74ACT299 Ver la hoja de datos (PDF) - STMicroelectronics
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74ACT299 Datasheet PDF : 13 Pages
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74ACT299
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns)
Test Condition
Value
Symbol
Parameter
VCC
(V)
tPLH
tPHL
tPLH
tPHL
tPHL
tPHL
tPZL
tPZH
tPLZ
tPHZ
tW
tW
ts
th
ts
th
tREM
fMAX
Propagation Delay
Time CLOCK to
Q’A’ Q’H
Propagation Delay
Time CLOCK to QA
- QH
Propagation Delay
Time CLEAR to Q’A’
Q’H
Propagation Delay
Time CLEAR to QA
- QH
Output Enable
Time
5.0(*)
5.0(*)
5.0(*)
5.0(*)
5.0(*)
Output Disable
Time
5.0(*)
CLEAR Pulse
Width, LOW
CLOCK pulse
Width
Setup Time HIGH
or LOW(S0 or S1 to
CK)
Hold Time HIGH or
LOW (S0 or S1 to
CK)
Setup Time HIGH
or LOW
(SR or SL to CK)
Hold Time HIGH or
LOW
(SR or SL to CK)
Recovery Time
CLR to CK
Maximum Clock
Frequency
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.
6.5 10.5 1.0 15.0 1.0 16.0 ns
6.5 11.4 1.0 15.0 1.0 16.0 ns
6.4 10.0 1.0 17.5 1.0 18.0 ns
6.6 10.5 1.0 17.5 1.0 18.0 ns
6.4 11.4 1.0 13.5 1.0 14.5 ns
6.2 9.6 1.0 13.5 1.0 14.5 ns
5.0
5.0
5.0 ns
5.0
5.0
5.0 ns
6.0
6.5
6.5 ns
0.0
0.0
0.0 ns
3.5
3.5
3.5 ns
2.0
2.0
2.0 ns
2.0
2.0
2.0 ns
80 240
80
80
MHz
(*) Voltage range is 5.0V ± 0.5V
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