Datasheet

SN54ABT534, SN74ABT534A
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCBS187F – JANUARY 1991 – REVISED JANUARY 1997
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN54ABT534
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN MAX
f
clock
Clock frequency 125 125 MHz
t
w
Pulse duration CLK high or low 3.5 3.5 ns
t
su
Setup time, data before CLK↑
High or low 1.6 1.6 ns
t
h
Hold time, data after CLK↑ High or low 1.6 1.6 ns
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN74ABT534A
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN MAX
f
clock
Clock frequency 125 125 MHz
t
w
Pulse duration CLK high or low 3.5 3.5 ns
t
su
Setup time, data before CLK↑
High or low 1.6 1.6 ns
t
h
Hold time, data after CLK↑ High or low 2
†
2
†
ns
†
This data sheet limit may vary among suppliers.
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN54ABT534
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN TYP MAX
f
max
125 175 125 MHz
t
PLH
CLK
Q
2.6 4.5 6.1 2.6 7
ns
t
PHL
CLK
Q
3.4 5.5 6.7 3.4 7.9
ns
t
PZH
OE
Q
1 3.4 5.2 1 5.8
ns
t
PZL
OE
Q
2.6 4 5.8 2.6 7
ns
t
PHZ
OE
Q
2.4 4.7 6.6 2.4 7.6
ns
t
PLZ
OE
Q
2.3 3.8 5.8 2.3 6.8
ns