M74HC597 查看數據表（PDF） - STMicroelectronics
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M74HC597 Datasheet PDF : 13 Pages
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M54/M74HC597
DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
VCC
(V)
TA = 25 oC
54HC and 74HC
Value
-40 to 85 oC -55 to 125 oC Unit
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
VIH High Level Input 2.0
Voltage
4.5
1.5
1.5
1.5
3.15
3.15
3.15
V
6.0
4.2
4.2
4.2
VIL Low Level Input 2.0
Voltage
4.5
0.5
0.5
0.5
1.35
1.35
1.35 V
6.0
1.8
1.8
1.8
VOH High Level
Output Voltage
2.0
4.5
VI =
VIH
IO=-20 µA
1.9
4.4
2.0
4.5
1.9
4.4
1.9
4.4
6.0 or
5.9 6.0
5.9
5.9
V
4.5 VIL IO=-4.0 mA 4.18 4.31
4.13
4.10
6.0
IO=-5.2 mA 5.68 5.8
5.63
5.60
VOL
Low Level Output 2.0
Voltage
4.5
VI =
VIH
IO= 20 µA
6.0 or
0.0 0.1
0.0 0.1
0.0 0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
4.5 VIL IO= 4.0 mA
0.17 0.26
0.33
0.40
6.0
IO= 5.2 mA
0.18 0.26
0.33
0.40
II
Input Leakage
Current
6.0 VI = VCC or GND
±0.1
±1
±1 µA
ICC Quiescent Supply 6.0 VI = VCC or GND
Current
4
40
80 µA
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)
Symbol
Parameter
Test Conditions
VCC
(V)
tTLH Output Transition 2.0
tTHL Time
4.5
6.0
tPLH Propagation
2.0
tPHL Delay Time
4.5
(SCK - QH’)
6.0
tPLH Propagation
2.0
tPHL Delay Time
4.5
(SCLR - QH’)
6.0
tPLH Propagation
2.0
tPHL Delay Time
4.5
(SLOAD - QH’)
6.0
tPLH Propagation
tPHL Delay Time
(RCK - QH’)
2.0
4.5 SLOAD = ”L”
6.0
TA = 25 oC
54HC and 74HC
Value
-40 to 85 oC -55 to 125 oC Unit
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
30 75
8
15
95
115
19
23
ns
7
13
16
20
78 145
180
220
20 29
36
44
ns
16 25
31
37
90 175
220
265
24 35
44
53
ns
20 30
37
45
80 175
220
265
22 35
44
53
ns
18 30
37
45
112 210
265
315
30 42
53
63
ns
24 36
45
54
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