74HC7046A View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

MFG CO.

74HC7046A

Phase-locked-loop with lock detector

NXP Semiconductors. 

Philips Semiconductors

Phase-locked-loop with lock detector

PIN DESCRIPTION

PIN NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

SYMBOL

LD

PC1OUT

COMPIN

VCOOUT

INH

C1A

C1B

GND

VCOIN

DEMOUT

R1

R2

PC2OUT

SIGIN

CLD

VCC

NAME AND FUNCTION

lock detector output (active HIGH)

phase comparator 1 output

comparator input

VCO output

inhibit input

capacitor C1 connection A

capacitor C1 connection B

ground (0 V)

VCO input

demodulator output

resistor R1 connection

resistor R2 connection

phase comparator 2 output

signal input

lock detector capacitor input

positive supply voltage

Product specification

74HC/HCT7046A

Fig.1 Pin configuration.

December 1990

Fig.2 Logic symbol.

5

Fig.3 IEC logic symbol.

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