Analog Devices 126791-HMC764LP6C, Operating Manual, Page: 11 / 18

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PLLs WITH INTEGRATED VCO - MICROWAVE APPLICATIONS
EVALUATION BOARD OPERATING GUIDE
v01.0910
4.3.3 ActiveA Loop Filter
the activea loop filter consists of c62, r3, c63, r21, c61, r14, r15, c60 and op-amp u5. it can be
configured by removing c33, c37, c64, r4, r12, r13, r22, shorting r25, r26, JP6, and po15V
on.
Figure 7. ActiveA Loop Filter