The MAX485 TTL to RS485 Converter Module with Protection is a compact and efficient solution for enabling reliable serial communication between TTL-level devices (like microcontrollers) and RS-485 networks. It is particularly suited for applications requiring long-distance, noise-resistant, and multi-device communication, such as industrial automation, sensor networks, and embedded systems.

Features :

• MAX485 Transceiver IC: Utilizes the MAX485 chip, known for its low power consumption and slew-rate limited transceiver, facilitating RS-485 communication.
• Voltage Compatibility: Operates on a 5V power supply, making it compatible with most 5V microcontrollers.
• Communication Speed: Supports data rates up to 2.5 Mbps, ensuring fast and reliable data transmission. 
• Multi-Device Support: Allows up to 32 devices on the same RS-485 bus, enabling complex network configurations. 
• Built-in Protection: Features current-limiting and thermal shutdown for driver overload protection, enhancing the module's durability.
• LED Indicators: Equipped with power and data transmission LEDs for easy status monitoring. 
• Compact Design: Measures approximately 44mm x 14mm, suitable for integration into various projects.

Specifications :

• Operating Voltage: 5V DC
• Communication Standard: RS-485
• Data Rate: Up to 2.5 Mbps
• Bus Support: Up to 32 transceivers
• Dimensions: Approximately 44mm x 14mm
• Interface: UART (TTL)
• Protection Features: Current-limiting and thermal shutdown

Applications :

• Industrial Automation: Facilitates communication between controllers and sensors over long distances.
• Building Management Systems: Enables integration of various subsystems like HVAC, lighting, and security.
• Embedded Systems: Ideal for microcontroller-based projects requiring robust serial communication.
• Sensor Networks: Supports reliable data transmission in distributed sensor arrays.