card
Company: Traquair Data Systems
Processor: 1 TMS320C40 plus up to 3 TMS320C40 TIM modules
Features: embedded XDS-510 capability to allow connection to external
target

Name: DT3801
Type: TMS320C40 IBM PC AT card
Company: Data Translation
Processor: TMS320C40 40 MHz, 130 Kw SRAM, 4 Mbytes DRAM
Analog I/O: A/D: 12 or 16 bits, 160 kHz to 1 MHz; D/A: 2x 16 bits, 100 kHz
Features: 20 lines digital I/O, 2 counters/timers, separate clocks for A/D, D/A

Name: TMS320C40 Parallel DSP System
Type: IBM PC/AT card
Company: Loughborough Sound Images
Processor: 2 TMS320C40 50 Mhz 64K words RAM
Analog I/O: Daughtercard expansion socketing.
Comments: Uses TIM-40 compatible modules

Name: SPIRIT-40 AT/ISA
Type: TMS320C40 IBM PC AT card
Company: Sonitech International
Processor: TMS320C40 40 MHz, 1 Mbyte SRAM (expandable)
Analog I/O: available via serial port interface
Features: serial, parallel ports

Name: TDB416-40
Type: TMS320C40 PC/AT Development Board
Company: Transtech Parallel Systems Corporation
Processor: TMS320C40 with up to 64 MBytes memory
Features: Also available bundled with 3L Parallel C

Name: TDMB408-40
Type: TMS320C40 PC/AT TIM Motherboard
Company: Transtech Parallel Systems Corporation
Processor: TMS320C40 with up to 8 MBytes memory
and 3 x TMS320C40 TIM-40 module sites

Name: TDMB409
Type: PC/AT TIM Motherboard
Company: Transtech Parallel Systems Corporation
Processor: PC plug-in board with 3 x TMS320C40 TIM-40 module sites

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320C50 processors:
----------------------------------------------------------------------------
Name: TMS320C50 System board
Type: TMS320C50 IBM PC AT card
Company: Loughborough Sound Images
Processor: TMS320C50 50 MHz 32K words RAM
Features: 65sq cm wire wrap area.

   
     _________________________________________________________________
   

IBM PC boards, Texas Instruments TMS320M500 (Mwave) processor:
----------------------------------------------------------------------------
Name: Mwave multimedia platform
Type: TMS320M500 (Mwave) IBM PC AT card
Company: Atlanta Signal Processors, Inc. (ASPI)
Processor: TMS320M500 33(?) MHz, 64 kbytes data SRAM, 96 kbytes prog SRAM
Analog I/O: stereo 16 bit A/D D/A, codec, telephone line interface
Features: MIDI interface, microphone input, speaker output

   
     _________________________________________________________________
   

IBM PC boards, other processors:
----------------------------------------------------------------------------
Name: PDSP16488 Imaging/Graphics board
Type: PDSP-16488 IBM PC card
Company: Spectrum Signal Processing
Processor: PDSP-16488

   
     _________________________________________________________________
   
  Q4.1.2: MAC NUBUS DSP DEVELOPMENT BOARDS.

Mac Nubus boards, AT&T processors:
----------------------------------------------------------------------------

Name: MacDSP MB/A
Type: DSP32C Apple Mac NuBus board
Company: Spectral Innovations
Price: $3495-$4995
Processor: DSP32C 60 MHz DSP with up to 1 Mbyte SRAM
Comments: Optional 12 bit A/D card at 16 bit A/D, D/A with 1,2 or 8 channels

   
     _________________________________________________________________
   

Mac Nubus boards, Motorola DSP56000 processor:
----------------------------------------------------------------------------
Name: MAC-56
Type: Macintosh NuBus DSP56001 card
Company: Ariel Corp.
Processor: 56001 with 48-192K words RAM
Comments: Comes with DSPworks software

Name: AudioMedia II
Type: Macintosh NuBus DSP56001 card
Company: DigiDesign Inc.
Processor: 56001 @ 33.87 MHz with 8/4/4 K words P/X/Y RAM
Analog I/O: stereo 16 bit 44.1/48 kHz A/D, D/A (?)
Features: SPDIF I/O.  Supported by DSP Designer software from Zola
Technologies Inc.

