Datasheet

SN75161B, SN75162B
OCTAL GENERAL-PURPOSE INTERFACE BUS TRANSCEIVERS
SLLS005B – OCTOBER 1980 – REVISED MAY 1995
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN
TYP
†
MAX UNIT
V
IK
Input clamp voltage I
I
= –18 mA –0.8 –1.5 V
V
hys
Hysteresis voltage
(V
IT+
– V
IT–
)
Bus See Figure 7 0.4 0.65 V
V
OH
‡
High level out
p
ut voltage
Terminal I
OH
= –800 µA 2.7 3.5
V
V
OH
‡
High
-
le
v
el
o
u
tp
u
t
v
oltage
Bus I
OH
= –5.2 mA 2.5 3.3
V
V
OL
Low level out
p
ut voltage
Terminal I
OL
= 16 mA 0.3 0.5
V
V
OL
Lo
w-
le
v
el
o
u
tp
u
t
v
oltage
Bus I
OL
= 48 mA 0.35 0.5
V
I
I
Input current at maximum
Terminal
V
I
=55V
02
100
µA
I
I
input voltage
Terminal
V
I
=
5
.
5
V
0
.
2
100
µ
A
I
IH
High-level input current
Terminal and
V
I
= 2.7 V 0.1 20 µA
I
IL
Low-level input current
control inputs
V
I
= 0.5 V –10 –100 µA
V
I/O(b )
Voltage at bus
p
ort
Driver disabled
I
I(bus)
= 0 2.5 3.0 3.7
V
V
I/O(bus)
Voltage
at
b
u
s
port
Dri
v
er
disabled
I
I(bus)
= –12 mA –1.5
V
V
I(bus)
= –1.5 V to 0.4 V –1.3
V
I(bus)
= 0.4 V to 2.5 V 0 –3.2
Power on
Driver disabled
V
I(b )
=25Vto37V
2.5
mA
I
I/O(bus)
Current into bus port
Po
w
er
on
Dri
v
er
disabled
V
I(bus)
=
2
.
5
V
to
3
.
7
V
–3.2
mA
()
V
I(bus)
= 3.7 V to 5 V 0 2.5
V
I(bus)
= 5 V to 5.5 V 0.7 2.5
Power off V
CC
= 0, V
I(bus)
= 0 V to 2.5 V –40 µA
I
OS
Short circuit out
p
ut current
Terminal –15 –35 –75
mA
I
OS
Short
-
circ
u
it
o
u
tp
u
t
c
u
rrent
Bus –25 –50 –125
mA
I
CC
Supply current No load, TE, DE, and SC low 110 mA
C
I/O(b )
Bus
p
ort ca
p
acitance
V
CC
= 5 V to 0,
16
p
F
C
I/O(bus)
B
u
s
-
port
capacitance
CC
V
I/O
= 0 to 2 V, f = 1 MHz
16
pF
†
All typical values are at V
CC
= 5 V, T
A
= 25°C.
‡
V
OH
applies for 3-state outputs only.