National Instruments SC-2040 Manual Do Utilizador
Specifications
Appendix A
SC-2040 User Manual
A-2
© National Instruments Corporation
Amplifier Characteristics
Input impedance
Normal powered on
100 G
Ω
in parallel with 20 pF
Input bias current
±
100 pA,
±
10 mA max
Input offset current
±
10 pA
CMRR
Gain
dB (min and typ)
Gain = 1
70 dB min, 90 dB typ
Gain = 10
87 dB min, 104 dB typ
Gain
≥
100
100 dB min, 110 dB typ
Output range
±
10 V
Dynamic Characteristics
Bandwidth
Gain
-3 dB
Bandwidth
1
2 MHz
10
800 kHz
100
500 kHz
200
300 kHz
300
180 kHz
500
120 kHz
600
100 kHz
700
80 kHz
800
70 kHz
System noise
Gain
Filter
1
175
µ
Vrms
10
50
µ
Vrms
100
45
µ
Vrms
200
40
µ
Vrms
300
35
µ
Vrms
500
33
µ
Vrms
600
30
µ
Vrms
700
29
µ
Vrms
800
27
µ
Vrms
Noise spectral density
Input noise (gain = 1)
12 nV/
√
Hz
Output noise
85 nV/
√
Hz
Slew rate
8 V/
µ
s