ST232 ST Microelectronics, ST232 Datasheet - Page 3

• Manufacturer Part Number: ST232
• Description: 5V POWERED MULTI-CHANNEL RS-232 DRIVERS AND RECEIVERS
• Manufacturer: ST Microelectronics

ELECTRICAL CHARACTERISTICS
(C
Typical Valus are referred to T
TRANSMITTER ELECTRICAL CHARACTERISTICS
(C
Typical Valus are referred to T
Note 1: Measured from 3V to -3Vor from -3V to 3V.
Note 2: One trasmitter output is loaded with R
RECEIVER ELECTRICAL CHARACTERISTICS
(C
Typical Valus are referred to T
Note 1: RS-232 IN to TTL-CMOS OUT (from 50% to 50%)
Symb ol
Symb ol
Symb ol
I
V
V
R
SUPPLY
1
1
1
V
V
R
V
V
V
SR
V
I
V
RIHYS
TOUT
I
I
D
TOUT
t
SCR
ROL
ROH
TIL
SC
RIN
RIH
dR
-C
-C
TIH
-C
RIN
RIL
TIL
R
T
4
4
4
= 0.1 F, V
= 0.1 F, V
= 0.1 F, V
V
Output Voltage Swing
Logic Pull-Up Current
Input Logic Threshold Low
Input Logic Threshold High
Transition Slew Rate
Data Rate
Transmitter Output Resistance
Transmitter Output Short Circuit
Current
Receiver Input Voltage Operating
Range
RS-232 Input Resistance
RS-232 Input Logic Threshold Low
RS-232 Input Logic Threshold High
RS-232 Input Hysteresis
TTL/CMOS Output Voltage Low
TTL/CMOS Output Voltage High
Propagation Delay Time
Receiver Output Short Circuit Current
CC
Power Supply Current
CC
CC
CC
= 5V
= 5V
= 5V
Parameter
Parameter
Parameter
10% T
10%, T
10%, T
A
A
A
L
= 3K to7K , C
= 25
= 25
= 25
A
A
A
o
o
o
= -40 to 85
C)
C)
C)
= -40 to 85
= -40 to 85
L
= 50 to 1000pF
No Load,
All Transmitter outputs are
loaded with 3K
T
R
C
(Note 2)
V
one T
T
V
T
T
V
I
I
C
T
V
OUT
OUT
IN
A
A
A
A
L
L
CC
OUT
RIN
CC
L
= 50 to 2500 pF (Note 1)
=150pF (Note 1)
o
= 25
= 25
= 25
= 25
= 3 to 7 K ,
o
o
C, unless otherwise specified.
= 0 V
C, unless otherwise specified.
= V+ = V- = 0V
C, unless otherwise specified.
= 5 V
= 3.2mA (to V
= 1mA (to GND)
T est Cond it ion s
T est Cond it ion s
T est Cond it ion s
= 5 V
=
XOUT
o
o
o
o
C, V
C, V
C, V
C, V
2 V
to GND
T
A
CC
CC
CC
CC
= 25
= 5 V,
= 5 V,
= 5 V
= 5 V
to GND
CC
o
C
)
Min.
Min.
Min.
120
300
-30
0.8
0.2
3.5
2
3
5
V
Value
Value
Value
T yp.
T yp.
T yp.
CC
220
1.2
1.7
0.5
0.3
15
7.8
5
7
10
5
10
-0.4
Max.
Max.
Max.
200
0.8
2.4
0.4
10
30
30
60
7
1
1
ST232
Kbits/s
Un it
Un it
Un it
V/ s
mA
mA
K
mA
V
V
V
V
V
V
V
V
V
A
s
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