Premium RS232 to TTL Serial Converter with MAX3232 Chip – 3.3V/5V Compatible

$0.33

SKU: FA2045 Category:

Description

Product Description
The Premium RS232 to TTL Serial Converter is an essential bridge for connecting legacy industrial hardware to modern microcontrollers and embedded systems. Built around the high-performance MAX3232 Integrated Circuit, this module facilitates seamless two-way communication between the high-voltage RS232 standard (found on PCs and industrial equipment) and the low-voltage TTL logic used by Arduino, Raspberry Pi, and STM32.
Unlike older converters, this module features a wide operating voltage range, making it natively compatible with both 3.3V and 5V systems without the need for external level shifters. Its compact design includes a high-quality female DB9 connector and a standard 4-pin header (VCC, GND, TX, RX), providing a robust, noise-resistant link for firmware flashing, industrial debugging, and long-term serial data logging.
Key Features
  • Genuine MAX3232 Architecture: Ensures stable, high-speed data transmission with superior electromagnetic interference (EMI) resistance compared to generic clones.
  • True 3.3V/5V Versatility: Automatically adapts to the logic level of your connected microcontroller, preventing accidental overvoltage damage.
  • High-Speed Data Rates: Supports reliable communication at speeds up to 250kbps, suitable for complex data streams and rapid firmware updates.
  • Industrial DB9 Connector: Features a high-durability female RS232 port with secure screw-locking compatibility for permanent installations.
  • Low Power Consumption: Optimized for energy efficiency, making it suitable for battery-powered diagnostic tools and field equipment.
  • Compact Form Factor: Small enough to be integrated into custom enclosures or used directly on a breadboard during the prototyping phase.

Additional information

Control Chip

MAX3232 (True RS232 Transceiver)

Operating Voltage

3.0V to 5.5V DC

Logic Level (TTL)

3.3V / 5V Compatible

Interface 1

DB9 Female (RS232 Standard)

Interface 2

4-Pin Header (VCC, GND, TXD, RXD)

Max Data Rate

250 kbps

Operating Temp

-40°C to +85°C (Industrial Grade)

ESD Protection

Integrated ±15kV HBM Protection

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