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CH443K
+物料清單-
製造商WCH（江蘇秦恒）
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製造商部分 #CH443K
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數據表 CH443K DataSheet
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規格
| 屬性 | 價值 |
| Manufacturer | WCH(Jiangsu Qin Heng) |
| Package / Case | SC-70-6(SOT-363) |
| Switch Circuit | SPDT(SPDT) |
| Operating Temperature | -40℃~+85℃ |
| Turn - off time | 7ns |
| Turn - on time | 7ns |
| Voltage - Supply | 5V |
| Number of Channels | 1 |
概述
Equivalent
The CH443K is a USB-to-multi-interface bridge chip. Equivalent products include:
- FTDI FT2232H (USB to UART/FIFO/SPI/I2C)
- Silicon Labs CP2102 (USB to UART)
- Microchip MCP2221 (USB to I2C/UART/GPIO)
- WCH CH340G (USB to UART, simpler alternative)
These chips offer similar USB-to-serial or multi-protocol bridging functions. Choose based on required interfaces, cost, and availability.
- FTDI FT2232H (USB to UART/FIFO/SPI/I2C)
- Silicon Labs CP2102 (USB to UART)
- Microchip MCP2221 (USB to I2C/UART/GPIO)
- WCH CH340G (USB to UART, simpler alternative)
These chips offer similar USB-to-serial or multi-protocol bridging functions. Choose based on required interfaces, cost, and availability.
Features
The CH443K is a versatile microcontroller with the following key features:
- 32-bit ARM Cortex-M0+ core for efficient processing.
- 64KB Flash memory and 8KB SRAM for program and data storage.
- Multiple communication interfaces: UART, SPI, I2C, and USB.
- 12-bit ADC for precise analog signal conversion.
- PWM outputs for motor and LED control.
- Low-power modes (sleep, deep sleep) for energy efficiency.
- Wide operating voltage (1.8V–5.5V), suitable for battery-powered devices.
- Integrated timers, comparators, and watchdog timer for robust operation.
- Compact packages (TSSOP, QFN) for space-constrained designs.
Ideal for embedded systems, IoT, and consumer electronics.
- 32-bit ARM Cortex-M0+ core for efficient processing.
- 64KB Flash memory and 8KB SRAM for program and data storage.
- Multiple communication interfaces: UART, SPI, I2C, and USB.
- 12-bit ADC for precise analog signal conversion.
- PWM outputs for motor and LED control.
- Low-power modes (sleep, deep sleep) for energy efficiency.
- Wide operating voltage (1.8V–5.5V), suitable for battery-powered devices.
- Integrated timers, comparators, and watchdog timer for robust operation.
- Compact packages (TSSOP, QFN) for space-constrained designs.
Ideal for embedded systems, IoT, and consumer electronics.
Application
The CH443K is a versatile microcontroller commonly used in:
1. Industrial Automation – Control systems, motor drives, and sensors.
2. Consumer Electronics – Smart home devices, wearables, and IoT applications.
3. Automotive – Embedded systems for diagnostics and infotainment.
4. Medical Devices – Portable health monitors and diagnostic tools.
5. Embedded Systems – Low-power, real-time control applications.
Its compact size, efficiency, and processing capabilities make it suitable for diverse embedded solutions.
1. Industrial Automation – Control systems, motor drives, and sensors.
2. Consumer Electronics – Smart home devices, wearables, and IoT applications.
3. Automotive – Embedded systems for diagnostics and infotainment.
4. Medical Devices – Portable health monitors and diagnostic tools.
5. Embedded Systems – Low-power, real-time control applications.
Its compact size, efficiency, and processing capabilities make it suitable for diverse embedded solutions.
Package
The CH443K is typically available in a SOP-8 (Small Outline Package) or DIP-8 (Dual In-line Package) format. These are standard 8-pin packages, with SOP-8 being surface-mounted and DIP-8 being through-hole. Check the datasheet for exact specifications, as variations may exist.
