ST3232 STMICROELECTRONICS [STMicroelectronics], ST3232 Datasheet - Page 5

• Manufacturer Part Number: ST3232
• Description: 3 TO 5.5V, LOW POWER, UP TO 400KBPS, RS-232 DRIVERS AND RECEIVERS
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST3232
3
Table 3.
Table 4.
1. Transmitter input hysteresis is typically 250mV.
Table 5.
Table 6.
Symbol
Symbol
I
V
Symbol
SUPPLY
V
Symbol
V
V
R
R
V
V
V
RIHYS
I
ROH
ROL
V
TOUT
TOUT
RIN
RIH
V
TSC
RIL
RIN
I
TIH
TIL
IL
Receiver input voltage operating
range
RS-232 Input threshold low
RS-232 Input threshold high
Input hysteresis
Input resistance
TTL/CMOS Output voltage low
TTL/CMOS Output voltage high I
V
Electrical characteristics
Electrical characteristics (C
otherwise specified. Typical values are referred to T
Logic input (C
specified. Typical values are referred to T
Transmitter (C
unless otherwise specified. Typical values are referred to T
Receiver (C
otherwise specified. Typical values are referred to T
Output voltage swing
Transmitter output
resistance
Output short circuit current
CC
Input logic threshold low
Input logic threshold high
Input leakage current
Power supply current
Parameter
Parameter
Parameter
Parameter
1
- C
1
1
- C
- C
4
= 0.1µF tested at 3.3V±10%, V
4
4
= 0.1µF, V
= 0.1µF tested at 3.3V±10%, V
No Load, V
No Load, V
All transmitter outputs are loaded with
3KΩ to GND
V
V
CC
CC
T
T
T
T
T
I
T-IN
V
V
T-IN
1
OUT
OUT
A
A
A
A
A
CC
CC
- C
CC
= V+ = V- = 0V, V
= 3V or 5V, V
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C
(1)
= 1.6mA
= -1mA
= 3.3V
= 5V
Test conditions
4
CC
CC
Test conditions
Test conditions
= 3V to 5.5V, T
= 0.1µF, V
Test conditions
= 3V
= 5V
CC
CC
CC
CC
A
±
±
= 25°C)
10%, T
10%, T
= 3.3V
= 5V
= 3.3V
= 5V
OUT
CC
OUT
= ± 12
= 3V to 5.5V, T
CC
A
A
A
= ± 2V
A
A
= -40 to 85°C, unless otherwise
= 25°C
= 25°C
CC
= 3V to 5.5V, T
= 25°C)
= 25°C)
= 3V to 5.5V, T
V
CC
Min.
Min.
A
-25
0.6
0.8
2.4
3
2
-0.6
= 25°C)
Min.
A
Min.
300
± 5
Electrical characteristics
= -40 to 85°C, unless
± 0.01
V
A
Typ.
CC
Typ.
= -40 to 85°C, unless
1.1
1.5
1.5
1.8
0.3
Typ.
5
A
0.3
-0.1
1
± 5.4
Typ.
= -40 to 85°C,
10M
Max.
0.8
± 1
Max.
Max.
2.4
2.4
0.4
25
1
2
Max.
7
± 60
Unit
Unit
Unit
µA
mA
mA
V
V
Unit
kΩ
mA
V
V
V
V
V
V
5/19
V
Ω