MAX232 RS232 to TTL Serial Converter Module (DB9)

MAX232 RS232 to TTL Serial Converter Module

A compact RS232 to TTL serial level converter module based on the MAX232 IC, featuring a 9-pin DB9 female connector. Perfect for interfacing microcontrollers, Arduino, and embedded systems with RS232 serial devices such as computers, PLCs, and industrial equipment.

Key Features

• Based on MAX232 IC for reliable RS232 ↔ TTL conversion
• DB9 Female (9-pin) RS232 connector onboard
• TX, RX, VCC, GND pin header for easy MCU connection
• Wide supply voltage: 3.3V / 5V compatible
• Compact PCB design for easy integration
• Onboard decoupling capacitors for stable operation

Specifications

• IC: MAX232 / MAX232E
• Connector: DB9 Female (RS232)
• Logic Level: TTL (3.3V / 5V)
• Interface Pins: TX, RX, VCC, GND
• PCB Color: Blue

Applications

• Arduino / microcontroller to PC serial communication
• PLC and industrial RS232 device interfacing
• GPS module and modem communication
• Embedded systems serial debugging