MAX3109 - Dual Serial UART
MAX3109 Features
* Bridges an SPI/MICROWIRE or I2C Microprocessor Bus to an Asynchronous Interface Such as RS-485, RS-232, or IrDASM
* SIR- and MIR-Compliant IrDA Encoder/Decoder
* Line Noise Indication Ensures Data Link Integrity
* Deep, 128-Word Buffer and Automated Control Feat