DAQ 6023E/6024E/6025E Multifunction I/O Devices User Manual

Table Of Contents
Appendix A Specifications for PCMCIA Bus
© National Instruments Corporation A-13 6023E/6024E/6025E User Manual
Amplifier Characteristics
Input impedance
Normal powered on ........................ 100 Gin parallel with 100 pF
Powered off..................................... 4 kmin
Overload.......................................... 4 kmin
Input bias current ................................... ±200 pA
Input offset current................................. ±100 pA
CMRR (DC to 60 Hz)
Gain 0.5, 1.0.................................... 85 dB
Gain 10, 100.................................... 90 dB
Dynamic Characteristics
Bandwidth
Settling time for full-scale step .............. 5 µs max to ±1.0 LSB accuracy
System noise (LSB
rms
, not including quantization)
Crosstalk................................................. 60 dB, DC to 100 kHz
Stability
Recommended warm-up time ................ 30 min
Offset temperature coefficient
Pregain ............................................ ±15 µV/°C
Postgain........................................... ±240 µV/°C
Signal Bandwidth
Small (3dB) 500 kHz
Large (1% THD) 225 kHz
Gain Dither Off Dither On
0.5to1 0.10 0.65
10 0.45 0.65
100 0.70 0.90