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Appendix A

Specifications

©

 National Instruments Corporation

A-5

Postgain .......................................±50 µV/° C

Gain temperature coefficient ...............±20 ppm/° C

Onboard calibration reference

Level ............................................5.000 V (±2.5 mV) (actual 

value stored in EEPROM)

Temperature coefficient ...............±0.6 ppm/° C max

Long-term stability.......................±6 ppm/

Number of channels ............................2 voltage

Resolution...........................................16 bits, 1 in 65,536

Max update rate

1 channel ......................................4 MS/s, system dependent

2 channel ......................................2.5 MS/s, system dependent

FIFO buffer size..................................2,048 samples

Data transfers ......................................DMA, interrupts, 

programmed I/O

DMA modes .......................................Scatter gather

Relative accuracy (INL) ......................±4 LSB typ, ±8 LSB max

DNL....................................................±2 LSB typ, ±8 LSB max

Offset error .........................................±5.0 mV max

Gain error 
(relative to internal reference) .............±0.1% of output range max

Ranges ................................................±10 V

Output coupling ..................................DC

1 000 h

,

PCI_E.book  Page 5  Thursday, June 25, 1998  12:55 PM