CD54HC4046A, CD74HC4046A, CD54HCT4046A, CD74HCT4046A
Pinout
CD54HC4046A, CD54HCT4046A (CERDIP)
CD74HC4046A (PDIP, SOIC, SOP, TSSOP)
CD74HCT4046A (PDIP, SOIC)
TOP VIEW
PCP
PC1
1
2
3
4
5
6
7
8
16 V
OUT
CC
15 PC3
OUT
OUT
IN
COMP
14 SIG
13 PC2
IN
VCO
OUT
INH
OUT
12 R
11 R
2
1
C1
C1
A
B
10 DEM
OUT
9
VCO
GND
IN
Functional Diagram
2
PC1
3
OUT
OUT
OUT
COMP
SIG
15
13
1
IN
PC3
PC2
φ
14
IN
PCP
OUT
6
7
C1
C1
A
4
B
11
12
9
VCO
DEM
OUT
R
1
2
VCO
10
R
OUT
VCO
IN
5
INH
Pin Descriptions
PIN NUMBER
SYMBOL
NAME AND FUNCTION
1
2
PCP
Phase Comparator Pulse Output
Phase Comparator 1 Output
Comparator Input
OUT
OUT
PC1
3
COMP
IN
4
VCO
VCO Output
OUT
5
INH
Inhibit Input
6
C1
C1
Capacitor C1 Connection A
Capacitor C1 Connection B
Ground (0V)
A
7
B
8
GND
9
VCO
VCO Input
IN
OUT
1
10
11
12
13
14
15
16
DEM
Demodulator Output
Resistor R1 Connection
Resistor R2 Connection
Phase Comparator 2 Output
Signal Input
R
R
2
PC2
OUT
SIG
IN
PC3
Phase Comparator 3 Output
Positive Supply Voltage
OUT
V
CC
2
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