GD32F303RCT6A

The GD32F303RCT6A is a 32-bit Arm Cortex-M4 microcontroller by GigaDevice, featuring a 120 MHz max clock speed, 256 KB Flash, and 48 KB SRAM. It integrates hardware FPU, DSP instructions, and three 12-bit ADCs for high-performance embedded applications.
Key peripherals include USB 2.0 FS, CAN 2.0B, USART/SPI/I2C, and PWM timers. It operates at 2.6–3.6V with low-power modes and supports -40°C to +85°C temperatures.
The LQFP64 package makes it suitable for industrial control, consumer electronics, and IoT. It’s pin-compatible with some STM32F1/F3 MCUs, easing migration.
Summary:
- Core: Cortex-M4 (120 MHz, FPU)
- Memory: 256 KB Flash, 48 KB SRAM
- Peripherals: 3x ADC, USB, CAN, PWM
- Package: LQFP64
- Applications: Motor control, automation, smart devices.
A cost-effective alternative to STM32 with similar features.

The GD32F303RCT6A is comparable to the STM32F303RCT6 from STMicroelectronics. Both feature:
- ARM Cortex-M4 core
- 72 MHz max clock
- 256 KB Flash, 48 KB SRAM
- Similar peripherals (ADC, DAC, timers, USART, SPI, I2C, CAN)
Alternatives include:
- STM32F303RET6 (higher pin count)
- AT32F403ARCT7 (Artery Tech, higher clock speed)
- APM32F103RCT6 (Geehy, lower cost but M3 core).
Check pinout and specs for exact compatibility.

The GD32F303RCT6A is a 32-bit ARM Cortex-M4 microcontroller with:
- Pin Count: 64 pins (LQFP-64 package).
- Key Functions:
- GPIO: Up to 55 general-purpose I/O pins.
- Communication: Multiple USART, SPI, I2C, CAN interfaces.
- Analog: 12-bit ADC (16 ch.), 12-bit DAC (2 ch.).
- Timers: Advanced, general-purpose, and basic timers.
- Debug: SWD & JTAG support.
- Memory: 256KB Flash, 48KB SRAM.
- Clock: Up to 120MHz operation.
It is commonly used in industrial control, consumer electronics, and embedded systems.

The GD32F303RCT6A is manufactured by GigaDevice, a Chinese semiconductor company specializing in memory and microcontroller (MCU) solutions.
GigaDevice is known for producing ARM Cortex-M-based MCUs, flash memory, and other ICs. Their GD32 series competes with STMicroelectronics' STM32 line, offering cost-effective alternatives with similar performance. The company has grown rapidly, focusing on IoT, consumer electronics, and industrial applications.
Headquartered in Beijing, GigaDevice is a key player in China's semiconductor industry, emphasizing innovation and localization.

The GD32F303RCT6A, a Cortex-M4 MCU, is widely used in:
- Industrial Control: PLCs, motor drives, and automation systems.
- Consumer Electronics: Smart home devices, wearables, and IoT gadgets.
- Automotive: Body control, infotainment, and ADAS peripherals.
- Medical Devices: Portable monitors and diagnostic tools.
- Communication: Modems, gateways, and networking equipment.
- Embedded Systems: Robotics, drones, and sensor interfaces.
Its high performance (120 MHz), rich peripherals (ADCs, timers, USARTs), and low power make it versatile for cost-sensitive applications.

The GD32F303RCT6A microcontroller comes in an LQFP-64 package. This is a 64-pin, low-profile quad flat package with a body size of 10×10 mm and a lead pitch of 0.5 mm. It is surface-mountable and widely used for embedded applications requiring compact form factors.