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I-1

NI PXIe-6672 User Manual

Index

A

Access LED

color explanation (table), 3-4
overview, 3-4

Active LED

color explanation (table), 3-4
overview, 3-4

asynchronous routing

overview, 3-16
sources and destinations, 3-16
timing diagram, 3-16

B

block diagram

NI PXIe-6672 functional overview, 3-2
routing architecture, 3-10
signal selection circuitry, 3-11

C

cable configuration, 3-13
calibration

additional information, 4-2
DDS initial phase, 4-2
DDS start trigger phase, 4-1
factory calibration, 4-1
PXI_CLK10 phase, 4-1
TCXO frequency, 4-1

calibration certificate (NI resources), B-2
CE compliance, specifications, A-8
changing the Active LED color (tip), 3-4
CLKIN connector

description, 3-5
location (diagram), 3-3
specifications, A-1

CLKOUT connector

description, 3-5
location (diagram), 3-3
signal description (table), 3-6
specifications, A-2

clock generation

DDS, 3-7
overview, 3-7
PXI_CLK10 and TCXO, 3-8

color

Access LED color explanation (table), 3-4
Active LED color explanation (table), 3-4

configuring the device

Access LED, 3-4
Active LED, 3-4
overview, 2-2

conventions used in the manual, vii

D

DDS

clock generation, 3-7
DDS clock

PFI synchronization clock, 3-13
PXI_Trig/PXI_Star synchronization

front panel triggers as outputs, 3-13
signal description (table), 3-6
specifications, A-5

DDS initial phase calibration, 4-2
DDS start trigger phase calibration, 4-1
Declaration of Conformity (NI resources), B-2
destinations, possible destinations (table), 3-12
diagnostic tools (NI resources), B-1
direct digital synthesis. See DDS