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| 74F402 Datasheet, PDF (8/9 Pages) Fairchild Semiconductor – Serial Data Polynomial Generator/Checker | |||
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AC Operating Requirements
Symbol
Parameter
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tW(H)
tW(L)
tW(H)
tW(L)
tREC
tREC
Setup Time, HIGH or LOW
SEI to CP
Hold Time, HIGH or LOW
SEI to CP
Setup Time, HIGH or LOW
RFB to CP
Hold Time, HIGH or LOW
RFB to CP
Setup Time, HIGH or LOW
S1 to CP
Hold Time, HIGH or LOW
S1 to CP
Setup Time, HIGH or LOW
D to CP
Hold Time, HIGH or LOW
D to CP
Setup Time, HIGH or LOW
CWG to CP
Hold Time, HIGH or LOW
CWG to CP
Clock Pulse Width
HIGH or LOW
MR Pulse Width, HIGH
P Pulse Width, LOW
Recovery Time
MR to CP
Recovery Time
P to CP
TA = +25°C
VCC = +5.0V
Min
Max
4.5
4.5
0
0
11.0
11.0
0
0
13.5
13.0
0
0
9.0
9.0
0
0
7.0
5.5
0
0
4.0
4.0
4.0
4.0
3.0
TA = â55°C to +125°C
VCC = +5.0V
Min
Max
6.0
6.0
1.0
1.0
14.0
14.0
0
0
16.0
15.5
0
0
11.5
11.5
0
0
9.0
8.0
0
0
7.0
5.0
7.0
5.0
TA = 0°C to +70°C
VCC = +5.0V
Min
Max
5.0
5.0
0
0
12.5
12.5
0
0
15.0
14.5
0
0
10.0
10.0
0
0
8.0
6.5
0
0
4.5
4.5
4.5
4.5
4.0
3.5
5.0
6.5
6.0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
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