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

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SP3243EET-L

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

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SP3243EET-L
Manufacturer:
Exar
Quantity:
737
Part Number:
SP3243EET-L
Manufacturer:
Exar
Quantity:
7 474
Table 1. Device Pin Description
NAME
C1+
V+
C1-
C2+
C2-
V-
R
R
R
R
R
R
R
R
R
R
R
STATUS
T
T
T
ONLINE
T1
T2
T3
GND
V
SHUTDOWN
NC
1
2
3
1
2
3
4
5
1
2
2
3
4
5
CC
IN
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
FUNCTION
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 ON-LINE® circuitry
keeping drivers acive (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
Apply logic LOW to SHUTDOWN driver and charge pump.
This overrides all AUTO ON-LINE® circuitry and ONLINE
(Refer to table 2)
No Connection
6
SP3243E
28
27
24
19
18
20
17
16
15
21
14
13
12
23
10
25
26
22
11
1
2
3
4
5
6
7
8
9
-
PIN NUMBER
SP3243E_101_111009
SP3243EUCR
1,24,27,30
QFN
28
26
22
29
31
32
17
16
18
15
14
13
19
12
10
21
23
25
20
11
2
3
4
5
6
7
8
9

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