Datasheet

SN75140
DUAL LINE RECEIVER
SLLS080C – JANUARY 1977 – REVISED APRIL 1998
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions
MIN NOM MAX UNIT
Supply voltage, V
CC
4.5 5 5.5 V
Reference input voltage, V
ref
1.5 3.5 V
High-level line input voltage, V
IH(L)
V
ref
+0.1 V
CC
–1 V
Low-level line input voltage, V
IL(L)
0 V
ref
–0.1
V
High-level strobe input voltage, V
IH(S)
2 5.5 V
Low-level strobe input voltage, V
IL(S)
0 0.8 V
Operating free-air temperature range, T
A
0 70 °C
electrical characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ±10%, V
ref
= 1.5 V to 3.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
†
MAX UNIT
V
IK
Strobe input clamp voltage I
I(S)
= –12 mA –1.5 V
V
OH
High level out
p
ut voltage
V
IL(L)
=V
f
100 mV
V
IL(S)
=08V
I
OH
= 400 µA
24
V
V
OH
High
-
le
v
el
o
u
tp
u
t
v
oltage
V
IL(L)
=
V
ref
–
100
mV
,
V
IL(S)
=
0
.
8
V
,
I
OH
= –
400
µ
A
2
.
4
V
V
IH(L)
=V
f
+ 100 mV
V
IL(S)
=08V
I
OL
=16mA
04
V
OL
Low level out
p
ut voltage
V
IH(L)
=
V
ref
+
100
mV
,
V
IL(S)
=
0
.
8
V
,
I
OL
=
16
mA
0
.
4
V
V
OL
Lo
w-
le
v
el
o
u
tp
u
t
v
oltage
V
IL(L)
=V
f
100 mV
V
IH(S)
=2V
I
OL
=16mA
04
V
V
IL(L)
=
V
ref
–
100
mV
,
V
IH(S)
=
2
V
,
I
OL
=
16
mA
0
.
4
I
I(S)
Strobe input
current at
Strobe
V
I(S)
=55V
1
mA
I
I(S)
maximum input
voltage
COMSTRB
V
I(S)
=
5
.
5
V
2
mA
Strobe
V
I(S)
=24V
40
Hi h l l
COMSTRB
V
I(S)
=
2
.
4
V
80
I
IH
High-level
in
p
ut current
LINE V
I(L)
= 3.5 V, V
ref
= 1.5 V 35 100
µA
in ut
current
Reference
V
I(L)
=0
V
f
=35V
35 100
COMREF
V
I(L)
=
0
,
V
ref
=
3
.
5
V
70 200
Strobe
V
I(S)
=04V
–1.6
mA
Lll
COMSTRB
V
I(S)
=
0
.
4
V
–3.2
mA
I
IL
Low-level
in
p
ut current
LINE V
I(L)
= 0, V
ref
= 1.5 V –10
in ut
current
Reference
V
I(L)
=15V
V
f
=0
–10
µA
COMREF
V
I(L)
=
1
.
5
V
,
V
ref
=
0
–20
I
OS
Short-circuit output current
‡
V
CC
= 5.5 V –18 –55 mA
I
CCH
Supply current, output high V
I(S)
= 0, V
I(L)
= V
ref
– 100 mV 18 30 mA
I
CCL
Supply current, output low V
I(S)
= 0, V
I(L)
= V
ref
+ 100 mV 20 35 mA
†
All typical values are at V
CC
= 5 V, T
A
= 25°C.
‡
Only one output should be shorted at a time.
switching characteristics, V
CC
= 5 V, V
ref
= 2.5 V, T
A
= 25°C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
PLH(L)
Propagation delay time, low- to high-level output from LINE
C
L
= 15 pF, R
L
= 400 kΩ,
See Figure 1
22 35 ns
t
PHL(L)
Propagation delay time, high- to low-level output from LINE
C
L
= 15 pF, R
L
= 400 kΩ,
See Figure 1
22 30 ns
t
PLH(S)
Propagation delay time,
low- to high-level output from COMSTRB
C
L
= 15 pF, R
L
= 400 kΩ,
See Figure 1
12 22 ns
t
PHL(S)
Propagation delay time,
high- to low-level output from COMSTRB
C
L
= 15 pF, R
L
= 400 kΩ,
See Figure 1
8 15 ns