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LTC2872 - RS232/RS485 Dual Multiprotocol Transceiver

General Description

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.

Key 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 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.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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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 1.7V to 5.