Maxim Integrated MAX3221CUE+T Line Transceiver, 16-Pin TSSOP

Integrated Charge Pump Circuitry Simplifies Power Requirements
Eliminates the Need for a ±12V 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 Receiver Inputs for 30μs
Software Control Option for Shutdown
Applications
Battery-Powered Equipment
Hand-Held Equipment
Peripherals
Portable Diagnostics Equipment