Datasheet

SN54ABTR2245, SN74ABTR2245
OCTAL TRANSCEIVERS AND LINE/MEMORY DRIVERS
WITH 3-STATE OUTPUTS
SCBS680A – MARCH 1997 – REVISED MAY 1997
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54ABTR2245 SN74ABTR2245
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 output current –12 –12 mA
I
OL
Low-level output current 12 12 mA
∆t/∆v Input transition rise or fall rate Outputs enabled 5 5 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: Unused pins (input or I/O) must be held high or low to prevent them from floating.
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.