**ADM2867EBRNZ-RL7: A Robust 7 kV rms Isolated RS-485/RS-422 Transceiver for Industrial Systems**

In the demanding environment of industrial automation, process control, and building management systems, reliable data communication over long distances is paramount. Harsh electrical noise, significant ground potential differences, and high-voltage transients are common challenges that can disrupt data integrity and damage sensitive equipment. The **ADM2867EBRNZ-RL7** from Analog Devices stands as a critical solution, engineered specifically to provide robust, high-performance, and isolated serial communication in these challenging settings.

This transceiver integrates a fully isolated RS-485/RS-422 interface, with its most defining feature being its **superior 7 kV rms (UL-recognized) isolation rating**. This high level of isolation creates a formidable barrier between the sensitive logic-side controller (such as a microcontroller or FPGA) and the noisy, high-voltage field-side communication bus. It effectively blocks ground loops and protects system components from destructive voltage spikes and surges commonly encountered in industrial environments, thereby significantly enhancing system reliability and longevity.

Beyond its exceptional isolation, the ADM2867EBRNZ-RL7 is a fully integrated device, incorporating both the transceiver and the isolation components into a single package. This **high level of integration simplifies system design**, reduces board space, and alleviates the engineering burden associated with designing discrete isolation solutions. It supports data rates up to 25 Mbps, making it suitable for applications requiring both high speed and high noise immunity.

The device also features enhanced ESD protection of ±15 kV (IEC 61000-4-2, Contact Discharge) on its bus pins, safeguarding it against electrostatic discharges during handling and operation. With **robust protocol-agnostic performance**, it is compatible with both RS-485 and RS-422 standards, offering flexibility for multi-point and point-to-point network topologies. Its wide supply voltage range and low power consumption make it an efficient choice for a broad spectrum of industrial applications, from factory floor networks to motor drive systems and programmable logic controllers (PLCs).

**ICGOODFIND**: The ADM2867EBRNZ-RL7 is an exemplary integrated solution that addresses the core challenges of industrial communication. Its combination of **high 7 kV rms isolation**, high data rate, robust ESD protection, and compact form factor makes it an indispensable component for designing reliable and noise-immune data transmission systems in harsh electrical environments.

**Keywords**: Isolated Transceiver, RS-485/RS-422, 7 kV rms Isolation, Industrial Communication, Robust ESD Protection.