M54HC4543 ST Microelectronics, M54HC4543 Datasheet - Page 6

• Manufacturer Part Number: M54HC4543
• Description: BCD TO 7 SEGMENT LATCH/DECODER/LCD DRIVER
• Manufacturer: ST Microelectronics

M54/M74HC4543
AC ELECTRICAL CHARACTERISTICS (C
(*) C
(Refer to Test Circuit). Average operting current can be obtained by the following equation. I
6/12
Symbol
C
t
t
t
t
t
t
t
t
t
t
t
PD
W(H)
C
TLH
THL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
t
t
PD
s
h
IN
(*)
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
Output Transition
Time
Propagation
Delay Time
(BCD - OUT)
Propagation
Delay Time
(BI - OUT)
Propagation
Delay Time
(PH - OUT)
Propagation
Delay Time
(LD - OUT)
Minimum Pulse
Width
(LD)
Minimum Set-up
Time
Minimum Hold
Time
Input Capacitance
Power Dissipation
Capacitance
Parameter
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
CC
Test Conditions
L
= 50 pF, Input t
Min.
54HC and 74HC
T
A
Typ.
= 25
160
130
115
30
40
30
80
23
17
58
17
14
35
16
30
15
8
7
8
7
4
3
5
o
C
Max.
300
175
130
265
75
15
13
60
51
35
30
26
22
53
45
75
15
13
75
15
13
10
CC
0
0
0
r
(opr) = C
= t
Value
f
-40 to 85
Min.
= 6 ns)
PD
74HC
V
CC
Max.
375
220
165
335
95
19
16
75
64
44
37
33
28
66
56
95
29
26
95
19
16
10
0
0
0
o
f
C
IN
+ I
-55 to 125
CC
Min.
/2 (per FLIP/FLOP)
54HC
Max.
110
450
265
195
400
110
110
22
19
90
76
53
45
39
33
80
68
22
19
22
19
10
0
0
0
o
C
Unit
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns