74ACT74 Ver la hoja de datos (PDF) - ON Semiconductor
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74ACT74 Datasheet PDF : 12 Pages
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MC74AC74, MC74ACT74
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
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
Maximum Clock
fmax
Frequency
3.3 100 125 −
95
−
5.0 140 160
−
125
−
MHz
3−3
Propagation Delay
tPLH
CDn or SDn to Qn or Qn
Propagation Delay
tPHL
CDn or SDn to Qn or Qn
Propagation Delay
tPLH
CPn to Qn or Qn
Propagation Delay
tPHL
CPn to Qn or 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 5.0 8.0 12.5 4.0 13.0
5.0 3.5 6.0 9.0 3.0 10.0
ns
3−6
3.3 4.0 10.5 12.0 3.5 13.5
5.0 3.0 8.0 9.5 2.5 10.5
ns
3−6
3.3 4.5 8.0 13.5 4.0 16.0
5.0 3.5 6.0 10.0 3.0 10.5
ns
3−6
3.3 3.5 8.0 14.0 3.5 14.5
5.0 2.5 6.0 10.0 2.5 10.5
ns
3−6
AC OPERATING REQUIREMENTS
Symbol
Parameter
Set-up Time, HIGH or LOW
ts
Dn to CPn
Hold Time, HIGH or LOW
th
Dn to CPn
tw
CPn or CDn or SDn
Pulse Width
Recovery TIme
trec
CDn or SDn 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 1.5
4.0
5.0 1.0
3.0
4.5
3.0
ns
3−9
3.3 −2.0
0.5
5.0 −1.5
0.5
0.5
0.5
ns
3−9
3.3 3.0
5.5
5.0 2.5
4.5
7.0
5.0
ns
3−6
3.3 −2.5
0
5.0 −2.0
0
0
0
ns
3−9
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