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M54HC192 数据表(PDF) 9 Page - STMicroelectronics

部件名 M54HC192
功能描述  SYNCHRONOUS UP/DOWN DECADE(,BINARY) COUNTER
PDF  15 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M54HC192 数据表(HTML) 9 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.
tW(H)
tW(L)
Minimum Pulse
Width (COUNT
UP/DOWN)
2.0
34
100
125
150
ns
4.5
9
202530
6.0
7
172126
tW(L)
Minimum Pulse
Width
(LOAD)
2.0
34
75
95
110
ns
4.5
9
151922
6.0
7
131619
tW(H)
Minimum Pulse
Width
(CLEAR)
2.0
40
100
125
150
ns
4.5
12
20
25
30
6.0
10
17
21
26
ts
Minimum Set-up
Time
(DATA - LOAD)
2.0
30
75
95
110
ns
4.5
9
151922
6.0
7
131619
th
Minimum Hold
Time
2.0
0
0
0
ns
4.5
0
0
0
6.0
0
0
0
tREM
Minimum
Removal Time
(LOAD)
2.0
6
506575
ns
4.5
2
101315
6.0
2
9
11
13
tREM
Minimum
Removal Time
(CLEAR)
2.0
14
50
65
75
ns
4.5
4
101315
6.0
3
9
11
13
CIN
Input Capacitance
5
10
10
10
pF
CPD (*)
Power Dissipation
Capacitance
for HC192
for HC193
68
67
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
M54/M74HC192/193
9/15



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