Electrical characteristics
ST75185C
Table 10.
Symbol
V
T+
V
T-
V
hys
V
OH
V
OL
I
IH
Receiver electrical characteristics over operating conditions
Value
Parameter
Positive going threshold voltage
Negative going threshold voltage
Input hysteresis (V
T
+ - V
T
-)
High level output voltage
Low level output voltage
High level input current
I
OH
= -0.5mA
V
I
= 3 V
V
IH
= 0.75 V
Inputs Open
Test conditions
Min.
(See
Figure 9)
T
A
= 25 °C (See
Figure 9)
0.75
0.5
2.6
2.6
0.2
3.6
0.43
-3.6
-0.43
-3.4
-12
mA
-8.3
mA
0.45
8.3
mA
V
4
5
V
Typ.
2.2
0.97
Max.
2.4
V
V
V
Unit
I
OL
= 10 mA
V
I
= 25 V (See
Figure 9)
V
I
= 3 V
(See
Figure 9)
I
IL
I
OS
Low level input current
V
I
= -25 V (See
Figure 9)
V
I
= -3 V
(See
Figure 9)
Short-circuit output current
V
I
= 0 V V
O
= 0 V
(See
Figure 7)
Note:
Table 11.
All typical values are at T
A
= 25 °C, V
CC
= 5 V, V
DD
= 9 V and V
SS
= -9 V
Receiver switching characteristics
(V
DD
= 12 V, V
SS
= -12 V, V
CC
= 5 V T
A
= 25 °C)
Value
Parameter
Propagation delay time low to high
level output
Propagation delay time high to low
level output
Transition time low to high level
output
Transition time high to low level
output
Test Conditions
Min.
Typ.
400
70
200
20
Max.
1000
150
525
60
ns
ns
ns
ns
R
L
= 5 kΩ C
L
= 50 pF
(See
Figure 9)
R
L
= 5 kΩ C
L
= 50 pF
(See
Figure 9)
R
L
= 5 kΩ C
L
= 50 pF
(See
Figure 9)
R
L
= 5 kΩ C
L
= 50 pF
(See
Figure 9)
Unit
Symbol
t
PLH
t
PHL
t
TLH
t
THL
8/22
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