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Noise
(dB Full-Scale)
–65.0
–70.0
–75.0
–80.0
–85.0
–90.0
–95.0
1,000
© National Instruments Corporation
♦
PCI-4451/4452
10,000
Figure A-1. PCI-4451/4452 Idle Channel Noise (Typical)
Input noise spectral density.................... 8 nV/
♦
PCI-4453/4454
Idle channel noise................................... –90 dBFS
Dynamic Characteristics
Alias-free bandwidth.............................. DC to 0.464 f
Alias rejection ........................................ 80 dB, 0.536 f
Spurious-free dynamic range ................. 95 dB
THD ....................................................... −80 dB; −90 dB for f
100,000
Sample Rate (S/s)
A-5
Appendix A
Gain = +60 dB
Gain = +50 dB
Gain = +40 dB
Gain = All Others
Hz
(achievable only at
Gain = +50 dB or +60 dB)
s
< f
< 63.464 f
s
in
in
signal < 1 V
rms
PCI-4451/4452/4453/4454 User Manual
Specifications
1,000,000
s
< 20 kHz or
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