M74HC237 데이터 시트보기 (PDF) - STMicroelectronics
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M74HC237 Datasheet PDF : 11 Pages
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M74HC237
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns)
Test Condition
Value
Symbol
Parameter
VCC
(V)
tTLH tTHL Output Transition 2.0
Time
4.5
6.0
tPLH tPHL Propagation Delay 2.0
Time (A, B, C - Y) 4.5
6.0
tPLH tPHL Propagation Delay 2.0
Time (G1 - Y)
4.5
6.0
tPLH tPHL Propagation Delay 2.0
Time (G2 - Y)
4.5
6.0
tPLH tPHL Propagation Delay 2.0
Time (GL - Y)
4.5
6.0
tW(L) Minimum Pulse
2.0
Width (GL)
4.5
6.0
ts
Minimum Set-up
2.0
Time (A, B, C - GL) 4.5
6.0
th Minimum Hold
2.0
Time (A, B, C - GL) 4.5
6.0
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
30 75
95
110
8 15
19
22 ns
7 13
16
19
60 180
225
270
19 36
45
54 ns
16 31
38
46
45 140
175
210
15 28
35
42 ns
13 24
30
36
45 140
175
210
15 28
35
42 ns
13 24
30
36
65 190
240
285
21 38
48
57 ns
18 32
41
48
10 75
95
110
6 15
19
22 ns
6 13
16
19
12 50
65
75
3 10
13
15 ns
2
9
11
13
25
30
40
5
6
8 ns
5
5
7
CAPACITIVE CHARACTERISTICS
Test Condition
Value
Symbol
Parameter
VCC
(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
CIN Input Capacitance 5.0
5 10
10
10 pF
CPD Power Dissipation
Capacitance (note 5.0
52
pF
1)
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load.
5/11
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