Name: Sound Accelerator II
Type: Macintosh NuBus DSP56001 card
Company: DigiDesign Inc.
Processor: 56001 @ 33.87 MHz with 8/16/16 K words P/X/Y RAM
Features: Optional digital/analogue audio I/O unit available.  Supported by
DSP Designer software from Zola Technologies Inc.

Name: Pro Tools
Type: Macintosh NuBus 2 x DSP56001 card
Company: DigiDesign Inc.
Processor: 2 x 56001 32 MHz, 8/16/16 K words P/X/Y RAM each
Features: Optional digital/analogue audio I/O unit available.
  Supported by DSP Designer software from Zola Technologies Inc.

Name of Board: DSP56001 Application Development System (ADS)
Type: DSP56001 board for Mac II
Company: Motorola Corp.
Processor: DSP56001
Comments: This is an external board that interfaces to a variety of hosts,
including the Mac, via host-specific adaptor cards.

   
     _________________________________________________________________
   

Mac Nubus boards, Motorola DSP96000 processor:
----------------------------------------------------------------------------
Name: DSP96002 Application Development System (ADS)
Type: DSP96002 board for Mac II
Company: Motorola Corp.
Processor: DSP96002
Comments: This is an external board that interfaces to a variety of hosts,
including the Mac, via host-specific adaptor cards.

   
     _________________________________________________________________
   

Mac Nubus boards, Texas Instruments processors:
----------------------------------------------------------------------------
Name: NB-DSP2300, 2301, 2305
Type: TMS320C30 board for Mac NuBus
Company: National Instruments
Processor: TMS32C30 at 33 (2300), 27 (2301), or 40 (2305) MHz.,
64K or 320K of memory, TMS320C30 to IEEE 754 translator hardware.
Features: 16 bit "real time system integration" (RTSI) peripheral bus.

   
     _________________________________________________________________
   
  Q4.1.3: SBUS DSP DEVELOPMENT BOARDS.

SBus boards, AT&T processors:
----------------------------------------------------------------------------
Name: S-32C
Type: SBus Accelerator Board
Company: Ariel
Price: $2,995  ($5,795 with C compiler)
Processor: AT&T DSP-32C 50MHz, 256 Kbytes to 4 Mbytes SRAM
Analog I/O: Interfaces with Ariel's ProPort & Digital Microphone

Name: MAXCOM Multimedia Processor
Type: Dual DSP3210 Sbus card
Company: KINETICSYSTEMS
Processor: Dual DSP3210
Analog I/O: multimedia audio codec and a telephone quality codec.
Comments: Complete ATT DSP board using real-time operating system (VCOS) and
ATT Multimedia Module Library to provide functions for V.29/V.32 data/fax
modems, speech recognition/synthesis, etc.

   
     _________________________________________________________________
   

SBus boards, Motorola DSP56000 processor:
----------------------------------------------------------------------------
Name: S-56X
Type: SBus Accelerator Board
Company: Ariel (designed (and also sold) by Berkeley Camera Engineering)
Price: $2,495 / $2,995
Processor: Motorola DSP56001 27 or 32 MHz, 32 Kw RAM
Analog I/O: Digital Microphone, ProPort or AES/EBU
Features: DMA controller, Xilinx 3042 gate array for special purpose I/O.
(1.2 Mby/sec transfer rate using the S-56X, w/ ~3ms latency at DMA page
boundaries).

Name: VS-30
Type: SBus Dual Channel Telephone Signal Processor
Company: Vigra
Price: $1375
Availability: In beta test Sep/Nov 1992
Processor: DSP56001 (27 MHz)
Analog I/O: 3 x 8KHz u-Law CODECs. (Line 1, Line 2, handset)
Features: Two RJ-11 telephone jacks, and local handset jack, DTMF transmit
& detect, hook switch control, ring detect, Call progress monitoring
SunOS drivers, programming library, demos.  All source code included.

