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LMS202IM Datasheet(PDF) 1 Page - National Semiconductor (TI) |
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LMS202IM Datasheet(HTML) 1 Page - National Semiconductor (TI) |
1 / 5 page LMS202 5V Single Supply TIA/EIA-232 Dual Transceivers General Description The LMS202 features two transmitters and two receivers for RS-232 communication. It has a DC-to-DC converter that permits the device to operate with only a single +5V power supply. The on-chip DC-to-DC converter which utilizes four external 0.1µF capacitors to generate dual internal power supplies for RS-232 compatible output levels. The device meet EIA/TIA-232E and CCITT V.28 specifica- tions up to 230kbits/sec. The LMS202 is available in a 16 pin narrow and Wide SOIC package. Features n Single +5V power supply n 230 kbps data rate n On-board DC-to-DC converter n 0.1µF charge pump capacitors n Drop-in replacement to Maxim’s MAX202 Applications n POS equipment (Bar code reader) n Hand-held equipment n General purpose RS-232 communication Connection Diagram and Typical Circuit 20062901 March 2003 © 2003 National Semiconductor Corporation DS200629 www.national.com |
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