Datasheet

SN54LVC574A, SN74LVC574A
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCAS301R − JANUARY 1993 − REVISED MARCH 2005
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figure 1)
FROM
TO
SN74LVC574A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
T
A
= 25°C −40 TO 85°C −40 TO 125°C
UNIT
PARAMETER
(INPUT)
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
1.8 V ± 0.15 V
55 55 40
f
2.5 V ± 02 V
95 95 80
MHz
f
max
2.7 V
150 150 150
MHz
3.3 V ± 0.3 V
150 150 150
1.8 V ± 0.15 V
1.0 7.1 21.5 1 21.6 1.0 21.6
t
CLK
Q
2.5 V ± 0.2 V
1.0 4.9 10.0 1 10.5 1.0 10.5
ns
t
pd
CLK
Q
2.7 V
1.0 5.0 7.8 1 8 1.0 8.0
ns
3.3 V ± 0.3 V
2.2 4.6 6.8 2.2 7 2.2 7.0
1.8 V ± 0.15 V
1.0 6.6 19.0 1 19.5 1.0 19.5
t
OE
Q
2.5 V ± 0.2 V
1.0 4.8 10.0 1 10.5 1.0 10.5
ns
t
en
OE
Q
2.7 V
1.0 5.5 8.3 1 8.5 1.0 8.5
ns
3.3 V ± 0.3 V
1.5 4.4 7.3 1.5 7.5 1.5 7.5
1.8 V ± 0.15 V
1.0 5.4 18.3 1 18.8 1.0 18.8
t
OE
Q
2.5 V ± 0.2 V
1.0 3.0 7.3 1 7.8 1.0 7.8
ns
t
dis
OE
Q
2.7 V
1.0 4.0 6.8 1 7 1.0 7.3
ns
3.3 V ± 0.3 V
1.7 3.9 6.2 1.7 6.4 1.7 6.6
t
sk(o)
3.3 V ± 0.3 V 1 1 ns
operating characteristics, T
A
= 25°C
PARAMETER
TEST
CONDITIONS
V
CC
TYP UNIT
1.8 V 25
Outputs enabled
2.5 V 29
C
d
Power dissipation capacitance per flip flop
p
f=10MHz
3.3 V 30
pF
C
pd
Power dissipation capacitance per flip−flop f = 10 MHz
1.8 V 9
pF
Outputs disabled
2.5 V 9
p
3.3 V 11