54AC174 View Datasheet(PDF) - National ->Texas Instruments
| Part Name | Description | Manufacturer |
| 54AC174 | Hex D Flip-Flop with Master Reset |  National ->Texas Instruments  |
54AC174 Datasheet PDF : 8 Pages
| |||
AC Electrical Characteristics
Symbol
Parameter
VCC
(V)
(Note 8)
fmax
Maximum Clock
3.3
Frequency
5.0
tPLH
Propagation Delay
3.3
CP to Qn
5.0
tPHL
Propagation Delay
3.3
CP to Qn
5.0
tPHL
Propagation Delay
3.3
MR to Qn
5.0
Note 8: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
AC Operating Requirements
Symbol
Parameter
ts
Setup Time, HIGH or LOW
Dn to CP
th
Hold Time, HIGH or LOW
Dn to CP
tw
MR Pulse Width, LOW
tw
CP Pulse Width
trec
Recovery Time
MR to CP
Note 9: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
VCC
(V)
(Note 9)
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
AC Electrical Characteristics
Symbol
Parameter
fmax
Maximum Clock
Frequency
tPLH
Propagation Delay
CP to Qn
tPHL
Propagation Delay
CP to Qn
tPHL
Propagation Delay
MR to Qn
Note 10: Voltage Range 5.0 is 5.0V ±0.5V
VCC
(V)
(Note 10)
5.0
5.0
5.0
5.0
54AC
TA = −55˚C to +125˚C
CL = 50 pF
Min
Max
65
90
1.0
14.0
1.5
10.5
1.0
13.0
1.5
10.0
1.0
13.5
1.5
11.0
54AC
TA = −55˚C
to +125˚C
CL = 50 pF
Guaranteed Minimum
7.5
5.5
3.0
3.0
7.0
5.0
7.0
5.0
3.0
2.0
54ACT
TA = −55˚C to +125˚C
CL = 50 pF
Min
Max
95
1.5
12.5
1.5
13.0
1.5
12.0
5
Fig.
Units
No.
MHz
ns
ns
ns
Fig.
Units
No.
ns
ns
ns
ns
ns
Fig.
Units
No.
MHz
ns
ns
ns
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