74AC175, 74ACT175 Quad D-Type Flip-Flop
©1988 Fairchild Semiconductor Corporation www.fairchildsemi.com
74AC175, 74ACT175 Rev. 1.4 6
AC Electrical Characteristics for AC
Note:
6. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
AC Operating Requirements for AC
Note:
7. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
Symbol
Parameter V
CC
(V)
(6)
T
A
= +25°C,
C
L
= 50pF
T
A
= –40°C to +85°C,
C
L
= 50pF
Units Min. Typ. Max. Min. Max.
f
MAX
Maximum Clock Frequency 3.3 149 214 139 MHz
5.0 187 244 187
t
PLH
Propagation Delay,
CP to Q
n
or Q
n
3.3 2.0 9.5 12.0 2.0 13.5 ns
5.0 1.5 7.0 9.0 1.0 9.5
t
PHL
Propagation Delay,
CP to Q
n
or Q
n
3.3 2.5 8.5 13.0 2.0 14.5 ns
5.0 1.5 6.0 9.5 1.5 10.5
t
PLH
Propagation Delay,
MR
to Q
n
3.3 3.0 7.5 12.5 2.5 13.5 ns
5.0 2.0 5.5 9.0 1.5 10.0
t
PHL
Propagation Delay,
MR
to Q
n
3.3 3.0 8.5 11.0 2.5 12.5 ns
5.0 2.0 6.0 8.5 1.5 9.0
Symbol
Parameter V
CC
(V)
(7)
T
A
= +25°C,
C
L
= 50pF
T
A
= –40°C to +85°C,
C
L
= 50pF
Units Typ. Guaranteed Minimum
t
S
Setup Time, HIGH or LOW,
D
n
to CP
3.3 2.0 4.5 4.5 ns
5.0 1.0 3.0 3.0
t
H
Hold Time, HIGH or LOW,
D
n
to CP
3.3 1.0 1.0 1.0 ns
5.0 1.0 1.0 1.0
t
W
CP Pulse Width,
HIGH or LOW
3.3 2.5 4.5 4.5 ns
5.0 2.0 3.5 3.5
t
W
MR Pulse Width, LOW 3.3 2.5 4.5 5.0 ns
5.0 2.0 3.5 3.5
t
REC
Recovery Time, MR to CP 3.3 –2.0 0 0 ns
5.0 –1.0 0 0