AppendixA Specificationsfor AT-MIO-16XE-10and AT-AI-16XE-10
ATE Series User Manual A-22 ni.com
FIFObuffer size ......................................512samples
Data transfers..........................................DMA, interrupts,
programmed I/O
DMA modes ...........................................Singletransfer, demand transfer
Configurationm emory size....................512 words
TransferCharacteristics
Relative accuracy....................................±0.75 LSB typ, ±1 LSB max
DNL........................................................±0.5 LSB typ, ±1 LSB max
Nomissing codes ....................................16 bits, guaranteed
Offseterror
Pregain errorafter calibration..........±3 µV max
Pregain errorbefore 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)
Aftercalibration (gain = 1)..............±30.5 ppm of reading max
Before calibration............................±2,150 ppm of reading max
Withgainerroradjustedto0atgain=1
Gain ≠1...........................................±200 ppm ofreading
Amplifier Characteristics
Input impedance
Normal,powered on........................100 GΩin parallel with 100 pF
Poweredo ff .....................................820Ωmin
Overload..........................................820 Ωmin
Inputbias current....................................±1 nA
Inputoffset current .................................±2 nA