MAX3232 RS232 to TTL Serial Converter Module – Female DB9 Connector for Arduino & Industrial PC in Pakistan

Overview

The MAX3232 RS232 to TTL Serial Module is a high-speed level shifter that allows a microcontroller (like Arduino, Raspberry Pi, or STM32) to communicate with a standard RS232 serial port on a computer or industrial device. Unlike the older MAX232, this “3232” version is broader in compatibility—it works perfectly with both 3.3V and 5V systems, making it a must-have for modern IoT developers working with the ESP32.

Key Features 

• Dual Voltage Support: Works seamlessly with 3.3V (modern MCUs) and 5V (traditional Arduino) logic levels.

• Integrated DB9 Port: Comes with a pre-soldered Female DB9 connector for direct connection to serial cables.

• High Data Rates: Supports baud rates up to 250kbps, ensuring smooth data transmission for logs and commands.

• Compact & Reliable: Uses the industry-standard MAX3232 IC, known for its stability and low power consumption.

• Plug-and-Play: Requires only 4 pins ($VCC, GND, TX, RX$) to interface with your microcontroller.

Technical Specifications