   
     _________________________________________________________________
   

SBus boards, Texas Instruments TMS320 processors:
----------------------------------------------------------------------------
Name: SPIRIT-30 SBus
Type: 33 MFLOP Application Accelerator -- SBus
Company: Sonitech International Inc.
Price: $8,995  ($9,795 for the 40 MFLOP board)
Processor: TMS320C30
Analog I/O: Optional serial port box (extra $1795), IC-100-1 16 bit single

channel @ 100kHz or, DSP/AIB-1: A/D 2 ch., D/A 1 ch., sampling
rate up to 20 kHz,anti-aliasing filters, telephone handset interface
($480).  Stereo audio and telephone interface card (1-22) for $695
comes with SW library and demo programs.
Features: Other options for the A/D/A system are available.  Filter modules
are extra.  Board runs the SPOX operating system.  All of their boards are
code compatible with each other (PC and SUNs and VME).  Up to six SPIRIT-30
cards can be configured for a 240 MFlop parallel processing system.

Name: SDSP/C30D
Type: TMS320C30 SBus Processor Card
Company: Loughborough Sound Images
Processor: TMS320C30 33 MHz 128Kwords RAM
Comments: also available as SDSP/C30S with SCSI interface

Name: TDMB420
Type: TMS320C40 Sun Sbus Board
Company: Transtech Parallel Systems Corporation
Processor: Sun Sbus to TMS320C40 interface board

Name: HESB40
Type: SBus interface for TMS320C40 TIM-40
Company: Traquair Data Systems, Inc.
Processor: supports one TIM-40 TMS320C40 processors and other external dsps.
Features: Compatible with and capable of controlling HEPC2 PC/AT
board and HEV40 VME board and generic building block.

   
     _________________________________________________________________
   

SBus boards, other processors:
----------------------------------------------------------------------------
Name: ADDA1418-166
Type: S-Bus A/D and D/A   (A/D and D/A are also available separately)
Company: Analyx Systems Inc.
Price: $2,495.00 (4-92) (A/D only $1,995, D/A only $1,895)
Processor: None
Analog I/O: 166 kHz 16 channel, 14 bit isolated A/D, 4 Channel 18 bit D/A
Features: 32K Dual-Ported on-board RAM.  Single S-Bus slot. All software
included.

   
     _________________________________________________________________
   
  Q4.1.4: VMEBUS DSP BOARDS.

VMEbus boards, Analog Devices processors:
----------------------------------------------------------------------------
Name: ADSP-21020 IXD7232
Type: Dual ADSP-21020 VME bus board
Company: Ixthos, Inc.
Processor: 2x ADSP-21020 512 Kbytes data/proc, 196 Kbytes prog/prc
Analog I/O: available via daughter card
Features: I/O mezzanine, RS-232 port, digital I/O option

   
     _________________________________________________________________
   

VMEbus boards, AT&T processors:
----------------------------------------------------------------------------
Name: SURFboard
Type: VMEbus DSP board
Company: AT&T (Louis Rosa 908-582-5667 or Jim Snyder  surf@research.att.com)
Price: $10K
Processor: 6 DSP-32C's organized as 2 sets of 3 processors
(input, output, central -- can be configured)
Analog I/O: None, but can use Ariel ProPort VME board.
Comments: Multiple boards can be chained together.  Central DSP's both have
access to a 1Mbyte DRAM which is also the interface to the VMEbus.  Input
and output DSP's only have 2Kx32 memory.  Central DSP's also have 256Kbytes
of local SRAM.

Name: VME6U6
Type: VMEbus 6U DSP32C board
Company: Communication Automation and Control, Inc. (CACI)
Processor: 6 DSP-32C 50 MHz, 512 Kbytes SRAM each
Analog I/O: available via mezzanine bus
Features: TDM expansion port to other boards, mezzanine bus
Price: $10,900

Name: VME9U12
Type: VMEbus 9U DSP32C board
Company: Communication Automation and Control, Inc. (CACI)
Processor: 12 DSP-32C 50 MHz, 128 Kbytes SRAM each (exp. to 512 Kby each)
Analog I/O: available via local mezzanine bus
Features: TDM expansion port to other boards, mezzanine bus
Price: $18,800

Name: VE-32C
Type: VMEbus 6U DSP32C four processor board
Company: Valley Technologies
Processor: 4x DSP-32C 50 MHz, 8 Kw SRAM each (exp to 128 Kw each)
Features: 16 bit digital matrix switch for IPC

