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NI 5421 Specifications 34 ni.com
Physical
Table 17.
Specification Value Comments
Dimensions
NI PXI-5421 NI PCI-5421
—
3U, One Slot,
PXI/cPCI Module
2.0 × 13.0 × 21.6 cm
(0.8 × 5.1 × 8.5 inches)
34.07 × 10.67 × 2.03 cm
(13.4 × 4.20 × 0.8 inches)
Weight 345 g (12.1 oz) 419 g (14.8 oz) —
Front Panel Connectors
Label Function(s) Connector Type —
CH 0 Analog Output SMB (jack)
CLK IN Sample clock input and PLL
reference clock input.
SMB (jack)
PFI 0 Marker output, trigger input,
sample clock output,
exported trigger output, and
PLL reference clock output.
SMB (jack)
PFI 1 Marker output, trigger input,
sample clock output,
exported trigger output, and
PLL reference clock output.
SMB (jack)
DIGITAL
DATA &
CONTROL
Digital data output, trigger
input, exported trigger
output, markers, external
sample clock input, and
sample clock output.
68-pin VHDCI female
receptacle