74AC16X 查看數據表（PDF） - ON Semiconductor
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74AC16X Datasheet PDF : 15 Pages
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MC74AC161, MC74ACT161, MC74AC163, MC74ACT163
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74ACT161
74ACT161
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 Count
Frequency
tPLH
Propagation Delay
CP to Qn (PE Input HIGH or LOW)
tPHL
Propagation Delay
CP or Qn (PE Input HIGH or LOW)
tPLH
Propagation Delay
CP to TC
5.0 115 125
−
100
−
MHz 3−3
5.0 1.5 8.0 9.5 1.5 10.5 ns
3−6
5.0 1.5 8.0 10.5 1.5 11.5
ns
3−6
5.0 2.0 11.0 11.0 1.5 12.5 ns
3−6
tPHL
Propagation Delay
CP to TC
5.0 1.5 11.0 12.5 1.5 13.5 ns
3−6
tPLH
Propagation Delay
CET to TC
5.0 1.5 7.5 8.5 1.5 10.0 ns
3−6
tPHL
Propagation Delay
CET to TC
5.0 1.5 8.0 9.5 1.5 10.5 ns
3−6
tPHL
Propagation Delay
MR to Qn
tPHL
Propagation Delay
MR to TC
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 1.5 8.0 10.0 1.5 11.0
ns
3−6
5.0 2.5 10.0 13.5 2.0 14.5 ns
3−6
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74ACT163
74ACT163
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 Count
Frequency
tPLH
Propagation Delay
CP to Qn (PE Input HIGH or LOW)
tPHL
Propagation Delay
CP to Qn (PE Input HIGH or LOW)
tPLH
Propagation Delay
CP to TC
5.0 120 140
−
105
−
MHz 3−3
5.0 1.5 5.5 10.0 1.5 11.0
ns
3−6
5.0 1.5 6.0 11.0 1.5 12.0 ns
3−6
5.0 2.5 7.0 11.5 2.0 13.5 ns
3−6
tPHL
Propagation Delay
CP to TC
5.0 3.0 8.0 13.5 2.0 15.0 ns
3−6
tPLH
Propagation Delay
CET to TC
5.0 2.0 5.5 9.0 1.5 10.5 ns
3−6
tPHL
Propagation Delay
CET to TC
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 2.0 6.0 10.0 2.0 11.0
ns
3−6
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