Name: UltraFFT
Type: VME board (6U form factor)
Company: Valley Technologies
Processor: 2x DSP32C;  2x Plessey PDSP16510 FFT processors

Name: UltraDSP
Type: VME board (6U form factor)
Company: Valley Technologies
Processor: DSP32C 40 MHz; Sharp LH9124 DSP

   
     _________________________________________________________________
   

VMEbus boards, Motorola processors:
----------------------------------------------------------------------------
Name: V-56 DSP56001 VME board
Type: DSP56001 VME bus card
Company: Ariel Corp.
Processor: 27 MHz Motorola DSP56001, 32Kw P RAM, 64Kw data RAM
Features: EPROM boot, 24 bit parallel I/O, serial drivers, 24 bit ADBus
peripheral expansion port.
Analog I/O: None.

Name: DSP 8150
Type: DSP56001 VME bus card
Company: Creative Electronic Systems
Email: ces@lancy.ces.ch
Processor: 100 ns Motorola DSP56001, 24-96Kw data RAM
Features: EPROM boot, programmable sequencer, acquisition FIFO, serial
I/O, A24:D32 VME bus access.
Analog I/O: none on board, but connections to a daughter board ADC are provided
.

Name: DBV56H DSP56001 VME Board
Type: DSP56001 VME bus card
Company: Loughborough Sound Images Ltd.
Features: EPROM boot, 24 bit paralle I/O, serial I/O, 24 bit dBeX expansion
interface; A16:D8 VMEbus slave access.
Analog I/O: none

Name: DSP56001 VME board
Type: DSP56001 VME bus card
Company: Spectrum Signal Processing
Processor: 2x Motorola DSP56200 10MHz 24K words RAM
Analog I/O: dual channel 16 bit 153 kHz A/D, D/A

Name: Versatile Array Signal Processor
Type: VME-based three board (or more) set
Company: Spectrum Signal Processing
Processor: 5x DSP96002
Comments: contains (1) general signal processing board (four processor
DSP96002 VME board), (2) I/O processor board (DSP96002 VME board),
(3) two-port memory board (4Mx64 bit dual port memory).

Name: MMI-105 Single Channel Audio/Signal Processor
Type: VME board
Company: Vigra
Processor: 20 MHz 56001 DSP (27 Mhz optional) 8K SRAM and 1 Meg ($1895)
or 8 Meg ($2995) DRAM
Analog I/O: 14 bit A/D and D/A; 8, 13.6, and 19 KHz sampling rates.
Features: Mic & line inputs, power amp & line outputs.

Name: MMI-210 Signal/Audio Processor
Type: VME board
Company: Vigra
Processor: 2x 27 MHz 56001 DSPs 8K SRAM (32K optional) and 1 Meg ($2995)

or 4 Meg ($3650) DRAM
Analog I/O: 16 bit A/D and D/A; 8, 16, 32, 44.1, 48, 96 Ksamples/sec
Features: Line and mic inputs, line and power amp outputs.

Name: MMI-420 Four Channel Signal Processor
Type: VME board
Company: Vigra
Price: $3225
Processor: 4 56001's 27 MHz - 96K SRAM and 16K EPROM per DSP
Features: 4 Megs multi-ported DRAM

Name: MMI-4210 Four Channel Signal/Audio Processor
Type: VME board
Company: Vigra
Price: $5950
Processor: 4x 56001's 27 MHz, 96K SRAM and 16K EPROM per DSP
Analog I/O: 4 16-bit A/D and 4 18-bit D/A converters, 1-50 kHz sample rate.
Features: Transformer or direct-coupled analog I/O.  Programmable output mixing
,
input and output gain levels.  Digital mixing, speech energy detection, and
ADPCM on firmware.

   
     _________________________________________________________________
   

VMEbus boards, Texas Instruments processors:
----------------------------------------------------------------------------

Name: Blazer
Type: TIM40 modules on VME
Company: Image and Signal Processing
Processor: three TMS320C40 on base board, up to three more on TIM40 modules
Analog I/O: via TIM40 interface

Name: HEXC31
Type: 6U VMEbus 6 processor DSP card
Company: Analogic
Processor: 6x TMS320C31 40 MHz, 512 kw SRAM/proc, 16 MB DRAM,

Name: Banshee/VME
Type: VMEbus DSP accelerator card
Company: Atlanta Signal Processors, Inc.
Price: starts at $4,995
Processor: TMS320C30
Analog I/O: available as a separate daughter board.
Features: Programming tools can be used through any PC-compatible computer
(separate debugging port).

