National Instruments VXI-MIO Series Amplifier Characteristics

Appendix A Specifications for VXI-MIO-64XE-10
 National Instruments Corporation A-11 VXI-MIO Series User Manual
Transfer Characteristics
Relative accuracy.............................. ±0.75 LSB typ, ±1 LSB max
DNL.................................................. ±0.5 LSB typ, ±1 LSB max
No missing codes.............................. 16 bits, guaranteed
Offset error
Pregain error after calibration..... ±3 µV max
Pregain error before calibration...±2.2 mV max
Postgain error after calibration....±76 µV max
Postgain error before calibration.±102 mV max
Gain error (relative to calibration reference)
After calibration (gain = 1)......... ±30.5 ppm of reading max
Before calibration....................... ±2,150 ppm of reading max
With gain error adjusted to 0 at gain = 1
Gain ≠ 1......................................±200 ppm of reading
Amplifier Characteristics
Input impedance
Normal, powered on....................100 GΩ in parallel with 100 pF
Powered off ................................ 1 kΩ min
Overload..................................... 1 kΩ min
Input bias current.............................. ±1 nA
Input offset current............................ ±2 nA
CMRR, DC to 60 Hz
Gain = 1......................................92 dB
Gain = 2......................................97 dB
Gain = 5......................................101 dB
Gain = 10....................................104 dB
Gain = 20....................................105 dB
Gain = 50....................................105 dB
Gain = 100.................................. 105 dB