HD74HC4543 View Datasheet(PDF) - Hitachi -> Renesas Electronics
Part Name
Description
View to exact match
HD74HC4543 Datasheet PDF : 10 Pages
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HD74HC4543
Function Table
Inputs
Outputs
LD BI Ph*1 D
C
B
A
a
bcd
ef
g
Display
X
HL
XX
XXL
L
L
L
L
L
L
Blank
H
L
L
L
L
L
L
H HHH HHL
0
H
L
L
L
L
L
HL
HHL
L
L
L
1
H
L
L
L
L
HL
H HL
H HL
H2
H
L
L
L
L
HHH HHH L
L
H3
H
L
L
L
HL
L
L
HHL
L
HH 4
H
L
L
L
H
L
HH
L
HH
L
HH
5
H
L
L
L
H
HL
H
L
HH
HHH
6
H
L
L
L
H HHH HHL
L
L
L
7
H
L
L
HL
L
L
H HHH HHH 8
H
L
L
HL
L
HH HHH L
HH 9
H
L
L
HL
HL
L
L
L
L
L
L
L
Blank
H
L
L
HL
HHL
L
L
L
L
L
L
Blank
H
L
L
HH L
L
L
L
L
L
L
L
L
Blank
H
L
L
HH L
HL
L
L
L
L
L
L
Blank
H
L
L
HH HL
L
L
L
L
L
L
L
Blank
H
L
L
HH HHL
L
L
L
L
L
L
Blank
L
L
L
X
X
X
X
*2
*1
Notes: 1. For liquid crystal readouts, apply a square wave to Ph.
For common cathode LED readouts, select Ph = L. For common anode LED readouts, select
Ph = H
2. Depends upon the BCD coder previously applied when LD = H
a
fgb
e
c
d
2
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