Name: Ranger
Type: VME board
Company: Image and Signal Processing
Processor: up to 4 TMS320C30
Comments: Some libraries included.

Name: Clipper
Type: VME board
Company: Image and Signal Processing
Processor: up to 6 TMS320C40

Name: MZ 7770 Quad C40 DSP engine
Type: VMEbus 6U DSP board
Company: Mizar
Processor: 4x TMS320C40 50 MHz, 1 Mbyte SRAM per proc, 1 Mbyte global SRAM
Features: 512 Kbyte flash EEPROM

Name: HyperFlo DSP-3
Type: 6U VMEbus 3 processor DSP card (plus 68030 GP CPU)
Company: Pacific Cyber/Metrix, Inc.
Processor: 3x TMS320C30 40 MHz, 512 Kbytes SRAM/proc; 68030 general purpose CPU
Features: 3x 36 bit parallel I/O ports, fifos between processors

Name: HyperFlo DSP-4
Type: 6U (?) VMEbus 3 or 6 processor DSP card (plus 68040 GP CPU)
Company: Pacific Cyber/Metrix, Inc.
Processor: 3x or 6x TMS320C40 40 MHz; 68040 general purpose CPU

Name: HyperFlo DSP-38
Type: 6U VMEbus 3 processor DSP card (plus 68030 GP CPU)
Company: Pacific Cyber/Metrix, Inc.
Processor: 3x TMS320C30 40 MHz, 512 Kbytes SRAM/proc; 68030 general purpose CPU
Features: like DSP-3, but with MAXbus video interface

Name: Triple TMS320C25 Processor Baseboard (4282)
Type: VMEbus DSP board
Company: Pentek
Processor: 1x 20 MHz TMS320C25 master processor with 32Kx16 SRAM,
32Kx16 EPROM; 2x 40 MHz TMS320C25 slave processors with 8Kx16 SRAM
(accessible by master).
Features: 1Kx16 dual-port RAM between VMEbus and master processor.

Name: TMS320C30 Processor MIX Baseboard (4283)
Type: VMEbus DSP board
Company: Pentek
Processor: TMS320C30, 32 MHz, 256 KB SRAM,  128 KB EPROM, 1, 4, or 8 MB
dual-port RAM.
Analog I/O: available as separate daughter board.
Features: MIX expansion bus, 17 pin I/O timer connector
Comments: the MIX expansion bus allows up to three additional MIX DSP boards
to be attached to the 320C30 baseboard.  MIX boards available from Pentek
include: 1 processor TMS320C30; 2 processor TMS320C30; 3 processor AT&T DSP32C;
1 processor TMS320C40; 2 processor TMS320C40; and a variety of analog and
digital I/O interface boards.

Name: TDMB421
Type: TMS320C40 6U VME TIM Motherboard
Company: Transtech Parallel Systems Corporation
Processor: 6U VME bus interface with 3 x TIM-40 module sites

Name: TDMB422
Type: TMS320C40 6U TIM Motherboard
Company: Transtech Parallel Systems Corporation
Processor: As TDMB421 buth with no VME interface

Name: HEV40
Type: 6U VME Slave Motherboard
Company: Traquair Data Systems, Inc.
Processor: up to three TMS320C40 processors.
Features: Multiple board configurations supported, Option available without
VME interface for use as low cost building block for large TMS320C40 systems.

