hcf4043 STMicroelectronics, hcf4043 Datasheet - Page 2

• Manufacturer Part Number: hcf4043
• Description: Quad 3-state Latches
• Manufacturer: STMicroelectronics

HCF4043B
INPUT EQUIVALENT CIRCUIT
FUNCTIONAL DIAGRAM
2/10
PIN DESCRIPTION
TRUTH TABLE
X : Don"t Care
4, 6, 12, 14
3, 7, 11, 15
ENABLE
2, 9, 10, 1
PIN No
H
H
H
L
13
16
5
8
INPUTS
SYMBOL
Q1 to Q4
R1 to R4
ENABLE
Sn
S1 to S4
H
X
L
L
V
V
NC
SS
DD
Set Inputs
Reset Inputs
Enable Input
Outputs
Not Connected
Negative Supply Voltage
Positive Supply Voltage
Rn
X
H
X
NAME AND FUNCTION
L
OUTPUT Qn
LATCHED
H
Z
L