XR81101 Datasheet, PDF (5/8 Pages) Exar Corporation – Universal Clock - High Frequency LVCMOS Clock Synthesizer

Functional Block Diagram
XR81101
OE
XTAL_IN
OSC
PDF & LPF
VCO
Divide
by N
Q
XTAL_OUT
Divide
by M
M/N = 5
Typical Performance Characteristics
Figure 1 shows a typical phase noise performance plots for a 125MHz clock output. The data was taken using the industry
standard Agilent E5052B phase noise instrument. The integration range is 1.875MHz to 20MHz.
© 2014 Exar Corporation
Figure 1: 125MHz Operation, Typical Phase Noise at 3.3V
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Rev 1A