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| 74ACT16543 Datasheet, PDF (4/6 Pages) Fairchild Semiconductor – 16-Bit Registered Transceiver with 3-STATE Outputs | |||
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AC Electrical Characteristics
Symbol
Parameter
tPLH
Propagation Delay
tPHL
Transparent Mode
An to Bnor Bn to An
tPLH
Propagation Delay
tPHL
LEBAn, LEABn
to An, Bn
tPZH
Output Enable Time
tPZL
OEBAn or OEABn to An or Bn
CEBAn or CEABn to An or Bn
tPHZ
Output Disable Time
tPLZ
OEBAn or OEABn to An or Bn
CEBAn or CEABn to An or Bn
Note 4: Voltage Range 5.0 is 5.0V ± 0.5V.
VCC
(V)
(Note 4)
Min
3.8
5.0
3.5
4.7
5.0
3.9
4.2
5.0
4.9
2.8
5.0
2.6
AC Operating Requirements
Symbol
Parameter
tS
Setup Time, HIGH or LOW
An or Bn to LEBAn or LEABn
tH
Hold Time, HIGH or LOW
An or Bn to LEBAn or LEABn
tW
Latch Enable, B to A
Pulse Width, LOW
Note 5: Voltage Range 5.0 is 5.0V ± 0.5V
VCC
(V)
(Note 5)
5.0
5.0
5.0
Capacitance
TA = +25°C
CL = 50 pF
Typ
Max
5.9
8.3
5.5
7.9
6.9
9.8
6.3
9.0
6.3
9.2
7.3
10.3
5.2
8.0
5.0
7.6
TA = â40°C to +85°C
CL = 50 pF
Min
Max
3.0
9.0
2.6
8.5
3.4
10.8
3.1
9.8
Units
ns
ns
3.0
9.9
3.6
10.3
ns
2.1
8.3
2.0
8.1
ns
TA = +25°C
TA = â40°C to +85°C
CL = 50 pF
CL = 50 pF
Guaranteed Minimum
3.0
3.0
1.5
1.5
4.0
4.0
Units
ns
ns
ns
Symbol
CIN
CPD
Parameter
Input Capacitance
Power Dissipation.Capacitance
Typ
4.5
95.0
Units
pF
pF
VCC = 5.0V
VCC = 5.0V
Conditions
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