74F574 查看數據表（PDF） - Philips Electronics
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74F574 Datasheet PDF : 14 Pages
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Philips Semiconductors
Latch/flip-flop
Product specification
74F573/74F574
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST
CONDITIONS
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
fMAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation delay
Dn to Qn
Propagation delay
E to Qn
Output Enable time
to High or Low level
74F573
Output Disable time
from High or Low level
Maximum Clock frequency
Propagation delay
CP to Qn
Output Enable time
to High or Low level
74F574
Output Disable time
from High or Low level
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
LIMITS
Tamb= +25°C
VCC = +5V
CL = 50pF, RL = 500Ω
MIN
TYP MAX
Tamb = 0°C to +70°C
VCC = +5V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
3.0
5.5
8.0
2.5
9.0
1.0
3.5
6.0
1.0
7.0
4.5
8.5
11.5
4.0
12.5
3.0
5.0
7.0
2.5
8.0
2.5
5.5
9.5
2.0
10.5
2.5
5.5
8.0
2.0
8.5
1.0
3.0
6.0
1.0
6.5
1.0
2.5
5.5
1.0
5.5
160
180
150
3.5
5.0
7.5
3.0
8.0
3.5
5.0
7.5
3.0
8.0
2.5
4.5
7.5
2.0
7.5
3.0
5.0
8.0
3.0
8.5
1.0
3.0
5.5
1.0
6.0
1.0
2.5
5.5
1.0
6.0
UNIT
ns
ns
ns
ns
MHz
ns
ns
ns
AC SETUP REQUIREMENTS
SYMBOL
PARAMETER
TEST
CONDITIONS
ts(H)
ts(L)
th(H)
th(L)
tw(H)
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
Setup time,
Dn to E
Hold time,
Dn to E
E pulse width,
High
Setup time,
Dn to CP
Hold time,
Dn to CP
CP Pulse width,
High or Low
Waveform 4
74F573
Waveform 4
Waveform NO TAG
Waveform NO TAG
74F574 Waveform NO TAG
Waveform NO TAG
LIMITS
Tamb= +25°C
VCC = +5V
CL = 50pF, RL = 500Ω
MIN
TYP
MAX
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
0.0
0.0
1.5
2.0
2.5
2.5
4.0
4.0
3.0
3.5
2.5
3.0
2.5
3.0
0
0
0
0
3.0
3.0
3.5
4.0
UNIT
ns
ns
ns
ns
ns
ns
1989 Oct 16
7
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