74HC7046A 查看數據表（PDF） - NXP Semiconductors.

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74HC7046A

Phase-locked-loop with lock detector

NXP Semiconductors. 

Philips Semiconductors

Phase-locked-loop with lock detector

Product specification

74HC/HCT7046A

Fig.5 Logic diagram.

Fig.6 Phase comparator 1: average output

voltage versus input phase difference:

VDEMOUT = VPC1OUT = -V---π-C---C-- ( φSIGIN – φCOMPIN)

φDEMOUT = φSIGIN – φCOMPIN

Fig.7 Typical waveforms for PLL using phase

comparator 1, loop locked at fo.

December 1990

7

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