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SP332

EXAR
Part Number SP332
Manufacturer EXAR
Description RS-232/RS-485 Multi-mode SerialTransceiver
Published Nov 22, 2016
Detailed Description SP332 RS-232/RS-485 Multi-mode SerialTransceiver • +5V Only Single Supply Operation • Software Programmable RS-232 or...
Datasheet PDF File SP332 PDF File

SP332
SP332

Overview
SP332 RS-232/RS-485 Multi-mode SerialTransceiver • +5V Only Single Supply Operation • Software Programmable RS-232 or RS-485 Selection • 4 Drivers, 4 Receivers RS-232 • 2 Drivers, 2 Receivers RS-485 • Loop back function for Self Test • 28-pin WSOIC package TI4 SEL_B TX4 TX3 VCC TX1 TX2 GND C1+ V+ C2+ C1– C2– V– 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SP332 28 TI3 27 TI2 26 TI1 25 SD 24 SEL_A 23 LB 22 RX4 21 RX3 20 RX2 19 RX1 18 RI4 17 RI3 16 RI2 15 RI1 DESCRIPTION The SP332 is a monolithic device that contains both RS-232 and RS-485 line drivers and receivers.
The configuration of the SP332 can be changed at any time by changing the logic state of two control pins.
The device also includes a loop back function which internally connects driver outputs to receiver inputs for a chip self test.
An Exar-patended charge pump allows +5V-only operation.
TYPICAL APPLICATIONS CIRCUIT 0.
1µF 0.
1µF 0V 0V TTL/CMOS TTL/CMOS TTL/CMOS TTL/CMOS RS-232 Mode +5V 9 C1+ 5 VCC SP...


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