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SP3244EER1-L Datasheet(PDF) 2 Page - Sipex Corporation

Part # SP3244EER1-L
Description  3.0V to 5.5V RS-232 Transceivers with Auto On-Line짰 Plus
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP3244EER1-L Datasheet(HTML) 2 Page - Sipex Corporation

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Rev M 10/9/06
SP3244E-SP3245E, 3.0V to 5.5V RS-232 Transceivers with Auto On-Line® Plus
© Copyright 2006 Sipex Corporation
2
PIN ASSIGNMENTS
NAME
FUNCTION
PIN NUMBER
(T)SSOP
QFN
C2+
Positive terminal of the inverting charge pump capacitor.
1
29
C2-
Negative terminal of the inverting charge pump capacitor.
2
30
V-
Regulated -5.5V output generated by the charge pump.
3
31
R1IN
RS-232 receiver input.
4
1
R2IN
RS-232 receiver input.
5
2
R3IN
RS-232 receiver input.
6
3
R4IN
RS-232 receiver input.
7
4
R5IN
RS-232 receiver input.
8
5
T1OUT
RS-232 driver output.
9
6
T2OUT
RS-232 driver output.
10
7
T3OUT
RS-232 driver output.
11
8
T3IN
TTL/CMOS driver input.
12
10
T2IN
TTL/CMOS driver input.
13
11
T1IN
TTL/CMOS driver input.
14
12
R5OUT
TTL/CMOS receiver output.
15
13
R4OUT
TTL/CMOS receiver output.
16
14
R3OUT
TTL/CMOS receiver output.
17
15
R2OUT
TTL/CMOS receiver output.
18
17
R1OUT
TTL/CMOS receiver output.
19
18
R2OUT
Non-inverting receiver 2 output; active in shutdown.
20
19
STATUS
Status output.
21
20
SHUTDOWN
Forced SHUTDOWN input. Drive low to shut down drivers, receivers
and charge pump. Will override Auto On-line® Plus. Do not leave this
pin open.
22
21
ONLINE
Auto On-line® input. Active low enabled automatic power saving
feature. Equivalent to competitor's FORCEON pin. Do not leave this
pin open.
23
22
C1-
Negative terminal of the voltage doubler charge pump capacitor.
24
23
GND
Ground connection.
25
24
VCC
Device power supply pin (3.0V to 5.5V).
26
26
V+
Regulated +5.5V output generated by the charge pump.
27
27
C1+
Positive terminal of the voltage doubler charge pump capacitor.
28
28


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