National Instruments NI PXI/PCI-5114 Manual de usuario descargar pdf (Pagina 6)

NI PXI/PCI-5114 Specifications 6 ni.com

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Sample Clock

Specification Val ue Comments

Sources Internal, Onboard Clock (internal VCXO)*

External, CLK IN (front panel SMB connector)

*

Internal Sample

Clock is locked to the

Reference Clock or

derived from the

onboard VCXO.

Onboard Clock (Internal VCXO)

Sample Rate

Range

Real-Time Sampling

(Single Shot)

Random Interleaved

Sampling (RIS)

*

Divide by n

decimation used

for all rates less than

250 MS/s. For more

information about

Sample Clock and

decimation, refer to

the NI High-Speed

Digitizers Help.

3.815 kS/s to 250MS/s* 250 MS/s to 5 GS/s in

increments of 250 MS/s

Timebase

Frequency

250 MHz When not using

External Sample

Clock.

Timebase

Accuracy

Not Phase-Locked to

Reference Clock

Phase-Locked to

Reference Clock

—

±25 ppm Equal to the Reference

Clock accuracy

Sample Clock

Delay Range

±1 Sample Clock period —

Sample Clock

Delay Resolution

≤ 20 ps —

1 2 3 4 5 6 7 8 9 10 11 ... 19 20

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