描述 Description

The RAA788150 5V full-duplex powered RS-485/422 transceiver features high output drive and high EFT and ESD protection. The device is immune to ±5kV IEC 61000-4-4 EFT transients and can withstand up to ±16.5kV IEC 61000-4-2 ESD strikes without latch-up.

The RAA78815x family includes half and full-duplex transceivers with active-high driver-enable pins and active-low receiver-enable pins. These transceivers support data rates of 115kbps, 1Mbps and 20Mbps with a performance that is characterized from -40?°C to +85?°C.

特性 Features

? High VOD: 3.1V (Typ) into RD = 54Ω
? ±5kV EFT immunity of bus I/O pins
? ±10kV ESD protection on bus I/O pins
? Supported data rates: 115kbps
? Full fail-safe outputs for open or shorted inputs
? Hot plug capability
? 1/8 unit load
? Allows for up to 512 transceivers on the bus
? Low supply current (driver disabled): 550μA
? Ultra-low shutdown current: 70nA

應(yīng)用 Application

? Industrial networks in factory automation
? Building automation: lighting, elevators, HVAC
? Industrial process control networks
? Security camera networks
? Networks with star topology
? Long-haul networks in coal mines and oil rigs
? High node-count networks
? Automated utility e-meter reading systems