Datasheet

SN75161B, SN75162B
OCTAL GENERAL-PURPOSE INTERFACE BUS TRANSCEIVERS
SLLS005B – OCTOBER 1980 – REVISED MAY 1995
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
DISSIPATION RATING TABLE
PACKAGE
T
A
≤ 25°C
POWER RATING
DERATING FACTOR
ABOVE T
A
= 25°C
T
A
= 70°C
POWER RATING
DW (20 pin) 1125 mW 9.0 mW/°C 720 mW
DW (24 pin) 1350 mW 10.8 mW/°C 864 mW
N (20 pin) 1150 mW 9.2 mW/°C 736 mW
N (22 pin) 1700 mW 13.6 mW/°C 1088 mW
recommended operating conditions
MIN NOM MAX UNIT
Supply voltage, V
CC
4.75 5 5.25 V
High-level input voltage, V
IH
2 V
Low-level input voltage, V
IL
0.8 V
High level out
p
ut current I
OH
Bus ports with 3-state outputs –5.2 mA
High
-
le
v
el
o
u
tp
u
t
c
u
rrent
,
I
OH
Terminal ports –800 µA
Low level out
p
ut current I
OL
Bus ports 48
mA
Lo
w-
le
v
el
o
u
tp
u
t
c
u
rrent
,
I
OL
Terminal ports 16
mA
Operating free-air temperature, T
A
0 70 °C