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M54HC4543 Datasheet(PDF) 6 Page - STMicroelectronics

No. de pieza M54HC4543
Descripción Electrónicos  BCD TO 7 SEGMENT LATCH/DECODER/LCD DRIVER
PDF  12 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HC4543 Datasheet(HTML) 6 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns)
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
TA =25
oC
54HC and 74HC
-40 to 85
oC
74HC
-55 to 125
oC
54HC
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tTLH
tTHL
Output Transition
Time
2.0
30
75
95
110
ns
4.5
8
151922
6.0
7
131619
tPLH
tPHL
Propagation
Delay Time
(BCD - OUT)
2.0
160
300
375
450
ns
4.5
40
60
75
90
6.0
30
51
64
76
tPLH
tPHL
Propagation
Delay Time
(BI - OUT)
2.0
80
175
220
265
ns
4.5
23
35
44
53
6.0
17
30
37
45
tPLH
tPHL
Propagation
Delay Time
(PH - OUT)
2.0
58
130
165
195
ns
4.5
17
26
33
39
6.0
14
22
28
33
tPLH
tPHL
Propagation
Delay Time
(LD - OUT)
2.0
130
265
335
400
ns
4.5
35
53
66
80
6.0
16
45
56
68
tW(H)
Minimum Pulse
Width
(LD)
2.0
30
75
95
110
ns
4.5
8
152922
6.0
7
132619
ts
Minimum Set-up
Time
2.0
15
75
95
110
ns
4.5
4
151922
6.0
3
131619
th
Minimum Hold
Time
2.0
0
0
0
ns
4.5
0
0
0
6.0
0
0
0
CIN
Input Capacitance
5
10
10
10
pF
CPD (*)
Power Dissipation
Capacitance
115
pF
(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD
•VCC •fIN +ICC/2 (per FLIP/FLOP)
M54/M74HC4543
6/12



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