Datasheet
SN54ALVTHR16245, SN74ALVTHR16245
2.5-V/3.3-V 16-BIT BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCES075D – JUNE 1996 – REVISED DECEMBER 2002
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
SN54ALVTHR16245 SN74ALVTHR16245
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 1.7
V
V
CC
=
2
.
3
V
I
OH
= –8 mA 1.7
V
CC
= 2.3 V to 2.7 V, I
OL
= 100 µA 0.2 0.2
V
OL
V
CC
=23V
I
OL
= 6 mA 0.7
V
V
CC
=
2
.
3
V
I
OL
= 12 mA 0.7
Control in
p
uts
V
CC
= 2.7 V, V
I
= V
CC
or GND ±1 ±1
Control
inputs
V
CC
= 0 or 2.7 V, V
I
= 5.5 V 10 10
I
I
V
I
= 5.5 V 20 20
µA
A or B ports V
CC
= 2.7 V
V
I
= V
CC
1 1
V
I
= 0 –5 –5
I
off
V
CC
= 0, V
I
or V
O
= 0 to 4.5 V ±100 µA
I
BHL
‡
V
CC
= 2.3 V, V
I
= 0.7 V 115 115 µA
I
BHH
§
V
CC
= 2.3 V, V
I
= 1.7 V –10 –10 µA
I
BHLO
¶
V
CC
= 2.7 V, V
I
= 0 to V
CC
300 300 µA
I
BHHO
#
V
CC
= 2.7 V, V
I
= 0 to V
CC
–300 –300 µA
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
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 2.5 4.5 2.5 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 3.5 3.5 pF
C
io
V
CC
= 2.5 V, V
O
= 2.5 V or 0 8 8 pF
†
All typical values are at V
CC
= 2.5 V, T
A
= 25°C.
‡
The bus-hold circuit can sink at least the minimum low sustaining current at V
IL
max. I
BHL
should be measured after lowering V
IN
to GND and
then raising it to V
IL
max.
§
The bus-hold circuit can source at least the minimum high sustaining current at V
IH
min. I
BHH
should be measured after raising V
IN
to V
CC
and
then lowering it to V
IH
min.
¶
An external driver must source at least I
BHLO
to switch this node from low to high.
#
An external driver must sink at least I
BHHO
to switch this node from high to low.
||
Current into an output in the high state when V
O
> V
CC
High-impedance state during power up or power down
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