Appendix A Specifications for AT-MIO-16XE-50
National Instruments Corporation A-27 AT-MIO/AI E Series User Manual
Transfer Characteristics
Relative accuracy.............................. ±0.5 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...±1 mV max
Postgain error after calibration....±76 µV max
Postgain error before calibration.±4 mV max
Gain error (relative to calibration reference)
After calibration (gain = 1)......... ±30.5 ppm of reading max
Before calibration....................... ±2250 ppm of reading max
With gain error adjusted to 0 at gain = 1
Gain = 2, 10................................ ±100 ppm of reading
Gain = 100.................................. ±250 ppm of reading
Amplifier Characteristics
Input impedance
Normal, powered on....................7 G in parallel with 100 pF
Powered off ................................ 820 min
Overload..................................... 820 min
Input bias current.............................. ±10 nA
Input offset current............................ ±20 nA
CMRR, DC to 60 Hz
Gain = 1......................................80 dB
Gain = 2......................................86 dB
Gain = 10....................................100 dB
Gain = 100.................................. 120 dB
Dynamic Characteristics
Bandwidth
Gain = 1, 2..................................63 kHz
Gain = 10....................................57 kHz
Gain = 100.................................. 33 kHz