MC74F574 查看數據表（PDF） - Motorola => Freescale
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MC74F574 Datasheet PDF : 3 Pages
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MC74F574
LOGIC DIAGRAM
D0
D1
D2
D3
D4
D5
D6
D7
CP
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
OE
O0
O1
AC ELECTRICAL CHARACTERISTICS
Symbol
fMAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Parameter
Maximum Clock Frequency
Propagation Delay
CP to On
Output Enable Time
Output Disable Time
AC OPERATING CHARACTERISTICS
Symbol
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
Parameter
Setup Time, HIGH or LOW
Dn to CP
Hold Time, HIGH to LOW
Dn to CP
CP Pulse Width
HIGH or LOW
O2
O3
O4
O5
O6
O7
54 / 74F
TA = + 25°C
VCC = + 5.0 V
CL = 50 pF
Min
Typ
Max
100
—
—
2.5
—
8.5
2.5
—
8.5
3.0
—
9.0
3.0
—
9.0
1.5
—
5.5
1.0
—
5.5
74F
TA = 0°C to + 70°C
VCC = +5.0 V ± 10%
CL = 50 pF
Min
Max
70
—
2.5
8.5
2.5
8.5
2.5
10.0
2.5
10.0
1.5
6.5
1.0
6.5
Unit
MHz
ns
ns
ns
54 / 74F
TA = + 25°C
VCC = + 5.0 V
CL = 50 pF
Min
Typ
Max
2.5
—
—
2.0
—
—
2.0
—
—
2.0
—
—
5.0
—
—
5.0
—
—
74F
TA = 0°C to + 70°C
VCC = +5.0 V ± 10%
CL = 50 pF
Min
Typ
Max
Unit
2.5
—
3.0
—
—
—
ns
2.0
—
2.0
—
—
—
ns
5.0
—
5.0
—
—
—
ns
FAST AND LS TTL DATA
4-228
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