STMicroelectronics ST485ER
The ST485E is designed for bi-directional data communications on multipoint bus transmission line (half-duplex applciations).DESCRIPTION
The ST485E is al low power transceiver for RS485 and RS-422 communication. Each driver output and receiver input is protected against ±15KV electrostatic discharge (H.B.M.) ±8KV (IEC-1000-4-2 contact discharge) shocks, without Order code Part number ST485ERBN ST485ERBDR October 2006 Temperature range -40 to 85 °C -40 to 85 °C Package DIP-8 SO-8 (Tape & reel) Rev 5 Packaging 50parts per tube / 40tube per box 2500 parts per reel 1/19 19 Contents ST485ER Contents 1 Pin settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 3 4 Truth tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .