CPCI-AD8
CPCI-AD8 DSP C32, 8/16 Channel 16-Bit A/D
- Based around the Texas Instruments floating-point Digital Signal Processor TMS320C32 at 60 MHz
- 3U high Compact PCI module
- 8 16-bit channels with optional 8 additional channels on mezzanine
- 100 Ks/sec or optional 200 Ks/sec A/D
- 8Kword sample buffer FIFO
- External or internal or PXI sample gate logic
- Differential instrumentation amplifier for each analog input
- Programmable gain 1, 2, 4, 8 standard; 1, 10, 100, 1000 optional
- External power supply input option
- PXI support with front panel I/O
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The floating-point 32-bit, 60 MHz DSP TMS320C32 provides input signal conditioning support and is backed by 512 Kbytes of zero wait state SRAM for temporary storage and DSP operations, along with 4 Mbits of flash. Eight input instrumentation amplifiers ensure differential input buffering and gain, while A/D operations can be triggered internally or externally via the front panel. An 8K-word FIFO enables sample buffering, and a PCIbus connector facilitates the interface to the host computer. Additionally, this module can utilize an external power source for reduced noise operation.
Available Software Drivers and Software Tools:
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- C library dll’s
- Linux drivers
- Windows XP drivers
- VxWorks drivers
- LabView
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Applications: The Local DSP can be used to simply move data to and from the CPCI bus or provide pre-processing functions such as limit checking, FFTs, digital filtering, etc. Custom application software can be downloaded to the DSP via the CompactPCI bus.
TMS320C32 DSP Features:
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- 32/40-bit floating point DSP at 60 MHz
- 60 million floating-point operations (MFLOPS)
- Two 256 x 32-bit single-cycle, dual-access on-chip RAM blocks
- One serial port
- Two 32-bit timers
- Two DMA internal co-processors
- Boot loader program built-in
- 64 x 32-bit on-board program cache
- Internal or external trigger support for A/D conversion synchronization tied to DSP operations
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AD976A Specifications:
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- Fast 16-bit ADC
- Successive approximation, switched capacitor architecture
- 200 Ksamples/sec throughput – AD976A
- Single 5 V supply operation
- Input range: ±10 VDC
- 100 mW max power dissipation
- Choice of external or internal 2.5 VDC reference
- High-speed parallel interface
- On-chip clock
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Instrumentation Amplifier Specifications:
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- Differential input support
- ±10VDC input range
- Software programmable gain of 1, 2, 4, or 8; optional 1, 10, 100, 1000
- Over-voltage protection to ±40 VDC
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Operating Environment:
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- Operating temperature: Commercial: 0 to +70 ºC, Optional: -25 ºC to +80 ºC
- Non-operating temperature: -40 ºC to +85 ºC
- Airflow requirement – 5 CFM
- Humidity – 5 to 90% (non-condensing)
- Altitude – 0 to 10,000 feet
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PCI Bus Controller Features:
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- The PLX PCI 9080 is PCI Version 2.1 compliant
- Bus Master interface chip for adapters and embedded systems
- Programmable local bus supports non-multiplexed 32-bit address/data, multiplexed 32- or 16-bit, and accesses of 32-, 16-, or 8-bit local bus devices
- I2O compatible messaging unit
- 3.3 or 5 volt PCI signaling, 5 volt core, low-power CMOS in 208-pin PQFP
- Two independent programmable DMA channels for local bus memory to/from PCI host bus data transfers
- Eight programmable FIFOs for zero wait state burst operation
- PCI to/from local data transfers up to 133MB/sec
- Local bus runs asynchronously to the PCI bus
- Eight 32-bit mailbox and two 32-bit doorbell registers
- Performs Big Endian/Little Endian conversion
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Mechanical Environment:
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- Size – 3U CPCI module (100mm x 160mm)
- Power – 1.5 watt
- Vibration – 0.5G, 20-2000 Hz random
- Shock – 20G, 11 msec, ½ sine
- Weight – 3 ounces
- MTBF – >250,000 hours
CPCI-AD8:
3U compact PCI with 8 16-bit A/D channels at 100K samples/sec and a 320C32 DSP
Option-200:
w/200K samples/sec A/D channels
Option-16:
8 additional channels of 16-bit A/D on mezzanine
Optional Accessories
TB-50:
50-pin terminal block with cable
CBL-SCSI-50:
50-pin SCSI to SCSI cable only












