Datasheet

SN54ABT573, SN74ABT573A
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCBS190F − JANUARY 1991 − REVISED SEPTEMBER 2003
5
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)
SN74ABT573A
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
MIN MAX
MIN
MAX
t
w
Pulse duration, LE high 3.3 3.3 ns
t
Setup time data before LE↓
High 1.9 1.9
ns
t
su
Setup time, data before LE↓
Low
1.5 1.5
ns
t
h
Hold time, data after LE↓ 1.8
†
1.8
†
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)
SN54ABT573
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
(INPUT)
(OUTPUT)
MIN TYP MAX
MIN
MAX
t
PLH
D
Q
1.9 3.2 5.4 1.4 6.4
ns
t
PHL
D Q
2.2 4.2 5.7 1.6 6.7
ns
t
PLH
LE
Q
2.2 4 6.1 2 7.1
ns
t
PHL
LE
Q
3.2 5.2 6.7 2.8 7.5
ns
t
PZH
OE
Q
1.2 3.2 4.7 0.8 6.2
ns
t
PZL
OE
Q
2.7 4.7 6.2 2 7.2
ns
t
PHZ
OE
Q
2.5 4.9 6.4 2.2 7.7
ns
t
PLZ
OE
Q
2 4.2 6 1.4 7
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN74ABT573A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 5 V,
T
A
= 25°C
MIN MAX
UNIT
(INPUT)
(OUTPUT)
MIN TYP MAX
MIN
MAX
t
PLH
D
Q
1.9 3.2 5.4 1.9 5.9
ns
t
PHL
D Q
2.2 4.2 5.7 2.2 6.2
ns
t
PLH
LE
Q
2.2 4 6.1 2.2 6.6
ns
t
PHL
LE
Q
3.2 5.2 6.7 3.2 7.2
ns
t
PZH
OE
Q
1.2 3.2 4.7 1.2 5.2
ns
t
PZL
OE
Q
2.5
†
4.7 6.2 2.5
†
6.7
ns
t
PHZ
OE
Q
2.5 4.9 6.4 2.5 7.1
†
ns
t
PLZ
OE
Q
2 4.2 6 2 6.5
ns
†
This data-sheet limit may vary among suppliers.