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SP3243B Datasheet(PDF) 15 Page - Sipex Corporation

Part # SP3243B
Description  Intelligent 3.0V to 5.5V RS-232 Transceivers
PDF  24 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP3243B Datasheet(HTML) 15 Page - Sipex Corporation

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15
Rev. 6/30/03
SP3223B/3243B +3.0V to +5.5V RS-232 Transceivers
© Copyright 2003 Sipex Corporation
Figure 26. SP3243B Driver Output Voltages vs. Load
Current per Transmitter
Figure 27. Circuit for the connectivity of the SP3243B with a DB-9 connector
6
4
2
0
-2
-4
-6
Load Current Per Transmitter [mA]
Vout+
Vout-
6
7
8
9
1
2
3
4
5
DB-9
Connector
6. DCE Ready
7. Request to Send
8. Clear to Send
9. Ring Indicator
DB-9 Connector Pins:
1. Received Line Signal Detector
2. Received Data
3. Transmitted Data
4. Data Terminal Ready
5. Signal Ground (Common)
SP3243B
28
24
2
1
27
3
26
5kΩ
5kΩ
5kΩ
5kΩ
5kΩ
GND
C1+
C1-
C2+
C2-
V+
V-
VCC
14
13
12
20
19
18
17
16
15
0.1µF
0.1µF
0.1µF
+
C2
C5
C1
+
+
C3
C4
+
+
0.1µF
0.1µF
9
10
11
4
5
6
7
8
To µP Supervisor
Circuit
23
22
21
VCC
VCC
25
T
1IN
R
1OUT
R
1IN
T
2OUT
R
2OUT
T
2IN
T
3IN
T
3OUT
T
1OUT
R
2IN
R
3IN
R
4IN
R
5IN
R
2OUT
R
3OUT
R
4OUT
R
5OUT
ONLINE
SHUTDOWN
STATUS



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