RAA788150数据手册Renesas中文资料规格书

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

应用 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