Datasheet

SN75ALS192
QUADRUPLE DIFFERENTIAL LINE DRIVER
SLLS007D – JULY 1985 – REVISED APRIL 1998
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
†
MIN TYP
‡
MAX UNIT
V
IK
Input clamp voltage V
CC
= MIN, I
I
= –18 mA –1.5 V
V
OH
High-level output voltage V
CC
= MIN, I
OH
= –20 mA 2.5 V
V
OL
Low-level output voltage V
CC
= MIN, I
OL
= 20 mA 0.5 V
V
O
Output voltage V
CC
= MAX, I
O
= 0 0 6 V
|V
OD1
| Differential output voltage V
CC
= MIN, I
O
= 0 1.5 6 V
|V
OD2
| Differential output voltage R
L
= 100 Ω, See Figure 1 1/2 V
OD1
or 2
§
V
∆|V
OD
|
Change in magnitude of
differential output voltage
¶
R
L
= 100 Ω, See Figure 1 ±0.2 V
V
OC
Common-mode output voltage
#
R
L
= 100 Ω, See Figure 1 ±3 V
∆|V
OC
|
Change in magnitude of
common-mode output voltage
¶
R
L
= 100 Ω, See Figure 1 ±0.2 V
I
O
Out
p
ut current with
p
ower off
V
CC
=0
V
O
= 6 V 100
µA
I
O
O
u
tp
u
t
c
u
rrent
w
ith
po
w
er
off
V
CC
=
0
V
O
= –0.25 V –100
µ
A
I
OZ
Off state (high im
p
edance state) out
p
ut current
V
CC
= MAX
V
O
= 0.5 V –20
µA
I
OZ
Off
-
state
(high
-
impedance
state)
o
u
tp
u
t
c
u
rrent
V
CC
=
MAX
V
O
= 2.5 V 20
µ
A
I
I
Input current at maximum input voltage V
CC
= MAX, V
I
= 7 V 100 µA
I
IH
High-level input current V
CC
= MAX, V
I
= 2.7 V 20 µA
I
IL
Low-level input current V
CC
= MAX, V
I
= 0.4 V –200 µA
I
OS
Short-circuit output current
||
V
CC
= MAX –30 –150 mA
I
CC
Supply current (all drivers) V
CC
= MAX, All outputs disabled 26 45 mA
†
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
‡
All typical values are at V
CC
= 5 V and T
A
= 25°C.
§
The minimum V
OD2
with a 100-Ω load is either 1/2 V
OD1
or 2 V, whichever is greater.
¶
|V
OD
| and |V
OC
| are the changes in magnitude of V
OD
and V
OC
, respectively, that occur when the input is changed from a high level to a low level.
#
In ANSI Standard EIA/TIA-422-B, V
OC
, which is the average of the two output voltages with respect to ground, is called output offset voltage,
V
OS
.
||
Not more than one output should be shorted at a time, and duration of the short circuit should not exceed one second.
switching characteristics, V
CC
= 5 V, T
A
= 25°C (see Figure 2)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
PLH
Propagation delay time, low-to-high-Ievel output S1 and S2 open, C
L
= 30 pF 6 13 ns
t
PHL
Propagation delay time, high-to-low-level output S1 and S2 open, C
L
= 30 pF 9 14 ns
Output-to-output skew S1 and S2 open, C
L
= 30 pF 3 6 ns
t
PZH
Output enable time to high level S1 open and S2 closed 11 15 ns
t
PZL
Output enable time to low level S1 closed and S2 open 16 20 ns
t
PHZ
Output disable time from high level S1 open and S2 closed, C
L
= 10 pF 8 15 ns
t
PLZ
Output disable time from low level S1 and S2 closed, C
L
= 10 pF 18 20 ns