National Instruments AT-MIO/AI E Series User Manual page 113

National Instruments Corporation
Appendix A Specifications for AT-MIO-16E-1, AT-MIO-16E-2 and AT-MIO-64E-3
Transfer Characteristics
Relative accuracy ............................. 0.5 LSB typ dithered, 1.5 LSB
DNL .................................................. 0.5 LSB typ, 1.0 LSB max
No missing codes .............................. 12 bits, guaranteed
Offset error
Pregain error after calibration ..... 12 V max
Pregain error before calibration... 2.5 mV max
Postgain error after calibration.... 0.5 mV max
Postgain error before calibration . 100 mV max
Gain error (relative to calibration reference)
After calibration (gain = 1) ......... 0.02% of reading max
Before calibration ....................... 2.5% of reading max
Gain 1 with gain error
adjusted to 0 at gain = 1 ....... 0.02% of reading max
Amplifier Characteristics
Input impedance
Normal powered on..................... 100 G
Powered off ................................ 820
Overload ..................................... 820
Input bias current .............................. 200 pA
Input offset current............................ 100 pA
CMRR, DC to 60 Hz
Gain = 0.5 ................................... 95 dB
Gain = 1 ...................................... 100 dB
Gain 2 ...................................... 106 dB
max undithered
A-3
in parallel with 100 pF
min
min
AT-MIO/AI E Series User Manual