MC74F378D 데이터 시트보기 (PDF) - Motorola => Freescale
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MC74F378D Datasheet PDF : 3 Pages
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MC54/74F378
AC CHARACTERISTICS
Symbol
fmax
tPLH
tPHL
Parameter
Maximum Input Frequency
Propagation Delay
CP to Qn
AC OPERATING REQUIREMENTS
Symbol
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
Parameter
Setup Time, HIGH or LOW
Dn to CP
Hold Time, HIGH or LOW
Dn to CP
Setup Time, HIGH or LOW
E to CP
Hold Time, HIGH or LOW
E to CP
CP Pulse Width,
HIGH or LOW
54/74F
TA = +25°C
VCC = 5.0 V
CL = 50 pF
Min Typ Max
80
140
3.0
5.5
7.5
3.5
6.0
8.5
54F
TA = –55°C to +125°C
VCC = 5.0 V ± 10%
CL = 50 pF
Min
Max
80
3.0
9.5
3.5
10.5
54/74F
TA = +25°C
VCC = 5.0 V
Min Typ Max
4.0
4.0
0
0
6.0
6.0
2.0
2.0
4.0
6.0
54F
TA = –55°C to +125°C
VCC = 5.0 V ± 10%
Min
max
4.0
4.0
0
0
6.0
6.0
2.0
2.0
4.0
6.0
74F
TA = 0°C to +70°C
VCC = 5.0 V ± 10%
CL = 50 pF
Min
Max
80
3.0
8.5
3.5
9.5
74F
TA = 0°C to +70°C
VCC = 5.0 V ± 10%
Min
Max
4.0
4.0
0
0
6.0
6.0
2.0
2.0
4.0
6.0
Unit
MHz
ns
Unit
ns
ns
ns
FAST AND LS TTL DATA
4-175
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