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© National Instruments Corporation 7 NI PXI/PCI-5114 Specifications
Phase-Locked Loop (PLL) Reference Clock
External Sample Clock
Sources CLK IN (front panel SMB connector) —
Frequency
Range
50 MHz to 250 MHz Divide by n
decimation
available where
1 ≤ n ≤ 65,535
For more information
about Sample Clock
and decimation, refer
to the NI High-Speed
Digitizers Help.
Duty Cycle
Tolerance
45% to 55% —
Specification Value
Sources NI PXI-5114 NI PCI-5114
PXI_CLK10
(backplane connector
)
CLK IN
(front panel SMB connector)
RTSI 7
CLK IN
(front panel SMB connector)
Frequency
Range
1 MHz to 20 MHz in 1 MHz increments
Default of 10 MHz
The PLL Reference Clock frequency must be accurate to ±50 ppm
Duty Cycle Tolerance 45% to 55%
Exported Reference
Clock Destinations
NI PXI-5114 NI PCI-5114
PFI <0..1> (front panel 9-pin
mini-circular DIN connector)
PXI_Trig <0..7> (backplane
connector)
PFI <0..1> (front panel 9-pin
mini-circular DIN connector)
RTSI <0..7>
Specification Value Comments