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M74HC237 Scheda tecnica(PDF) 5 Page - STMicroelectronics

Il numero della parte M74HC237
Spiegazioni elettronici  3 TO 8 LINE DECODER LATCH
PDF  11 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M74HC237 Scheda tecnica(HTML) 5 Page - STMicroelectronics

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M74HC237
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AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns)
CAPACITIVE CHARACTERISTICS
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load.
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
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 (A, B, C - Y)
2.0
60
180
225
270
ns
4.5
19
36
45
54
6.0
16
31
38
46
tPLH tPHL Propagation Delay
Time (G1 - Y)
2.0
45
140
175
210
ns
4.5
15
28
35
42
6.0
13
24
30
36
tPLH tPHL Propagation Delay
Time (G2 - Y)
2.0
45
140
175
210
ns
4.5
15
28
35
42
6.0
13
24
30
36
tPLH tPHL Propagation Delay
Time (GL - Y)
2.0
65
190
240
285
ns
4.5
21
38
48
57
6.0
18
32
41
48
tW(L)
Minimum Pulse
Width (GL)
2.0
10
75
95
110
ns
4.5
6
151922
6.0
6
131619
ts
Minimum Set-up
Time (A, B, C - GL)
2.0
12
50
65
75
ns
4.5
3
101315
6.0
2
9
11
13
th
Minimum Hold
Time (A, B, C - GL)
2.0
25
30
40
ns
4.5
5
6
8
6.0
5
5
7
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
CIN
Input Capacitance
5.0
5
101010
pF
CPD
Power Dissipation
Capacitance (note
1)
5.0
52
pF



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