74HC4046A Datasheet, PDF (5/34 Pages) NXP Semiconductors – Phase-locked-loop with VCO

Philips Semiconductors
Phase-locked-loop with VCO
Product specification
74HC/HCT4046A
PIN DESCRIPTION
PIN NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SYMBOL
PCP_OUT
PC1_OUT
COMP_IN
VCO_OUT
INH
C1_A
C1_B
GND
VCO_IN
DEM_OUT
R₁
R₂
PC2_OUT
SIG_IN
PC3_OUT
V_CC
NAME AND FUNCTION
phase comparator pulse output
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
phase comparator 3 output
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
1997 Nov 25
5