Name: SKY Challenger
Type: VMEbus DSP board
Company: SKY Computers
Processor: 2x TMS320C30

Name: SPIRIT-30 VME
Type: VME board
Company: Sonitech International
Processor: TMS320C30 33 MHz, 256 Kbytes SRAM (expandable)
Analog I/O: available via serial port
Features: serial, parallel port; mezzanine bus

Name: Dual TMS320C30 VME board
Type: Dual processor TMS320C30 VME board
Company: Spectrum Signal Processing
Processor: 2x TMS320C30 33 MHz, 64K words RAM per processor
Analog I/O: optional dual 18 bit 200 kHz A/D, D/A
Comments: 6U Eurocard format

VME bus:  Texas Instrument processors
Name: AP65
Type: 6U VMEbus 5 Processor DSP card
Company: Analogic
Processor: 5x TMS320C31s, 40MHz, 512kb SRAM/proc, 4-64Mb DRAM
Features:  80 Mbyte/sec I/O FIFO, 5 Aux Ports (40 Mbyte/sec each),
SCSI-2 port

   
     _________________________________________________________________
   

VMEbus boards, other processors:
----------------------------------------------------------------------------
Name: CRV1M40
Type: VME board (6U form factor)
Company: Catalina Research Inc.
Processor: Sharp LH9124/9320 40 MHz
Analog I/O: None (?)
Features: 8K of VME address space, 16 pages of 32kx16 program space, mezzanine.

(See also: Valley UltraFFT and UltraDSP, under the VMEbus AT&T processor
section, above).

   
     _________________________________________________________________
   
  Q4.1.5: DSP DEVELOPMENT BOARDS FOR THE NEXT BUS.

----------------------------------------------------------------------------
Name: QP-56
Type: Five processor DSP56001 card for NeXT NextBus
Company: Ariel Corp.
Processor: 5x DSP56001 26 MHz  8K/16K words RAM per processor
Features: Five NeXT compatible DB-15 ports.

   
     _________________________________________________________________
   
  Q4.1.6: DSP DEVELOPMENT BOARDS FOR THE AMIGA BUS.

----------------------------------------------------------------------------
Name: TMS320C25 DSP board for Amiga
Company: ???
Price: $299 (basic system), $399 (professional package)
Processor: TI TMS320C25 ?? MHz, 16K bytes RAM
Comments: for more information, fax +39 41 957 192 or email to
"aire@sabrina.dei.unipd.it".

   
     _________________________________________________________________
   
  Q4.1.7: DSP DEVELOPMENT BOARDS FOR THE SCSI BUS.

----------------------------------------------------------------------------
Name: DSP-32C
Type: SCSI Interface DSP Board (actually a PC board which can be
accessed through an on board SCSI port).
Company: Ariel
Price: $3,495
Processor: AT&T DSP-32C
Analog I/O: 16 bit analog I/O
Comments: Includes the PDS-32C Program Development Software.

Name: DeskLab
Type: SCSI data collection/analysis box
Company: Gradient
Price: $5,500
Analog I/O: 14 bit A/D D/A, Telephone interface is available.
Comments: Complete package of data collection and analysis tools under UNIX.
It is not possible (supported) to directly access the DSP that is in the box
nor can user specified functions be run using their analysis package.

Name: SKYstation
Type: DSP vectorizing accelerator for sparc workstations
Company: SKY Computers
Price: $10K and up (depends on amount of memory required)
Processor: Intel I860/960
Analog I/O: None.
Comments: Vectorizing C and FORTRAN compilers available. Math library(hand
coded) also available. Company also makes VME cards with similar features.

Name: DAT-Link and DAT-Link+
Type: Standalone SCSI unit
Company: Townshend Computer Tools
Price: US: $4,000-$4,500
Processor: DSP-32C with 64k RAM, expandable to 2Mbytes.
Features: AES/EBU interface.
Comments: Full networked software with server, applications and libraries
including source. Real time playback/recording of stereo audio files.
Trainable IR transceiver - control any device with IR remote control.
Works with any UNIX work-station that has SCSI.

