Datasheet

Electrical characteristics ST75185C
8/22 Doc ID 6228 Rev 18
Note: All typical values are at T
A
= 25 °C, V
CC
= 5 V, V
DD
= 9 V and V
SS
= -9 V
V
DD
= 12 V, V
SS
= -12 V, V
CC
= 5 V T
A
= 25 °C
Table 10. Receiver electrical characteristics over operating conditions
Symbol Parameter Test conditions
Value
Unit
Min. Typ. Max.
V
T+
Positive going threshold voltage (See Figure 9)2.22.4V
V
T-
Negative going threshold voltage T
A
= 25 °C (See Figure 9) 0.75 0.97 V
V
hys
Input hysteresis (V
T
+ - V
T
-) 0.5 V
V
OH
High level output voltage I
OH
= -0.5mA
V
IH
= 0.75 V 2.6 4 5
V
Inputs Open 2.6
V
OL
Low level output voltage V
I
= 3 V I
OL
= 10 mA 0.2 0.45 V
I
IH
High level input current
V
I
= 25 V (See Figure 9)3.6 8.3
mA
V
I
= 3 V (See Figure 9)0.43
I
IL
Low level input current
V
I
= -25 V (See Figure 9) -3.6 -8.3
mA
V
I
= -3 V (See Figure 9) -0.43
I
OS
Short-circuit output current
V
I
= 0 V V
O
= 0 V
(See Figure 7)
-3.4 -12 mA
Table 11. Receiver switching characteristics
Symbol Parameter Test conditions
Value
Unit
Min. Typ. Max.
t
PLH
Propagation delay time low to high
level output
R
L
= 5 kΩ C
L
= 50 pF
(See Figure 9)
400 1000 ns
t
PHL
Propagation delay time high to low
level output
R
L
= 5 kΩ C
L
= 50 pF
(See Figure 9)
70 150 ns
t
TLH
Transition time low to high level
output
R
L
= 5 kΩ C
L
= 50 pF
(See Figure 9)
200 525 ns
t
THL
Transition time high to low level
output
R
L
= 5 kΩ C
L
= 50 pF
(See Figure 9)
20 60 ns