CD74HCT4543
BCD-TO-7 SEGMENT LATCH/DECODER/DRIVER
SCHS281A – REVISED MAY 2003
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
logic diagram
10
b
11
c
15
f
BI
7
5
3
2
4
1
14
13
9
a
e
g
6
PH
D0
D1
D2
D3
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
D0
D
D2
D3
Q0
Q1
Q2
Q3
Q0
Q1
Q2
Q3
Latch
Latch
Latch
Latch
LD
LD
12
d
LD
LD
D
n
Q
n
Q
n
≡
LD
LD
LD
LD
D
n
Q
n
Q
n
P
n
n
P