   
     _________________________________________________________________
   
  Q4.1.8: STANDALONE DSP DEVELOPMENT BOARDS

----------------------------------------------------------------------------
Name: TDM401-40
Type: TMS320C40 TIM-40 size 1 DRAM module
Company: Transtech Parallel Systems Corporation
Processor: Size 1 module with up to 8 MBytes DRAM

Name: TDM402-40
Type: TMS320C40 TIM-40 size 1 SRAM module
Company: Transtech Parallel Systems Corporation
Processor: Size 1 module with up to 2 MBytes SRAM
Availability: Now

Name: TDM480
Type: TMS320C40 TIM-40 size 2 Framegrabber module
Company: Transtech Parallel Systems Corporation
Processor: Size 2 True Color framegrabber module with
           4 MBytes DRAM and 1 MByte VRAM

Name: TDM481
Type: TMS320C40 TIM-40 size 3 Graphics Display module
Company: Transtech Parallel Systems Corporation
Processor: Size 3 Full Color framegrabber module with
           4 MBytes DRAM and 4 MBytes VRAM
Availability: March 1993

Name: TDM404
Type: TMS320C40 Transputer TRAM size 4 Graphics module
Company: Transtech Parallel Systems Corporation
Processor: Specialist Transputer TRAM module for bridging
           Transputer and TMS320C40 systems
Availability: March 1993

Name: adc4002
Type: TMS320C40 TIM-40 size 1 A/D & D/A module
Company: Transtech Parallel Systems Corporation
Processor: Size 1 2 Channel, 16 bit A/D & D/A module
Availability: March 1993

Name: 96KD
Type: A High Performance Graphics TRAM
Company: N.E.L.
Processor: Motorola DSP96002, 4Mb RAM, T800, 4Mb RAM, 4Mb shared RAM, 2x1Mb VRA
M
Features: Video Output (up to 1024x1024x8 or 512x512x32)

Name: TIM-40 CD
Type: A High Performance True Colour Display TIM
Company: N.E.L.
Processor: TMS320C40, 4Mb RAM, 4Mb VRAM
Features: Video Output (up to 1024x1024x24), C source Image Processing Library>


Name: TIM-40 CFG
Type: A High Performance True Colour Framegrabber TIM
Company: N.E.L.
Processor: TMS320C40, 4Mb RAM, 1Mb VRAM
Features: Video Capture 512x512x32, C source Image Processing Library

Name: HET40x
Type: TMS320C40 TIM-40 Processing Module
Company: Traquair Data Systems, Inc.
Processor: Size 1 TIM-40 Processing Module with TMS320C40 processor and
up to 8 MBytes DRAM

Name: HET4032x
Type: TMS320C40 TIM-40 Processing Module
Company: Traquair Data Systems, Inc.
Processor: Size 2 TIM-40 Processing Module with TMS320C40 processor and up
to 32 MBytes DRAM

Name: HET40Sx
Type: TMS320C40 TIM-40 Processing Module
Company: Traquair Data Systems, Inc.
Processor: Size 1 TIM-40 Processing Module with TMS320C40 processor
and up to 2 MBytes 0ws SRAM

Name: TIM-40-CFG
Type: TMS320C40 TIM-40 True Color Frame Grabber Module
Company: Traquair Data Systems, Inc.
Processor: Size 2 TIM-40 True Color Frame Grabber Module with
TMS320C40 processor, 4 MBytes DRAM, 1 MByte VRAM

Name: TIM-40-CD
Type: TMS320C40 TIM-40 True Color Display Controller Module
Company: Traquair Data Systems, Inc.
Processor: Size 3 TIM-40 True Color Display Control Module with
TMS320C40 processor, 4 MBytes DRAM, 4 MByte VRAM

Name: HET403TL
Type: TIM-40 based TMS320C40/Transputer Interface Module
Company: Traquair Data Systems, Inc.
Processor: Size 1 TIM-40 Transputer Interface Module which
connects six standard TMS320C40 Comports to three Standard
Transputer Links.

   
     _________________________________________________________________
   
  Q4.1.9: STANDALONE DSP DEVELOPMENT BOARDS

----------------------------------------------------------------------------
Name: Master MVP Development Board
Type: TMS320C80 Development Board with Sun Workstation Interface
Company: Wintriss Engineering Corp. (USA)
Features: Up to 24 MB Zero Wait-State SRAM, up to four, 330 Mbit/sec links,
Video Cntrl with 4 MB VRAM
Analog I/O: Two, PCI-64 F.F. Daughter Card Connectors for Custom Hardware Proto
typing


Name: EZ-LAB kit
Type: ADSP-2101 stand alone evaluation module
Company: Analog Devices
Processor: ADSP-2101
Features: needs power supply, speaker, and microphone.  Comes with PC
development software and some canned demos.

