CH340C – USB TO SERIAL CHIP

The CH340C is a highly integrated USB to serial converter IC designed to provide a simple and reliable way to convert USB signals to serial UART signals. With its SOP-16 package, this IC is ideal for applications where space is a constraint, such as embedded systems, IoT devices, and various USB-to-serial communication tasks. The CH340C supports full-speed USB communication, making it a popular choice for connecting microcontrollers, sensors, and other devices to a computer or other USB-enabled host devices.

Key Features of CH340C USB to Serial Converter IC:

• • USB to Serial Conversion: Efficiently converts USB signals to UART serial data, providing reliable communication between USB hosts and serial devices.
  • Built-in Crystal Oscillator: Integrates a crystal oscillator for stable operation without the need for an external crystal, simplifying the design.
  • Full-Speed USB: Supports USB 2.0 full-speed mode at 12 Mbps, ensuring fast and efficient data transfer.
  • Wide Operating Voltage: Operates within a voltage range of 3.3V to 5V, making it compatible with a variety of power supplies.
  • Driver Support: Compatible with multiple operating systems including Windows, Linux, and MacOS, with readily available drivers.
  • Low Power Consumption: Consumes minimal power, making it suitable for battery-powered and low-energy applications.

Technical Specifications of CH340C USB to Serial Converter IC:

• • Model: CH340C
  • Function: USB to UART (Serial) Converter
  • Operating Voltage: 3.3V to 5V
  • USB Version: USB 2.0 Full-Speed (12 Mbps)
  • UART Baud Rate: Up to 3 Mbps
  • Interface: USB and UART (TXD, RXD)
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP-16

Mechanical Specifications of CH340C USB to Serial Converter IC:

• • Package Type: SOP-16
  • Pin Configuration: 16 pins with designated functions including USB D+, USB D-, TXD, RXD, VCC, GND, and others for easy integration.
  • Dimensions: Standard SOP-16 package size with a compact footprint for space-constrained designs.

Schematic Diagram, Connection, Wiring, and Pinout of CH340C USB to Serial Converter IC:

• • Pinout: Key pins include USB D+ (pin 2), USB D- (pin 3), TXD (pin 7), RXD (pin 8), VCC (pin 15), and GND (pin 16). The built-in crystal oscillator simplifies the design.
  • Typical Connection: Connect USB D+ and D- to the USB data lines, VCC and GND to the power supply, and TXD/RXD to the corresponding UART pins on the target device.

Applications of CH340C USB to Serial Converter IC:

• • Microcontroller Programming: Commonly used in development boards to facilitate serial communication and programming via USB.
  • Data Logging: Ideal for interfacing sensors and data acquisition systems with USB for data logging purposes.
  • Embedded Systems: Widely used in embedded applications requiring USB-to-UART connectivity.
  • Industrial Automation: Used in industrial control systems for serial communication between devices and PCs.

Equivalent of CH340C USB to Serial Converter IC:

• • FT232R: A popular USB to serial converter with similar functionality and higher performance.
  • CP2102: Another USB to UART bridge IC, offering similar features in different packaging options.

Keywords for CH340C USB to Serial Converter IC:

• • CH340C
  • USB to Serial Converter
  • USB to UART Bridge
  • SOP-16 Serial Converter
  • USB to TTL IC

Package Includes:

• • 1 x CH340C USB to Serial Converter IC (SOP-16)