SN54ALS573C, SN54AS573A, SN74ALS573C, SN74AS573A
OCTAL D-TYPE TRANSPARENT LATCHES
WITH 3-STATE OUTPUTS
SDAS048D – DECEMBER 1989 – REVISED JANUARY 1995
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
SN54ALS573C
SN74ALS573C
PARAMETER
TEST CONDITIONS
UNIT
†
†
MIN TYP
MAX
MIN TYP
MAX
V
V
V
= 4.5 V,
I = –18 mA
–1.2
–1.2
V
IK
CC
I
= 4.5 V to 5.5 V,
I
I
I
I
I
= –0.4 mA
= –1 mA
= –2.6 mA
= 12 mA
= 24 mA
= 2.7 V
V
–2
V
CC
–2
CC
OH
OH
OH
OL
OL
CC
2.4
V
OH
3.3
V
V
= 4.5 V
= 4.5 V
CC
CC
2.4
3.2
0.25
0.35
0.25
0.4
0.4
0.5
20
V
OL
V
V
I
I
I
I
I
I
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
V
20
–20
0.1
µA
µA
OZH
OZL
I
O
O
V
= 0.4 V
–20
0.1
20
V = 7 V
I
mA
µA
V = 2.7 V
I
20
IH
V = 0.4 V
I
–0.13
–112
17
–0.1
–112
17
mA
mA
IL
‡
V
O
= 2.25 V
–20
–30
O
Outputs high
Outputs low
10
15
16
10
15
16
I
V
CC
= 5.5 V
24
24
mA
CC
Outputs disabled
27
27
†
‡
All typical values are at V
= 5 V, T = 25°C.
A
CC
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, I
.
OS
switching characteristics (see Figure 1)
V
C
= 4.5 V to 5.5 V,
= 50 pF,
CC
L
R1 = 500 Ω,
R2 = 500 Ω,
T
A
FROM
TO
(OUTPUT)
PARAMETER
(INPUT)
UNIT
§
= MIN to MAX
SN54ALS573C SN74ALS573C
MIN
2
MAX
20
MIN
2
MAX
14
t
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
D
ns
ns
ns
ns
Q
Q
Q
Q
2
17
2
14
8
33
6
20
LE
8
24
6
19
4
28
3
18
OE
OE
4
21
4
18
2
20
1
10
3
26
1
15
§
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265