EXAR XR3072XID-F 250kbps 线路收发器, RS-422，RS-485接口, 差分接收器信号, 3.3 V单电源, 8引脚 SOIC封装

Exar XR3070-78X Series RS-485/RS-422 Transceivers

The XR3070-78X range from Exar is a family of low power RS-485/RS-422 transceivers. These high performance devices are ideal for noisy industrial environments and offer increased tolerance against system faults.
Suitable applications for the XR3070-78X series RS-485/RS-422 transceivers include; motor control, security systems, process automations and remote utility meter reading.

Features of the XR3070-78X RS-485/RS-422 transceivers:
Low power 18V tolerant
10% higher Signal-to-Noise Ratio (SNR)
±18 V fault tolerance
ESD protection
3.0 V to 3.6 V operation