ST75185 ST Microelectronics, ST75185 Datasheet - Page 5

• Manufacturer Part Number: ST75185
• Description: MULTIPLE RS-232 DRIVERS AND RECEIVERS
• Manufacturer: ST Microelectronics

DRIVER SWITCHING CHARACTERISTICS
(V
NOTE 6: Measured between -3V and 3V points of output waveform (EIA-232-E conditions), all unused inputs are tied.
RECEIVER ELECTRICAL CHARACTERISTICS OVER OPERATING CONDITIONS
Alltypical values are at T
RECEIVER SWITCHING CHARACTERISTICS
Symb ol
Symb ol
Symbo l
(V
DD
V
V
t
t
t
t
V
V
DD
t
t
t
t
V
I
PLH
PHL
TLH
THL
I
I
PLH
PHL
TLH
THL
OS
hys
OH
IH
OL
IL
T+
T-
= 12V, V
= 12V, V
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
Positive Going Threshold Voltage
Negative Going Threshold Voltage
Input Hysteresis (V
High Level Output Voltage
Low Level Output Voltage
High Level Input Current
Low Level Input Current
Short-Circuit Output Current
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
SS
SS
A
= -12V, V
= -12V, V
= 25
o
C, V
Parameter
Parameter
Parameter
CC
CC
T+
= 5V, V
CC
- V
= 5V T
= 5V T
T-
DD
)
= 9Vand V
A
A
= 25
= 25
SS
= -9V
o
o
C)
C)
R
(See Figures 3, 4)
R
(See Figures 3, 4)
R
(See Figures 3, 4)
R
(Note 6, See Figure 3, 4)
R
(See Figure 3, 4)
R
(Note 6, See Figure 3, 4)
(See Figure 6)
T
I
V
V
V
V
V
V
(See Figure 5)
R
(See Figure 6)
R
(See Figure 6)
R
(See Figure 6)
R
(See Figure 6)
OH
A
I
I
I
I
I
I
L
L
L
L
L
L
L
L
L
L
= 3 V
= 25 V
= 3 V
= -25 V
= -3 V
= 0 V
= 25
= 3 to 7 K
= 3 to 7 K
= 3 to 7 K
= 3 to 7 K
= 3 to 7 K
= 3 to 7 K
= 5 K
= 5 K
= 5 K
= 5 K
= -0.5mA
Test Con dition s
Test Con dition s
T est Cond ition s
o
C (See Figure 6)
I
OL
(See Figure 6)
(See Figure 6)
V
(See Figure 6)
(See Figure 6)
C
C
C
C
O
= 10 mA
L
L
L
L
= 0 V
= 50 pF
= 50 pF
= 50 pF
= 50 pF
C
C
C
C
C
C
V
Inputs Open
L
L
L
L
L
L
IH
= 15 pF
= 15 pF
= 15 pF
= 2500 pF
= 15 pF
= 2500 pF
= 0.75 V
Min .
Min .
-0.43
Min.
0.75
0.43
-3.6
0.5
2.6
2.6
3.6
Value
Value
Value
T yp.
T yp.
0.97
Typ .
315
-3.4
1.7
1.5
2.2
0.2
400
200
75
60
40
70
20
4
Max.
Max.
Max.
0.45
1000
500
175
100
-8.3
2.5
7.5
2.5
2.4
8.3
-12
150
525
60
5
ST75185
Un it
Un it
Unit
mA
mA
mA
ns
ns
ns
ns
ns
V
ns
ns
ns
V
V
V
V
s
s
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