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| SP231A Datasheet, PDF (7/8 Pages) Sipex Corporation – Enhanced RS-232 Line Drivers/Receivers | |||
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+5V INPUT
10
µF
6.3V
+
2
0.1µ F +
C 1+
6.3V
4 C 1-
5
0.1µ F +
C 2+
16V
6 C 2-
17
V CC
+5V to +10V
Voltage Doubler
+10V to -10V
Voltage Inverter
T1 IN
12
T2 IN
11
400k â¦
T1
400k â¦
T2
0.1 µF
16V
V+ 3 +
*
V- 7
+
0.1 µF
16V
15
T 1OUT
8
T 2OUT
R1OUT
13
R2OUT
10
R1
14
R 1IN
5k â¦
R2
9
R 2IN
5k â¦
SP310A
18
ON/OFF
GND 16
*The negative terminal of the V+ storage capacitor can be tied
to either VCC or GND. Connecting the capacitor to VCC (+5V)
is recommended.
Figure 5. Typical Circuits using the SP310A and SP312A
+5V INPUT
10
µF
6.3V
+
2
0.1µ F +
C 1+
6.3V
4 C 1-
5
0.1µ F +
C 2+
16V
6 C 2-
17
V CC
+5V to +10V
Voltage Doubler
+10V to -10V
Voltage Inverter
T1 IN
12
400k â¦
T1
400k â¦
T2 IN
11
T2
0.1µ F
16V
V+ 3 +
*
V- 7
+ 0.1µ F
16V
15
T 1OUT
8
T 2OUT
R1OUT
13
R2OUT
10
EN
1
R1
14
R 1IN
5k â¦
R2
9
R 2IN
5k â¦
SP312A
18
SHUTDOWN
GND 16
*The negative terminal of the V+ storage capacitor can be tied
to either VCC or GND. Connecting the capacitor to VCC (+5V)
is recommended.
SP231ADS/01
SP231A Enhanced RS-232 Line Drivers/Receivers
7
© Copyright 2000 Sipex Corporation
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