Datasheet
SN54ABTH162245, SN74ABTH162245
16-BIT BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS712A – FEBRUARY 1998 – REVISED APRIL 1999
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ABTH162245 SN74ABTH162245
UNIT
PARAMETER
TEST
CONDITIONS
MIN TYP
†
MAX MIN TYP
†
MAX
UNIT
V
IK
V
CC
= 4.5 V, I
I
= –18 mA –1.2 –1.2 V
V
CC
= 5 V, I
OH
= –1 mA 2.5 2.5
A
p
ort
I
OH
= –1 mA 3 3
A
port
V
CC
= 4.5 V
I
OH
= –3 mA 3 3.1
V
OH
I
OH
= –12 mA 2.6
V
V
OH
V
CC
= 5 V, I
OH
= –3 mA 3 3
V
B
p
ort
I
OH
= –3 mA 2.5 2.5
B
port
V
CC
= 4.5 V
I
OH
= –24 mA 2
I
OH
= –32 mA 2
A port I
OL
= 12 mA 0.8 0.8
V
OL
B
p
ort
V
CC
= 4.5 V
I
OL
= 48 mA 0.45 0.45
V
B
port
I
OL
= 64 mA 0.55
V
hys
100 100 mV
I
I
Control
inputs
V
CC
= 5.5 V, V
I
= V
CC
or GND
±1 ±1
µ
A
I
A or B ports
CC
,
ICC
±20 ±20
µ
I
I(h ld)
V
CC
=45V
V
I
= 0.8 V 100 100
µA
I
I(hold)
V
CC
=
4
.
5
V
V
I
= 2 V –100 –100
µ
A
I
off
V
CC
= 0,
V
I
or V
O
= 0 to 4.5 V
±100 µA
I
O
‡
A port
V
CC
=55V
V
O
=25V
–25 –90 –25 –100
mA
I
O
‡
B port
V
CC
=
5
.
5
V
,
V
O
=
2
.
5
V
–50 –180 –50 –180
mA
I
CEX
V
CC
= 5.5 V,
V
O
= 5.5 V
Outputs high 50 50 µA
V
CC
=
5.5 V,
Outputs high 2 2
I
CC
A or B ports
V
CC
=
5
.
5
V
,
I
O
= 0,
Outputs low 32 32
mA
V
I
= V
CC
or GND
Outputs disabled 2 2
∆I
CC
§
Data inputs
V
CC
= 5.5 V,
One input at 3.4 V,
Other inputs at V
CC
or GND
2 2
mA
∆I
CC
§
Control
inputs
V
CC
= 5.5 V, One input at 3.4 V,
Other inputs at V
CC
or GND
1.5 1.5
C
i
V
I
= 2.5 V or 0.5 V 3 3 pF
C
io
V
O
= 2.5 V or 0.5 V 6 6 pF
†
All typical values are at V
CC
= 5 V.
‡
Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
§
This is the increase in supply current for each input that is at the specified TTL voltage level rather than V
CC
or GND.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.