Datasheet
SN54ALVTH16244, SN74ALVTH16244
2.5-V/3.3-V 16-BIT BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCES070G – JUNE 1996 – REVISED MAY 1999
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range,
V
CC
= 2.5 V ± 0.2 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALVTH16244 SN74ALVTH16244
UNIT
PARAMETER
TEST
CONDITIONS
MIN TYP
†
MAX MIN TYP
†
MAX
UNIT
V
IK
V
CC
= 2.3 V, I
I
= –18 mA –1.2 –1.2 V
V
CC
= 2.3 V to 2.7 V, I
OH
= –100 µA V
CC
–0.2 V
CC
–0.2
V
OH
V
CC
=23V
I
OH
= –6 mA 1.8
V
V
CC
=
2
.
3
V
I
OH
= –8 mA 1.8
V
CC
= 2.3 V to 2.7 V, I
OL
= 100 µA 0.2 0.2
I
OL
= 6 mA 0.4
V
OL
V
CC
=23V
I
OL
= 8 mA 0.4
V
V
CC
=
2
.
3
V
I
OL
= 18 mA 0.5
I
OL
= 24 mA 0.5
Control in
p
uts
V
CC
= 2.7 V, V
I
= V
CC
or GND ±1 ±1
I
I
Control
inp
u
ts
V
CC
= 0 or 2.7 V, V
I
= 5.5 V 10 10
µA
I
I
Data in
p
uts
V
CC
=27V
V
I
= V
CC
1 1
µ
A
Data
inp
u
ts
V
CC
=
2
.
7
V
V
I
= 0 –5 –5
I
off
V
CC
= 0, V
I
or V
O
= 0 to 4.5 V ±100 µA
V
CC
=23V
V
I
= 0.7 V 115 115
I
I
(
hold
)
Data inputs
V
CC
=
2
.
3
V
V
I
= 1.7 V –10 –10
µA
I(hold)
V
CC
= 2.7 V
‡
, V
I
= 0 to 2.7 V ±300 ±300
I
EX
§
V
CC
= 2.3 V, V
O
= 5.5 V 125 125 µA
I
OZ(PU/PD)
¶
V
CC
≤ 1.2 V, V
O
= 0.5 V to V
CC
,
V
I
= GND or V
CC
, OE
= don’t care
±100 ±100 µA
I
OZH
V
CC
= 2.7 V
V
O
= 2.3 V,
V
I
= 0.7 V or 1.7 V
5 5 µA
I
OZL
V
CC
= 2.7 V
V
O
= 0.5 V,
V
I
= 0.7 V or 1.7 V
–5 –5 µA
V
CC
=
2.7 V,
Outputs high 0.04 0.1 0.04 0.1
I
CC
V
CC
=
2
.
7
V
,
I
O
= 0,
Outputs low 2.3 4.5 2.3 4.5
mA
V
I
= V
CC
or GND
Outputs disabled 0.04 0.1 0.04 0.1
C
i
V
CC
= 2.5 V, V
I
= 2.5 V or 0 3 3 pF
C
o
V
CC
= 2.5 V, V
O
= 2.5 V or 0 6 6 pF
†
All typical values are at V
CC
= 2.5 V, T
A
= 25°C.
‡
This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another.
§
Current into an output in the high state when V
O
> V
CC
¶
High-impedance state during power up/power down
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