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Specifications
Appendix A
Lab-PC+ User Manual
A-2
© National Instruments Corporation
Amplifier Characteristics
Input impedance ............................................
0.1
G
Ω
in parallel with 45 pF
Input bias current ..........................................
150
pA
CMRR ...........................................................
Gain
CMRR at 60 Hz
1
100
75 dB
105 dB
Dynamic Characteristics
Bandwidth (-3 dB) ........................................
400 kHz for gain = 1, 40 kHz for gain = 100
Settling time to full-scale step.......................
Gain
Accuracy
±
0.2% (
±
LSB)
≤
10
20, 50
100
14
µ
s
20
µ
s
33
µ
s
System noise .................................................
Gain
±
5 V Range
1
100
0.3 LSB rms
0.6 LSB rms
Stability
Recommended warm-up time .......................
15
minutes
Offset temperature coefficient
Pregain ....................................................
450
µ
V/ºC
Postgain ...................................................
10
µ
V/ºC
Gain temperature coefficient.........................
±
50 ppm/ºC
Summary of Contents for Lab-PC+
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