Overview
The ISL83076EIBZA is a high-performance, low-power RS-485/RS-422 transceiver from Renesas Electronics (formerly Intersil), designed for industrial communication networks and multi-node data transmission environments. This device supports half-duplex communication mode, possesses excellent anti-interference capabilities and stable signal integrity, and is suitable for reliable data exchange in complex electromagnetic environments.
The ISL83076EIBZA integrates a fail-safe receiver, ESD protection, and a low-power standby mode, effectively reducing system power consumption while ensuring communication stability. Its wide operating voltage range and industrial-grade temperature characteristics make it an ideal interface solution for industrial automation, remote communication, and embedded systems.
Core parameters
| Parameter | Value |
| Product Type | RS-485 / RS-422 transceivers |
| Communication mode | half-duplex |
| Data rate | Up to 250 kbps |
| Receiver type | Fail-Safe |
| Node support | Maximum of 256 nodes (1/8 unit load) |
| Operating voltage | 4.5V to 5.5V |
| ESD protection | ±15kV (HBM) |
| Output type | difference |
| Low power mode | support |
| Encapsulation type | SOIC-8 |
| Operating temperature range | -40°C to +85°C |
| Environmental standards | RoHS compliant |
Features
High node capacity, suitable for large-scale network systems
The ISL83076EIBZA supports 1/8 unit load design and can connect up to 256 nodes on a single bus, making it suitable for industrial communication systems that require large-scale device interconnection, such as distributed control networks and fieldbus architectures.
Excellent anti-interference and stable communication capabilities
The device has strong immunity to electromagnetic interference (EMI) and adopts a differential signal transmission mechanism, which can maintain stable data communication even in long-distance wiring and high-noise environments, significantly reducing the bit error rate.
Built-in Fail-Safe mechanism improves system reliability.
When the bus is idle, disconnected, or short-circuited, the receiver can automatically output a defined logic level to avoid system erroneous triggering and improve the overall stability and security of communication.
Low power consumption design optimizes system energy efficiency
It supports low-power standby mode, making it suitable for industrial equipment and remote monitoring systems that operate for extended periods, helping to reduce overall system power consumption and extend equipment lifespan.
A comprehensive protection mechanism
It integrates ±15kV ESD protection, effectively resisting electrostatic discharge shocks, enhancing the reliability of the system in harsh environments, and reducing maintenance costs.
Typical application scenarios
Industrial Automation and Control Systems
PLC, distributed I/O modules and fieldbus communication.
Building automation system
HVAC control, lighting systems and security communication networks.
Energy and Power Management
Smart meters, data acquisition terminals, and energy monitoring systems.
Industrial communication networks
RS-485 multi-node communication and long-distance data transmission.
Embedded and remote devices
Sensor networks and remote data acquisition and control equipment.
Comparative Advantage Analysis
| Performance indicators | ISL83076EIBZA | Standard RS-485 transceiver |
| Node support capabilities | High (256 nodes) | Lower (32 nodes) |
| Power consumption | Low | medium |
| Fail-Safe Function | built-in | Partially unavailable |
| Anti-interference capability | powerful | generally |
| ESD protection | High (±15kV) | medium |
| Industrial applicability | excellent | Basic level |
The ISL83076EIBZA has significant advantages in multi-node scalability, low-power design, and system reliability, making it particularly suitable for large-scale industrial network deployments.
Manufacturer Profile: Renesas Electronics
Renesas Electronics is a leading global supplier of semiconductor solutions, specializing in embedded systems, industrial control, and communication interfaces. Its RS-485 transceivers are widely used in industrial and infrastructure markets due to their high stability, low power consumption, and long-term availability.
Why choose ISL83076EIBZA?
● Supports RS-485 networks with up to 256 nodes
● Built-in Fail-Safe receiver enhances communication reliability
● Low-power design suitable for long-term operation
● Strong anti-interference capability adapts to complex industrial environments
● ±15kV ESD protection improves system stability
● Industrial-grade temperature range ensures long-term reliable operation
Frequently Asked Questions (FAQ)
Q1: Is the ISL83076EIBZA suitable for multi-node communication systems?
Yes. This device features a 1/8 unit load design and supports up to 256 node connections, making it ideal for large-scale distributed industrial networks and remote data acquisition systems.
Q2: How does this device perform in high-interference environments?
The ISL83076EIBZA has excellent electromagnetic interference immunity and integrates a fail-safe receiving mechanism and high-level ESD protection, maintaining stable and reliable communication performance even in high-noise or long-distance cabling environments.
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