Datasheet

SN55182, SN75182
DUAL DIFFERENTIAL LINE RECEIVERS
SLLS092D – OCTOBER 1972 – REVISED APRIL 1998
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of V
CC
, V
IC
, and operating free-air
temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS
†
MIN TYP
‡
MAX UNIT
V
IT
Positive going in
p
ut threshold voltage
V
O
= 2.5 V,
V
IC
= –3 V to 3 V 0.5
V
V
IT+
Positi
v
e
-
going
inp
u
t
threshold
v
oltage
O
,
I
OH
= –400 µA
V
IC
= –15 V to 15 V 1
V
V
IT
Negative going in
p
ut threshold voltage
V
O
= 0.4 V,
V
IC
= –3 V to 3 V –0.5
V
V
IT–
Negati
v
e
-
going
inp
u
t
threshold
v
oltage
O
,
I
OL
= 16 mA
V
IC
= –15 V to 15 V –1
V
V
ID
=1V V
(STRB)
=21V I
OH
= 400 µA
25
42
55
V
OH
High level out
p
ut voltage
V
ID
=
1
V
,
V
(STRB)
=
2
.
1
V
,
I
OH
= –
400
µ
A
2
.
5
4
.
2
5
.
5
V
V
OH
High
-
le
v
el
o
u
tp
u
t
v
oltage
V
ID
=1VV
(STRB)
=04V I
OH
= 400 µA
25
42
55
V
V
ID
= –
1
V
,
V
(STRB)
=
0
.
4
V
,
I
OH
= –
400
µ
A
2
.
5
4
.
2
5
.
5
V
OL
Low level out
p
ut voltage
V
ID
=1VV
(STRB)
=21V I
OL
=16mA
025
04
V
V
OL
Lo
w-
le
v
el
o
u
tp
u
t
v
oltage
V
ID
= –
1
V
,
V
(STRB)
=
2
.
1
V
,
I
OL
=
16
mA
0
.
25
0
.
4
V
V
IC
= 15 V 3 4.2
Inverting input
V
IC
= 0 0 –0.5
I
I
In
p
ut current
V
IC
= –15 V –3 –4.2
mA
I
I
Inp
u
t
c
u
rrent
V
IC
= 15 V 5 7
mA
Noninverting input
V
IC
= 0 –1 –1.4
V
IC
= –15 V –7 –9.8
I
IH(STRB)
High-level strobe input current V
(STRB)
= 5.5 V 5 µA
I
IL(STRB)
Low-level strobe input current V
(STRB)
= 0 –1 –1.4 mA
r
i
In
p
ut resistance
Inverting input 3.6 5
kΩ
r
i
Inp
u
t
resistance
Noninverting input 1.8 2.5
kΩ
Line-terminating resistance T
A
= 25°C 120 170 250 Ω
I
OS
Short-circuit output current V
CC
= 5.5 V, V
O
= 0 –2.8 –4.5 –6.7 mA
V
IC
= 15 V, V
ID
= –1 V 4.2 6
I
CC
Supply current (average per receiver)
V
IC
= 0,
V
ID
= –0.5 V 6.8 10.2
mA
V
IC
= –15 V, V
ID
= –1 V 9.4 14
†
Unless otherwise noted, V
(STRB)
≥ 2.1 V or open.
‡
All typical values are at V
CC
= 5 V, V
IC
= 0, and T
A
= 25°C.
switching characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
PLH(D)
Propagation delay time,
low- to high-level output from differential input
R
L
= 400 Ω, C
L
= 15 pF, see Figure 1 18 40 ns
t
PHL(D)
Propagation delay time,
high- to low-level output from differential input
R
L
= 400 Ω, C
L
= 15 pF, see Figure 1 31 45 ns
t
PLH(S)
Propagation delay time,
low- to high-level output from STRB input
R
L
= 400 Ω, C
L
= 15 pF, see Figure 1 9 30 ns
t
PHL(S)
Propagation delay time,
high- to low-level output from STRB input
R
L
= 400 Ω, C
L
= 15 pF, see Figure 1 15 25 ns