MAX3243 transceivers equivalent, +3v to +5.5v rs-232 transceivers.
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* Integrated Charge Pump Circuitry Simplifies Power Requirements
* Eliminates the Need for a ±12 Supply
* Operation From a Single +3.3V or +5V Supply
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* Battery-Powered Equipment
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* Hand-Held Equipment
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* Peripherals
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* Portable Diagnosti.
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