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參數(shù)資料
| 型號(hào)： | M74HC131 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 3 to 8 Line Decoder/Latch(3-8線譯碼器/鎖存器) |
| 中文描述： | 3至8線譯碼器/鎖存（3-8線譯碼器/鎖存器） |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 262K |
| 代理商： | M74HC131 |
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
30
-55 to 125
o
C
54HC
Min.
Max.
75
15
13
200
40
34
140
28
24
75
15
13
50
10
9
0
0
0
10
Max.
95
19
16
250
50
43
175
35
30
95
19
16
65
13
11
0
0
0
10
Max.
110
22
19
300
60
51
210
42
36
110
22
19
75
15
13
0
0
0
10
t
TLH
t
THL
Output Transition
Time
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
ns
8
7
t
PLH
t
PHL
Propagation
Delay Time
(CLOCK - Yn)
78
26
22
60
15
13
20
6
6
25
5
5
ns
t
PLH
t
PHL
Propagation
Delay Time
(G - Yn)
ns
t
W(H)
t
W(L)
Minimum Pulse
Width
(CLOCK)
ns
t
s
Minimum Set-up
Time
ns
t
h
Minimum Hold
Time
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
5
pF
C
PD
(*)
37
pF
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(Refer to Test Circuit).Average operting current can be obtained by thefollowingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
SWITCHING CHARACTERISTICS TEST CIRCUIT
INPUT WAVEFORM
M54/M74HC131
6/12
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| M74HC131B1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3 TO 8 LINE DECODER/LATCH |
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