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Part Name
Description
SP3221 View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
Manufacturer
SP3221
Intelligent +3.0V to +5.5V RS-232 Transceiver
Signal Processing Technologies
SP3221 Datasheet PDF : 18 Pages
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EN 1
C1+
2
V+ 3
C1- 4
C2+ 5
C2- 6
V-
7
R1IN
8
SP3221
16
SHUTDOWN
15 V
CC
14 GND
13 T1OUT
12 ONLINE
11 T1IN
10
STATUS
9 R1OUT
Figure 4. SP32221E Pinout Configuration
+
C5 0.1
µ
F
+
C1 0.1
µ
F
+
C2 0.1
µ
F
2
C1+
4
C1-
5 C2+
6
C2-
15
V
CC
V
CC
V+
3
SP3221
V-
7
+
C3 0.1
µ
F
C4 0.1
µ
F
+
TTL/CMOS
INPUTS
11
T1IN
T1OUT
13
RS-232
OUTPUTS
TTL/CMOS
OUTPUTS
V
CC
TO POWER
MANAGEMENT
UNIT
9
R1OUT
R1IN
8
5K
Ω
1
EN
12
ONLINE
16
SHUTDOWN
10 STATUS
GND
14
RS-232
INPUTS
Figure 5. SP3221E Typical Operating Circuit
Date: 7/21/04
SP3221E +3.0V to +5.5V RS-232 Transceiver
6
© Copyright 2004 Sipex Corporation
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