Name: ADSP-2105 DSP-11B, ADSP-2101 DSP-11S
Type: ADSP-2105 and ADSP-2101 stand-alone DSP boards
Company: Innovative Devices
Processor: ADSP-2105 or ADSP-2101
Analog I/O: 4x 14 bit A/D, 2x 14 bit D/A.
Comments: 3"x5" stand-alone DSP board.

Name: MX31 Modular Embedded System
Type: TMS320C31 stand-alone board
Company: Integrated Motions, Inc. (IMI)
Processor: TMS320C31 33 MHz; 16, 64, or 256 Kw RAM; 16 or 64 Kw ROM
Features: 88 pin expansion bus, 16 bits parallel I/O, 2 RS-232, 3 int lines
Comments: 4"x5" board designed for use in embedded systems; other cards
of same form factor under development.

Name: AE2000
Type: TMS320C31 board
Company: Intellibit
Processor: TMS320C31
Comments: Board is only 3"x2.5".

Name: MC68HC16EVB
Type: Motorola 68HC16 standalone board
Company: Motorola
Processor: 68HC16
Analog I/O: 8 bit or 10 bit A/D, D/A requires obtional chip
Features: Includes assembler, simulator, demo C compiler that run on
an IBM PC and communicates via printer port.
Comments: Motorola has been pushing the 68HC16 as a low-end DSP,
even though it's not what most DSP folks think of when they say "DSP".

Board name: ADSP-2101 based 4 kbps voice codec module
Type: ADSP-2101 stand alone module?
Company: Specom Technologies
Processor: ADSP-2101
Features: Voice coding based on CELP.
Comments: stand-alone module?

Name: ADSP-2105 Based digital voice playback system
Type: ADSP-2105 stand alone module?
Company: Specom Technologies
Processor: ADSP-2105
Comments: stores up to 2 hours of speech

Name: 56SB System
Type: 56001 Stand-alone system
Company: Precision Design Services
Processor: 56001 20 MHz
Price: Aus$1450
Analog I/O: 16 bit 100kHz ADC, 2x 16 bit 500kHz DAC
Comments: PC monitor software, RS232C Port, Filter design software.
 Extensive macro library also available(Aus$300).

Name: 96K
Type: TRAM
Company: N.E.L.
Processor: Motorola DSP96002, 4Mb RAM, T800, 4Mb RAM, 4Mb shared RAM

Name: DSK (DSP Starter Kit)
Type: TI TMS320c26
Company: TI
Processor: TMS320c26
Price: $99
Analog I/O: TLC32040 Analog Interface Circuit (AIC)
Features: Includes assembler, debugger and demo software for the
IBM-PC. Communicates with the host PC by RS232.
Name: C5x DSK (DSP Starter Kit)
Type: TMS320C50
Company: TI
Processor: TMS320C50
Price: $99
Analog I/O: TLC32040 Analog Interface Circuit (AIC)
Features: Includes simple assembler, debugger, some demo software. PC
software runs under DOS, MS Windows. Reported to run under OS-2.

Q4.2: Who makes AES/EBU digital audio transceiver chips?

   
   
   Several companies:
     * Sony Corp.: CX23033 transmitter, CX23053 receiver. Comments: the
       Sony receiver chip is very difficult to work with due to a bad PLL
       design.
     * Crystal Semiconductor Corp., (512) 445-7222 CS8411 and CS8412
       receivers, CS8401 and CS8402 transmitters. Comment: the 8411 and
       8401 are designed for use with microprocessors/DSPs. The 8412 and
       8402 are intended for use in stand-alone applications.
     * Motorola Corp. (800) 521-6274 or (512) 891-2030 (DSP marketing)
       DSP56401 transceiver. Comment: designed for use with the DSP56000.
     * Yamaha: YM3613B transmitter, YM3623B receiver, YM3436 receiver,
       YM3437 transmitter.
       
   
   
   References:
   
   Kahrs, Mark, "An AES/EBU Circuit Compendium or AES/EBU Circuits I Have
   Known and Loved," presented at the 91st Convention of the Audio
   Engineering Society, October 4-8, 1991. Reprints: AES, 60 East 42nd
   St., New York, NY, 10165.
