MAX3223 - +3V to +5.5V RS-232 Transceivers
MAX3223 Features
* Integrated Charge Pump Circuitry Simplifies Power Requirements
* Eliminates the Need for a ±12 Supply
* Operation From a Single +3.3V or +5V Supply
* 1µA Supply Current in Shutdown Mode Saves Power
* AutoShutdown Feature is Enabled After No Activity on