74ACT161MTR Просмотр технического описания (PDF) - STMicroelectronics
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74ACT161MTR Datasheet PDF : 13 Pages
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74ACT161
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns)
Test Condition
Value
Symbol
Parameter
VCC
(V)
tPLH tPHL Propagation Delay
Time CLOCK to Q
tPLH tPHL Propagation Delay
Time CLOCK to
CARRY OUT
tPLH tPHL Propagation Delay
Time TE to CARRY
OUT
tPHL Propagation Delay
TimeCLEAR to
CARRY OUT
tWL CLEAR Pulse
Width LOW
tW CLOCK Pulse
Width (LOAD)
HIGH or LOW
tW CLOCK Pulse
Width (COUNT)
HIGH or LOW
ts Setup Time HIGH
or LOW (INPUT to
CLOCK)
th Hold Time HIGH or
LOW
(INPUT to CLOCK)
ts Setup Time HIGH
or LOW
(LOAD to CLOCK)
th Hold Time HIGH or
LOW
(LOAD to CLOCK)
ts Setup Time HIGH
or LOW (PE or TE
to CLOCK)
th Hold Time HIGH or
LOW (PE or TE to
CLOCK)
tREM Recovery Time
(CLEAR to Q)
fMAX Maximum Clock
Frequency
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
1.5 5.5 9.5
10.5
10.5 ns
1.5 6.0 11.0
12.0
12.0 ns
1.5 4.5 8.5
10.0
10.0 ns
1.5 6.0 10.0
11.0
11.0 ns
2.5 3.0
7.5
7.5 ns
2.0 3.0
3.5
3.5 ns
2.0 3.0
3.5
3.5 ns
1.5 9.5
11.5
11.5 ns
-0.5 0
1.0
1.0 ns
2.0 8.5
9.5
9.5 ns
-2.0 -0.5
0
0 ns
1.5 5.5
6.5
6.5 ns
-2.0 0
0.5
0.5 ns
-0.5 0.5
1.0
1.0 ns
100 290
90
85
MHz
(*) Voltage range is 5.0V ± 0.5V
6/13
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