MXL1543B - Software-Selectable Clock/Data Transceivers
MXL1543B Features
* MXL1543B, MXL1544/MAX3175, and MXL1344A Chipset Is Pin Compatible with LTC1543, LTC1544, and LTC1344A
* Supports RS-232, RS-449, EIA-530, EIA-530A, V.35, V.36, and X.21
* Software-Selectable Cable Termination Using the MXL1344A
* Complete DTE or DCE Port with MXL154