MC74AC174D 데이터 시트보기 (PDF) - Motorola => Freescale
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MC74AC174D Datasheet PDF : 7 Pages
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MC74AC174 MC74ACT174
AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)
74AC
74AC
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
fmax
Maximum Clock
Frequency
3.3 90 100
70
5.0 100 125
100
MHz
3-3
tPLH
Propagation Delay
CP to Qn
tPHL
Propagation Delay
CP to Qn
tPHL
Propagation Delay
MR to Qn
* Voltage Range 3.3 V is 3.3 V ±0.3 V.
Voltage Range 5.0 V is 5.0 V ±0.5 V.
3.3 2.0 9.0 11.5 1.5 12.5
ns
3-6
5.0 1.5 6.0 8.5 1.0 9.5
3.3 2.0 8.5 11.0 1.5 12.0
ns
3-6
5.0 1.5 6.0 8.0 1.0 9.0
3.3 2.5 9.0 11.5 2.0 12.5
ns
3-6
5.0 1.5 7.0 9.0 1.5 10.5
AC OPERATING REQUIREMENTS
Symbol
Parameter
ts
Setup Time, HIGH or LOW
Dn to CP
th
Hold Time, HIGH or LOW
Dn to CP
tw
MR Pulse Width, LOW
tw
CP Pulse Width
trec
Recovery TIme
MR to CP
* Voltage Range 3.3 V is 3.3 V ±0.3 V.
Voltage Range 5.0 V is 5.0 V ±0.5 V.
74AC
74AC
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Typ
Guaranteed Minimum
3.3 2.5
6.5
5.0 2.0
5.0
7.0
ns
3-9
5.5
3.3 1.0
3.0
5.0 0.5
3.0
3.3 1.0
5.5
5.0 1.0
5.0
3.0
ns
3-9
3.0
7.0
ns
3-6
5.0
3.3 1.0
5.5
5.0 1.0
5.0
3.3
0
2.5
5.0
0
2.0
7.0
ns
3-6
5.0
2.5
ns
3-6
2.0
FACT DATA
5-4
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