HCF40208(2002) Просмотр технического описания (PDF) - STMicroelectronics
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HCF40208 Datasheet PDF : 11 Pages
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HCF40208B
DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb = 25°C, CL = 50pF, RL = 200KΩ, tr = tf = 20 ns)
Symbol
Parameter
tPHL tPLH Propagation Delay Time
Clock or Write Enable to Q
Propagation Delay Time
Read or Write Address to
Q
tPZH tPHZ 3-State Disable Delay
Time
tPZL tPLZ 3-State Display Delay Time
tTHL tTLH Output Transition Time
tsetup Setup Time Data to Clock
ts(D)
Setup Time Write Enable
to Clock ts(WE)
Setup Time Write Address
to Clock ts(WA)
tr, ts Clock Rise and Fall Time
thold Hold Time Data to Clock
ts(D)
Hold Time Write Enable to
Clock ts(WE)
Hold Time Write Address
to Clock ts(WA)
tW Clock Pulse Width
Clock or Write Enable
tW(CL)
tW Clock Pulse Width
Write Address tW(WA)
fCL Maximum Clock Input
Frequency
VDD (V)
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
Test Condition
Value (*)
Unit
Min.
0
0
0
250
100
70
250
100
70
220
100
80
270
130
80
330
140
90
350
130
90
300
150
90
1.5
3.5
4.5
Typ.
360
140
100
300
120
85
100
50
40
130
60
50
100
50
40
-95
-35
-20
125
50
35
125
50
35
110
50
40
135
65
40
165
70
45
175
65
45
150
75
45
3
7
9
Max.
720
280
200
600
240
170
200
100
80
260
120
100
200
100
80
15
5
5
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
7/11
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