Contents
©
National Instruments Corporation vii PCI-4451/4452 User Manual
Chapter 5
Calibration
Loading Calibration Constants ......................................................................................5-1
Self-Calibration..............................................................................................................5-2
External Calibration.......................................................................................................5-2
Traceable Recalibration.................................................................................................5-3
Chapter 6
Theory of Analog Operation
Functional Overview......................................................................................................6-1
Analog Input Circuitry...................................................................................................6-1
Input Coupling.................................................................................................6-2
Calibration.......................................................................................................6-2
Antialias Filtering............................................................................................6-3
The ADC .........................................................................................................6-8
Noise................................................................................................................6-9
Analog Output Circuitry................................................................................................6-10
Anti-Image Filtering........................................................................................6-10
The DAC .........................................................................................................6-12
Calibration.......................................................................................................6-12
Mute Feature....................................................................................................6-13
Appendix A
Specifications
Appendix B
Pin Connections
Appendix C
Customer Communication
Glossary
Index
User.book Page vii Tuesday, April 14, 1998 10:20 AM