High-Performance Signal Isolation with the ADM3058EBRIZ CAN Bus Transceiver

Release date:2025-08-27 Number of clicks:115

**High-Performance Signal Isolation with the ADM3058EBRIZ CAN Bus Transceiver**

In the demanding environments of industrial automation, automotive systems, and heavy machinery, robust and reliable communication is non-negotiable. The **Controller Area Network (CAN) bus** is the backbone of this communication, but it is often exposed to harsh electrical noise, ground potential differences, and voltage transients that can disrupt data integrity and damage sensitive circuitry. Addressing these challenges head-on, the **ADM3058EBRIZ from Analog Devices** emerges as a premier solution, integrating a **high-performance signal isolation** barrier with a complete CAN transceiver in a single package.

The core strength of the ADM3058EBRIZ lies in its **integrated isolation**. Unlike discrete solutions that require separate isolation ICs and transceivers, this device combines Analog Devices' renowned **iCoupler® technology** with a CAN physical layer. This integration provides a critical **5 kV RMS isolation rating** between the logic-side interface and the noisy bus-side connections. This barrier effectively blocks high-voltage transients and breaks ground loops, ensuring data is transmitted accurately while protecting the host microcontroller from damaging voltages.

Beyond isolation, the ADM3058EBRIZ is engineered for **robust data integrity**. It is fully compliant with the **ISO 11898-2 standard**, supporting data rates up to 1 Mbps. Its differential signaling offers excellent noise immunity, making it ideal for electrically noisy environments found in factory floors or automotive applications. Features such as **limiting slew rates** help minimize Electromagnetic Interference (EMI), while its **high common-mode rejection ratio (CMRR)** ensures stable operation even in the presence of significant ground potential differences between network nodes.

The device also incorporates critical protection features to enhance system longevity. It offers **bus fault protection** up to ±36 V, safeguarding the transceiver against accidental short circuits to power or ground rails. Furthermore, its **thermal shutdown circuitry** prevents damage from excessive power dissipation, making it a resilient choice for mission-critical systems where downtime is not an option.

Ease of implementation is another significant advantage. The ADM3058EBRIZ operates from a single 5 V supply and is available in a compact 20-lead SOIC_W package with wide creepage and clearance distances, simplifying board design and helping engineers meet safety agency requirements.

**ICGOODFIND**: The ADM3058EBRIZ stands out as a superior, fully-integrated solution for isolated CAN communication. By merging a high-performance transceiver with best-in-class signal isolation in a single chip, it significantly enhances system reliability, reduces design complexity, and protects against the harsh realities of industrial and automotive environments.

**Keywords**: Signal Isolation, CAN Bus Transceiver, iCoupler Technology, ISO 11898-2, Robust Data Integrity

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