Description

The ST3485E is ±15 kV ESD protected, 3.3 V low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in half duplex configuration. The ST3485E transmits and receives at a guaranteed data rate of at least 12 Mbps.

Features

■ ESD protection

– ±15 kV human body model

– ±8 kV IEC 1000-4-2 contact discharge

■ Operate from a single 3.3 V supply - no charge pump required

■ Interoperable with 5 V logic

■ 1 µA low current shutdown mode max

■ Guaranteed 12 Mbps data rate

■ -7 to 12 V common mode input voltage range

■ Half duplex versions available

■ Industry standard 75176 pinout

■ Current limiting and thermal shutdown for driver overload protection

■ Guaranteed high receiver output state for floating inputs with no signal present

■ Allow up to 64 transceivers on the bus

ST3485ECN属于集成电路（IC） > 驱动器，接收器，收发器。意法半导体（ST）集团制造生产的ST3485ECN驱动器，接收器，收发器该系列产品的主要功能是提供必需的硬件资源，以通过延长电缆或印制线进行通信。确切的功能会因所采用的通信协议而异，可能包括诸如瞬态抑制之类的功能，这些功能对于通信用途可能并非绝对必要，但对于可能的使用环境却是明智之选。