Datasheet

SN54HCT373, SN74HCT373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCLS009D – MARCH 1984 – REVISED AUGUST 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HCT373 SN74HCT373
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
D
Q
4.5 V 25 35 53 44
ns
t
pd
D
Q
5.5 V 21 32 48 40
ns
t
pd
LE
Any Q
4.5 V 28 35 53 44
ns
LE
Any Q
5.5 V 25 32 48 40
t
en
OE
Any Q
4.5 V 26 35 53 44
ns
t
en
OE
Any Q
5.5 V 23 32 48 40
ns
t
dis
OE
Any Q
4.5 V 23 35 53 44
ns
t
dis
OE
Any Q
5.5 V 22 32 48 40
ns
t
t
Any Q
4.5 V 10 12 18 15
ns
t
t
Any Q
5.5 V 9 11 16 14
ns
switching characteristics over recommended operating free-air temperature range, C
L
= 150 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HCT373 SN74HCT373
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
D
Q
4.5 V 32 52 79 65
ns
t
pd
D
Q
5.5 V 27 47 71 59
ns
t
pd
LE
Any Q
4.5 V 38 52 79 65
ns
LE
Any Q
5.5 V 36 47 71 59
t
en
OE
Any Q
4.5 V 33 52 79 65
ns
t
en
OE
Any Q
5.5 V 28 47 71 59
ns
t
t
Any Q
4.5 V 18 42 63 53
ns
t
t
Any Q
5.5 V 16 38 57 48
ns
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance per latch No load 50 pF