SN75LBC784 Description
The SN75LBC784 provides an upgrade to the RS-232 serial interface and can be backwards-patible with existing serial ports while offering the higher performance required by new faster peripherals, such as v.34 (v.fast) modems. The RS-232 standard, and subsequent revisions, only supports data rates up to 20 kbps over about 15 meters of cable. For RS-423-B the data rate is increased to 120 kbps and transmission...