AppendixA Specificationsfor PCI and PXI Buses
©NationalInstruments Corporation A-3 6023E/6024E/6025EUser Manual
TransferCharacteristics
Relative accuracy ................................... ±0.5 LSB typd ithered,
±1.5 LSB max undithered
DNL....................................................... ±0.5 LSB typ, ±1.0 LSB max
Nomissing codes ................................... 12 bits, guaranteed
Offseterror
Pregain error aftercalibration ......... ±12 µVmax
Pregain error before calibration...... ±28 mV max
Postgain errorafter calibration .......±0.5 mV max
Postgain error before calibration ..... ±100 mV max
Gain error (relative to calibration reference)
Aftercalibration (gain = 1)............. ±0.02% of reading max
Before calibration ...........................±2.75% of reading max
Gain ≠1 with gain error
adjusted to 0 atgain = 1 .................. ±0.05% of reading max
Amplifier CharacteristicsInput impedance
Normalpowered on ........................ 100 GΩin parallel with 100 pF
Poweredo ff.....................................4 kΩmin
Overload..........................................4 kΩmin
Inputbias current ...................................±200 pA
Inputoffset current .................................±100 pA
CMRR (DC to 60 Hz)
Gain0.5, 1.0 ....................................85 dB
Gain10, 100 ....................................90 dB