Datasheet

SN54ABT162500, SN74ABT162500
18-BIT UNIVERSAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS242E – JUNE 1992 – REVISED FEBRUARY 1999
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54ABT162500 SN74ABT162500
UNIT
MIN MAX MIN MAX
UNIT
V
CC
Supply voltage 4.5 5.5 4.5 5.5 V
V
IH
High-level input voltage 2 2 V
V
IL
Low-level input voltage 0.8 0.8 V
V
I
Input voltage 0 V
CC
0 V
CC
V
I
OH
High level out
p
ut current
A port –24 –32
mA
I
OH
High
-
le
v
el
o
u
tp
u
t
c
u
rrent
B port –12 –12
mA
I
OL
Low level out
p
ut current
A port 48 64
mA
I
OL
Lo
w-
le
v
el
o
u
tp
u
t
c
u
rrent
B port 12 12
mA
∆t/∆v Input transition rise or fall rate Outputs enabled 10 10 ns/V
∆t/∆V
CC
Power-up ramp rate 200 200 µs/V
T
A
Operating free-air temperature –55 125 –40 85 °C
NOTE 3: All unused inputs of the device must be held at V
CC
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs , literature number SCBA004.
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design phase of development. Characteristic data and other
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change or discontinue these products without notice.