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54AC169F Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # 54AC169F
Description  4-Stage Synchronous Bidirectional Counter
PDF  10 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

54AC169F Datasheet(HTML) 6 Page - National Semiconductor (TI)

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AC Electrical Characteristics
54AC
V
CC
T
A = −55˚C
Fig.
Symbol
Parameter
(V)
to +125˚C
Units
No.
(Note 8)
C
L = 50 pF
Min
Max
f
max
Maximum Clock
3.3
55
MHz
Frequency
5.0
75
t
PLH
Propagation Delay
3.3
1.0
15.0
CP to Q
n
5.0
1.5
12.0
ns
(PE HIGH or LOW)
t
PHL
Propagation Delay
3.3
1.0
16.5
CP to Q
n
5.0
1.5
13.0
ns
(PE HIGH or LOW)
t
PLH
Propagation Delay
3.3
3.0
22.0
ns
CP to TC
5.0
3.0
16.0
t
PHL
Propagation Delay
3.3
3.0
22.0
ns
CP to TC
5.0
3.0
16.0
t
PLH
Propagation Delay
3.3
1.0
18.5
ns
CET to TC
5.0
1.5
13.0
t
PHL
Propagation Delay
3.3
1.0
16.0
ns
CET to TC
5.0
1.5
11.0
t
PLH
Propagation Delay
3.3
1.0
18.5
ns
U/D to TC
5.0
1.5
13.0
t
PHL
Propagation Delay
3.3
1.0
16.5
ns
U/D to TC
5.0
1.5
12.0
Note 8: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
AC Operating Requirements
54AC
V
CC
T
A = −55˚C
Fig.
Symbol
Parameter
(V)
to +125˚C
Units
No.
(Note 9)
C
L = 50 pF
Guaranteed
Minimum
t
s
Setup Time,
3.3
7.0
HIGH or LOW
5.0
4.5
ns
P
n to CP
t
h
Hold Time, HIGH or LOW
3.3
2.0
ns
P
n to CP
5.0
2.5
t
s
Setup Time,
3.3
13.5
HIGH or LOW
5.0
9.0
ns
CEP to CP
t
h
Hold Time, HIGH or LOW
3.3
0.5
ns
CEP to CP
5.0
2.5
t
s
Setup Time,
3.3
13.5
HIGH or LOW
5.0
9.0
ns
CET to CP
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