Datasheet Summary
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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 1.7V to 5.5V Logic Interface Supports Up to 256 RS485 Nodes RS485 Receiver Full Failsafe Eliminates UART Lockup Available in 38-Pin 5mm × 7mm QFN Package Flexible RS232/RS485/RS422 Interface Software Selectable Multiprotocol Interface Ports Point-of-Sale Terminals Cable Repeaters Protocol Translators PROFIBUS-DP Networks
LTC2872 RS232/RS485 Dual Multiprotocol Transceiver with...