DESCRIPTION
The ST3485E is ±15kV ESD protected, 3.3V low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in half duplex configuration. The ST3485E transmits and receives at a guaranteed data rate of at least 12Mbps.

■ ESD PROTECTION:
  ±15KV HUMAN BODY MODEL
  ±8KV IEC 1000-4-2 CONTACT DISCHARGE
■ OPERATE FROM A SINGLE 3.3V SUPPLY - NO CHARGE PUMP REQUIRED
■ INTEROPERABLE WITH 5V LOGIC
■ 1µA LOW CURRENT SHUTDOWN MODE MAX
■ GUARANTEED 12 Mbps DATA RATE
■ -7 TO 12 COMMON MODE INPUT VOLTAGE RANGE
■ HALF DUPLEX VERSIONS AVAILABLE
■ INDUSTRY STANDARD 75176 PINOUT
■ CURRENT LIMITING AND THERMAL SHUTDOWN FOR DRIVER OVERLOAD PROTECTION
■ GUARANTEED HIGH RECEIVER OUTPUT STATE FOR FLOATING INPUTS WITH NO SIGNAL PRESENT
■ ALLOW UP TO 64 TRANSCEIVERS ON THE BUS