Datasheet

SN54LVC574A, SN74LVC574A
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCAS301R − JANUARY 1993 − REVISED MARCH 2005
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figure 1)
FROM
TO
SN54LVC574A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
−55 TO 125°C
UNIT
PARAMETER
(INPUT)
(OUTPUT)
V
CC
MIN MAX
UNIT
f
2.7 V
150
MHz
f
max
3.3 V ± 0.3 V
150
MHz
t
CLK
Q
2.7 V
8
ns
t
pd
CLK
Q
3.3 V ± 0.3 V
1 7
ns
t
OE
Q
2.7 V
9
ns
t
en
OE
Q
3.3 V ± 0.3 V
1 7.5
ns
t
OE
Q
2.7 V
7
ns
t
dis
OE
Q
3.3 V ± 0.3 V
0.5 6.4
ns
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 1)
SN74LVC574A
V
CC
T
A
= 25°C −40 TO 85°C −40 TO 125°C
UNIT
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
1.8 V ± 0.15 V 55 55 40
f
Clock frequency
2.5 V ± 0.2 V 95 95 80
MHz
f
clock
Clock frequency
2.7 V
150 150 150
MHz
3.3 V ± 0.3 V 150 150 150
1.8 V ± 0.15 V 9 9 9
t
Pulse duration CLK high or low
2.5 V ± 0.2 V 4 4 4
ns
t
w
Pulse duration, CLK high or low
2.7 V
3.3 3.3 3.3
ns
3.3 V ± 0.3 V 3.3 3.3 3.3
1.8 V ± 0.15 V 6 6 6
t
Setup time data before CLK↑
2.5 V ± 0.2 V 4 4 4
ns
t
su
Setup time, data before CLK
↑
2.7 V 2 2 2
ns
3.3 V ± 0.3 V 2 2 2
1.8 V ± 0.15 V 4 4 4
t
Hold time data after CLK↑
2.5 V ± 0.2 V 2 2 2
ns
t
h
Hold time, data after CLK
↑
2.7 V 1.5 1.5 1.5
ns
3.3 V ± 0.3 V 1.5 1.5 1.5