SP3243EET-L Exar Corporation, SP3243EET-L Datasheet - Page 6

• Manufacturer Part Number: SP3243EET-L
• Description: IC TXRX RS232 INTELLIGNT 28WSOIC
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP3243EET-L

• Package / Case: 28-SOIC (0.300", 7.50mm Width)
• Number Of Drivers/receivers: 3/5
• Protocol: RS232
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Function: Transceiver
• Mounting Style: SMD/SMT
• Supply Current: 1 uA
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Logic Type: RS-232 Transceivers
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1016-1122-5

Date: 2/05/06
Table 1. Device Pin Description
SHUTDOWN Apply logic LOW to shut down drivers and charge pump.
STATUS
ONLINE
R
R
R
R
R
R
T
T
T
GND
NAME
R
R
R
R
R
T
T
T
C1+
C2+
1
2
3
1
2
2
3
4
5
C1-
C2-
V
NC
EN
V+
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
V-
1
2
3
4
5
1
2
3
CC
IN
IN
IN
IN
IN
IN
IN
IN
Receiver Enable. Apply logic LOW for normal operation.
Apply logic HIGH to disable the receiver outputs (high-Z state).
Positive terminal of the voltage doubler charge-pump capacitor.
Regulated +5.5V output generated by the charge pump.
Negative terminal of the voltage doubler charge-pump capacitor.
Positive terminal of the inverting charge-pump capacitor.
Negative terminal of the inverting charge-pump capacitor.
Regulated -5.5V output generated by the charge pump.
RS-232 receiver input.
RS-232 receiver input.
RS-232 receiver input.
RS-232 receiver input.
RS-232 receiver input.
TTL/CMOS receiver output.
TTL/CMOS receiver output.
Non-inverting receiver-2 output, active in shutdown.
TTL/CMOS receiver output.
TTL/CMOS receiver output.
TTL/CMOS receiver output.
TTL/CMOS Output indicating online and shutdown status.
TTL/CMOS driver input.
TTL/CMOS driver input.
TTL/CMOS driver input.
Apply logic HIGH to override Auto-Online circuitry keeping
drivers active (SHUTDOWN must also be logic HIGH,
refer to Table 2).
RS-232 driver output.
RS-232 driver output.
RS-232 driver output.
Ground.
+3.0V to +5.5V supply voltage.
This overrides all AUTO ON-LINE
(refer to Table 2).
No Connection
SP3243 +3.0V to +5.5V RS-232 Transceivers
FUNCTION
®
circuitry and ONLINE
6
© Copyright 2006 Sipex Corporation
SP3243EU
PIN NUMBER
28
27
24
19
18
20
17
16
15
21
14
13
12
23
10
11
25
26
22
1
2
3
4
5
6
7
8
9
-
-
1,24,27,30
SP3243EUCR
MLPQ
28
26
22
29
31
32
17
16
18
15
14
13
19
12
11
10
21
23
25
20
2
3
4
5
6
7
8
9
-