LTC2872 - RS232/RS485 Dual Multiprotocol Transceiver
The LTC®2872 is a robust pin-configurable transceiver that supports RS232, RS485, and RS422 standards while operating on a single 3V to 5.5V supply.
The LTC2872 can be configured as four RS232 single-ended transceivers or two RS485 differential transceivers, or combinations of both, on shared I/O l
LTC2872 Features
* n n n n n n n n n n n Four RS232 and Two RS485 Transceivers 3V to 5.5V Supply Voltage 20Mbps RS485 and 500kbps RS232 Automatic Selection of Integrated RS485 (120Ω) and RS232 (5kΩ) Termination Resistors Half-/Full-Duplex RS485 Switching Logic Loopback Mode High ESD: ±16kV on Line I/O