The SN65HVD1794DR with RS-422/RS-485 Interface IC 70V Fault-Prot RS485 Xcvr is a multi-channel, high-speed, low-voltage, fault-tolerant transceiver manufactured by Texas Instruments. It is designed to provide reliable data communication in industrial applications utilizing the RS-422 and RS-485 protocols. It offers protection against up to 70 V of transient faults, eliminating the need for external protection components in many applications. The device combines advanced signal processing with integrated power control for superior noise immunity, making it ideal for harsh environments. Additionally, it features integrated receiver inputs with ±15 kV ESD protection for superior signal integrity, a low 0.04 µA sleep mode for improved power consumption, and hot-plugging capability for seamless system integration.