Name: MAX3485 TTL to RS485 Converter Module
Brand: Generic
SKU: SR-11012
Availability: InStock

MAX3485 TTL to RS485 Converter Module is a high-speed, low-power transceiver module designed for serial communication between TTL and RS485 devices. It enables long-distance, robust, and noise-resistant data transmission with differential signaling.

Key Features of MAX3485 Module:

- TTL to RS485 Conversion: Facilitates communication between microcontrollers and RS485 networks.
- Half-Duplex Communication: Supports bidirectional data transfer.
- Low Power Consumption: Operates with minimal power usage.
- High-Speed Data Transmission: Up to 12Mbps data rate.
- 3.3V and 5V Compatibility: Works with most microcontrollers and embedded systems.
- ESD Protection: Enhanced protection against electrostatic discharge.

Technical Specifications of MAX3485 Module:

- Operating Voltage: 3.3V – 5V
- Data Rate: Up to 12Mbps
- Communication Type: Half-duplex
- Power Consumption: Low-power operation
- Operating Temperature: -40°C to 85°C
- Package: Module with screw terminals and header pins

Schematic Diagram and Pinout of MAX3485 Module:

- Pinout:
  - VCC: Power input (3.3V or 5V).
  - GND: Ground connection.
  - RO (Receiver Output): TTL serial output.
  - DI (Driver Input): TTL serial input.
  - DE (Driver Enable): Controls RS485 transmission mode.
  - RE (Receiver Enable): Enables/disables receiving.
  - A & B: Differential RS485 signal lines.
- Schematic Diagram: Uses differential signaling to ensure robust communication over long distances.

Applications of MAX3485 Module:

- Industrial Automation: Reliable communication in noisy environments.
- Long-Distance Communication: RS485 networks up to 1200 meters.
- Microcontroller Interfaces: Used with Arduino, ESP8266, STM32, Raspberry Pi, etc.
- Security Systems: Implemented in CCTV and access control systems.
- Building Automation: Used in HVAC, fire alarms, and smart metering.