Datasheet

54AC16373, 74AC16373
16-BIT TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCAS121B – MARCH 1990 – REVISED APRIL 1996
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
T
A
= 25°C 54AC16373 74AC16373
UNIT
MIN MAX MIN MAX MIN MAX
UNIT
t
w
Pulse duration, LE high 5 5 5 ns
t
su
Setup time, data before LE↓ 1.5 1.5 1.5 ns
t
h
Hold time, data after LE↓ 3 3 3 ns
timing requirements over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
T
A
= 25°C 54AC16373 74AC16373
UNIT
MIN MAX MIN MAX MIN MAX
UNIT
t
w
Pulse duration, LE high 4 4 4 ns
t
su
Setup time, data before LE↓ 1.5 1.5 1.5 ns
t
h
Hold time, data after LE↓ 2.5 2.5 2.5 ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO
T
A
= 25°C 54AC16373 74AC16373
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
PLH
D
Q
3.7 10.6 13.4 3.7 15.1 3.7 15.1
ns
t
PHL
D
Q
4.3 11.3 14 4.3 14.8 4.3 14.8
ns
t
PLH
LE
Q
4.6 12.9 15.8 4.6 18.6 4.6 18.6
ns
t
PHL
LE
Q
4.5 12.1 14.6 4.5 16.4 4.5 16.4
ns
t
PZH
OE
Q
4.2 11.8 14.8 4.2 17.5 4.2 17.5
ns
t
PZL
OE
Q
5.4 16.3 19.8 5.4 22.3 5.4 22.3
ns
t
PHZ
OE
Q
4.2 7.9 9.5 4.2 10.2 4.2 10.2
ns
t
PLZ
OE
Q
3.8 7.1 8.9 3.8 9.8 3.8 9.8
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO
T
A
= 25°C 54AC16373 74AC16373
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
PLH
D
Q
3.1 6.7 8.5 3.1 9.7 3.1 9.7
ns
t
PHL
D
Q
3.5 7.3 9.1 3.5 10.1 3.5 10.1
ns
t
PLH
LE
Q
3.8 8.2 10.2 3.8 11.9 3.8 11.9
ns
t
PHL
LE
Q
3.6 7.8 9.7 3.6 10.9 3.6 10.9
ns
t
PZH
OE
Q
3.5 7.4 9.4 3.5 10.8 3.5 10.8
ns
t
PZL
OE
Q
4.3 9.1 11.3 4.3 12.8 4.3 12.8
ns
t
PHZ
OE
Q
3.9 6.6 8 3.9 8.8 3.9 8.8
ns
t
PLZ
OE
Q
3.7 5.9 7.4 3.7 8.1 3.7 8.1
ns
operating characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
d
Power dissi
p
ation ca
p
acitance
p
er latch
Outputs enabled
C
L
=50
p
F
f=1MHz
43
p
F
C
pd
Po
w
er
dissipation
capacitance
per
latch
Outputs disabled
C
L
=
50
pF
,
f
=
1
MH
z
5
pF
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design phase of development. Characteristic data and other
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change or discontinue these products without notice.