National Instruments E Series , Stability

Appendix A Specifications for DAQCard-AI-16E-4
DAQCard E Series User Manual A-4  National Instruments Corporation
Crosstalk........................................... -80 dB, DC to 100 kHz
Stability
Recommended warm-up time............ 15 min
Offset temperature coefficient
Pregain........................................ ± 5 µ V/ ° C
Postgain...................................... ± 240 µ V/ ° C
Gain temperature coefficient............. ± 20 ppm/ ° C
Onboard calibration reference
Level...........................................5.000 V ( ± 2.5 mV) (actual value
stored in EEPROM)
Temperature coefficient.............. ± 5 ppm/ ° C max
Long-term stability..................... ± 15 ppm/
Settling time for
full-scale step.....................
Gain Accuracy
± 0.012%
( ± 0.5 LSB)
± 0.024%
( ± 1 LSB)
0.5 4 µ s typ,
8 µ s max 4
µ s max
System noise in LSB rms,
not including quantization..........
Gain Noise,
dither off Noise, dither on
0.5 to 10 0.2 —
0.5 to 20 — 0.5
20 0.25 —
50 0.5 0.7
100 0.9 1.0
1,000 h