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CH552G

Name: CH552G
Rating: 4.7 (12 reviews)

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Mfr。パート #CH552G
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データシート CH552G DataSheet
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仕様

Manufacturer	WCH(Jiangsu Qin Heng)
Package	SOP-16
Voltage - Supply	3.3V~5V
CPU Core	51Series
Program Memory Type	FLASH
Program Storage Size	16KB
ADC (Bit)	8bit
PWM (Bit)	8bit
CPU Maximum Speed	24MHz

概要

Description

CH552G is a microcontroller from the CH552 series, designed by WCH (Nanjing QinHeng Electronics). It features a 32-bit ARM Cortex-M0 core, operating at speeds up to 48 MHz. The CH552G integrates a range of peripherals, including USB 2.0 full-speed functionality, GPIOs, timers, and ADC, making it suitable for a variety of embedded applications.
Key characteristics include:
- Memory: Typically includes flash memory (up to 32 KB) and RAM (up to 4 KB).
- Connectivity: Supports USB for easy integration in devices requiring communication with PCs or other USB hosts.
- Low Power Consumption: Designed for energy-efficient applications, suitable for battery-operated devices.
- Development Tools: Compatible with popular development environments, facilitating quick prototyping and development.
The CH552G is often used in consumer electronics, IoT devices, and industrial applications due to its flexibility and performance in compact designs.

Features

The CH552G is a cost-effective microcontroller from WCH, designed for low-power applications. Key features include:
1. Core: 32-bit RISC architecture with a maximum clock speed of 48 MHz.
2. Memory: 8 KB of SRAM and 64 KB of flash memory.
3. I/O Ports: 12 GPIO pins, configurable for various functions.
4. Peripherals: Integrated peripherals including UART, I2C, SPI, and PWM.
5. ADC: 10-bit Analog-to-Digital Converter with multiple channels.
6. USB: Full-speed USB 2.0 device interface for communication and programming.
7. Low Power Consumption: Features sleep and idle modes for energy efficiency.
8. Operating Voltage: 3.3V with a wide operating temperature range.
9. Development Support: Compatible with various development environments and tools.
This combination of features makes the CH552G suitable for embedded systems, IoT devices, and other compact applications.

Package

The CH552G microcontroller is available in a 20-pin SOP (Small Outline Package) and a 16-pin LQFP (Low-Profile Quad Flat Package). These packages facilitate easy integration into various electronic designs.

Pinout

The CH552G is an 8-bit microcontroller from WCH (Nanjing Wowstuff Electronic). It has a total of 32 pins. The key functions of these pins include:
1. GPIO (General Purpose Input/Output): Many pins can be configured as input or output for general digital signaling.
2. ADC (Analog to Digital Converter): Some pins function as analog inputs for reading voltage levels.
3. UART (Universal Asynchronous Receiver-Transmitter): Pins are available for serial communication.
4. I2C and SPI: Support for these communication protocols is provided on specific pins.
5. PWM (Pulse Width Modulation): Certain pins can generate PWM signals for controlling motors or LEDs.
6. External Interrupts: Some pins are capable of serving as interrupt sources for external events.
7. Power and Ground: Pins are designated for VCC (power) and GND (ground) connections.
This microcontroller is widely used in embedded systems for various applications due to its versatility and functionality.

Manufacturer

The CH552G is manufactured by WCH (Nanjing Winner Microelectronics Co., Ltd.), a Chinese company specializing in microcontroller and integrated circuit design. WCH focuses on providing high-performance, cost-effective solutions for various applications, including automotive, industrial, and consumer electronics. The company is known for its development of USB-related products, microcontrollers, and other embedded systems, serving both domestic and international markets.

Application

The CH552G is a low-power microcontroller primarily used in applications such as consumer electronics, smart home devices, industrial automation, and IoT systems. Its compact design and integrated USB interface make it suitable for data acquisition, communication protocols, and real-time control tasks. Additionally, it’s often utilized in embedded systems for various automation and monitoring applications.

Equivalent

The CH552G chip is a USB-enabled microcontroller from WCH. Equivalent products include the ATmega32U4 from Microchip (formerly Atmel), the PIC18F4550 from Microchip, and the STM32F072 from STMicroelectronics, which also offer USB functionality and similar 8-bit or 32-bit architectures.