54abt652 National Semiconductor Corporation, 54abt652 Datasheet - Page 7

• Manufacturer Part Number: 54abt652
• Description: Octal Transceivers And Registers With Tri-state Outputs
• Manufacturer: National Semiconductor Corporation

Symbol
DC Electrical Characteristics
Note 7: Max number of outputs defined as (n). n − 1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested.
AC Electrical Characteristics
AC Operating Requirements
V
V
Symbol
OLP
OLV
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
max
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
S
S
H
H
W
W
(H)
(L)
(H)
(L)
(H)
(L)
Quiet Output Maximum Dynamic V
Quiet Output Minimum Dynamic V
Setup Time, HIGH
or LOW Bus to Clock
Hold Time, HIGH
or LOW Bus to Clock
Pulse Width,
HIGH or LOW
Max Clock Frequency
Propagation Delay
Clock to Bus
Propagation Delay
Bus to Bus
Propagation Delay
SBA or SAB to A
Enable Time
OEBA or OEAB to A
Disable Time
OEBA or OEAB to A
Parameter
Parameter
Parameter
n
to B
n
n
or B
or B
n
n
n
OL
OL
Min
3.5
1.5
4.0
T
A
7
V
Min
125
1.4
1.2
1.5
1.5
1.2
1.2
1.3
2.0
1.5
1.5
= −55˚C to +125˚C
CC
T
A
C
Max
-1.8
1.2
V
L
= 4.5V–5.5V
= −55˚C to +125˚C
54ABT
CC
= 50 pF
C
L
= 4.5V–5.5V
54ABT
= 50 pF
Units
V
V
Max
Max
7.8
8.4
6.7
6.7
6.9
7.7
5.6
7.8
8.2
7.3
V
5.0
5.0
CC
C
T
T
A
A
Units
Units
L
MHz
ns
ns
ns
ns
ns
ns
ns
ns
= 25˚C (Note 7)
= 25˚C (Note 7)
= 50 pF, R
Conditions
www.national.com
L
Figure
Figure
Figure
Figure
Figure
Figure
Figure
Figure
= 500
Fig.
Fig.
No.
No.
5
5
5
7
7
8
8
6