SP3203 Sipex, SP3203 Datasheet - Page 11

• Manufacturer Part Number: SP3203
• Description: 3V RS-232 Serial Transceiver with Logic Selector
• Manufacturer: Sipex

Figure 17. Circuit for the connectivity of the SP3203 with a DB-9 connector
Rev. 6/25/03
C2
C1
C5
DB-9 Connector Pins:
1. Received Line Signal Detector
2. Received Data
3. Transmitted Data
4. Data Terminal Ready
5. Signal Ground (Common)
+
+
+
0.1µF
0.1µF
0.1µF
11
10
1
3
4
7
5
8
9
Shutdown
C1+
C1-
C2+
C2-
T
R
R
T
T
1
2
3
1
2
IN
IN
OUT
IN
OUT
20
SP3203
V
GND
CC
19
18
V
T
T
T
L
12
1
2
3
R
R
6. DCE Ready
7. Request to Send
8. Clear to Send
9. Ring Indicator
OUT
OUT
OUT
1
2
V+
V-
11
IN
IN
SP3203
16
14
15
13
2
6
17
C3
C4
+
+
0.1µF
0.1µF
8
9
6
7
Connector
DB-9
© Copyright 2003 Sipex Corporation
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