CH432T Dual UART chip

The CH432T DUAL UART is a versatile dual-channel USB-to-serial bridge chip designed for seamless connectivity between USB interfaces and traditional serial devices. Based on the WCH CH432T integrated circuit, this device is perfect for hobbyists, educators, and professionals who need reliable serial communication solutions for embedded systems, industrial equipment, or legacy device integration. Its compact SSOP-20 package and dual-channel capability make it an efficient choice for projects requiring multiple serial ports from a single USB connection.

Key Features:

• Dual UART Channels: Provides two independent serial communication ports from a single USB interface, maximising connectivity options.
• USB 2.0 Full-Speed Interface: Supports high-speed data transfer up to 12 Mbps for reliable communication.
• Compact SSOP-20 Package: Surface-mount package suitable for space-constrained designs and professional PCB integration.
• Plug-and-Play Operation: Compatible with standard operating systems with built-in driver support for ease of use.
• Wide Baud Rate Support: Accommodates various serial communication speeds, from 50 bps to 6 Mbps, covering both legacy and modern applications.
• Hardware Flow Control: Supports RTS/CTS and DTR/DSR handshaking for reliable data transmission.
• Independent UART Configuration: Each channel can be configured separately, allowing flexible multi-device communication.
• Part Number: WCH CH432T
• Supply Voltage: 3.3V or 5V operation, compatible with standard logic levels.
• Low Power Consumption: Optimised for battery-powered and energy-efficient applications.
• Integrated Clock Generation: Built-in crystal oscillator or external clock support.
• FIFO Buffers: Integrated transmit and receive buffers to minimise data loss during high-speed transfers.
• ESD Protection: Built-in electrostatic discharge protection for enhanced durability.
• Operating Temperature Range: Industrial-grade temperature tolerance for demanding environments.
• RoHS Compliant: Environmentally friendly manufacturing standards.

Applications

• Industrial Automation: Connect multiple serial devices such as sensors, controllers, and instrumentation to modern computers.
• Embedded System Development: Integrate dual serial communication into microcontroller-based projects and development boards.
• Legacy Equipment Interface: Bridge older RS-232 or TTL serial devices with contemporary USB-equipped systems.
• Data Acquisition Systems: Collect data from multiple serial sensors or modules simultaneously through a single USB port.
• Educational Projects: Teach serial communication protocols and USB interfacing in electronics and computer science courses.

Why Choose the CH432T DUAL UART? The CH432T DUAL UART offers exceptional value by combining two independent serial channels in a single compact chip, reducing complexity and board space in your designs. Its wide compatibility, robust feature set, and reliable performance make it an ideal solution for both professional applications and DIY projects requiring multiple serial connections. With comprehensive driver support and proven WCH technology, you can confidently integrate this chip into your next serial communication project.