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Part Name
Description
SP3203EEY-L/TR View Datasheet(PDF) - Exar Corporation
Part Name
Description
Manufacturer
SP3203EEY-L/TR
3V RS-232 Serial Transceiver with Logic Selector and 15kV ESD Protection
Exar Corporation
SP3203EEY-L/TR Datasheet PDF : 16 Pages
First
Prev
11
12
13
14
15
16
+
C5 0.1µF
20 19
Shutdown V
CC
1
C1+
+
C1 0.1µF
3
C1-
12
V
L
V+
2
4
C2+
+
C2 0.1µF
5
C2-
7
T
1
IN
SP3203E
V-
6
T
1
OUT
17
8
T
2
IN
T
2
OUT
16
9
T
3
IN
T
3
OUT
15
+
C3 0.1µF
C4 0.1µF
+
11
R
1
OUT
10
R
2
OUT
R
1
IN
14
R
2
IN
13
DB-9
Connector
GND
18
6
7
8
9
1
2
3
4
5
DB-9 Connector Pins:
1. Received Line Signal Detector
2. Received Data
3. Transmitted Data
4. Data Terminal Ready
5. Signal Ground (Common)
6. DCE Ready
7. Request to Send
8. Clear to Send
9. Ring Indicator
Figure 10. Circuit for the connectivity of the SP3203E with a DB-9 connector
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (510)668-7017 • www.exar.com
11
SP3203E_100_120810
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