54act299 National Semiconductor Corporation, 54act299 Datasheet - Page 8

• Manufacturer Part Number: 54act299
• Description: 8-input Universal Shift/storage Register With Common Parallel I/o Pins
• Manufacturer: National Semiconductor Corporation

www.national.com
AC Electrical Characteristics
Note 11: Voltage Range 5.0 is 5.0V
AC Operating Requirements
Note 12: Voltage Range 5.0 is 5.0V
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
PZH
PZL
PHZ
PLZ
s
h
s
h
s
h
w
w
rec
Output Enable Time
OE to I/O
Output Enable Time
OE to I/O
Output Disable Time
OE to I/O
Output Disable Time
OE to I/O
Setup Time, HIGH or LOW
S
Hold Time, HIGH or LOW
S
Setup Time, HIGH or LOW
I/O
Hold Time, HIGH or LOW
I/O
Setup Time, HIGH or LOW
DS
Hold Time, HIGH or LOW
DS
CP Pulse Width
HIGH or LOW
MR Pulse Width, LOW
Recovery Time
MR to CP
0
0
n
n
0
0
or S
or S
to CP
to CP
or DS
or DS
Parameter
1
1
Parameter
n
n
n
n
to CP
to CP
±
±
7
7
0.5V
0.5V.
to CP
to CP
(Continued)
(Note 11)
V
5.0
5.0
5.0
5.0
(V)
CC
(Note 12)
V
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
(V)
CC
8
Min
1.0
1.0
1.0
1.0
T
C
Guaranteed
to +125˚C
T
C
A
L
to +125˚C
Minimum
A
54ACT
L
54ACT
= −55˚C
= 50 pF
= −55˚C
= 50 pF
6.5
1.5
4.5
1.5
5.5
1.5
5.0
5.0
1.5
Max
14.0
14.5
14.5
14.0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
ns
ns
ns
ns
Fig.
No.
Fig.
No.