GD32F425RGT6 Product Overview
The GD32F425RGT6 is a high-performance connectivity-line 32-bit general-purpose microcontroller from GigaDevice, based on the ARM Cortex-M4 core, in an LQFP-64 package (10×10mm). Running at up to 120MHz, the GD32F425RGT6 features 512KB Flash and 96KB SRAM. As a mainstream model in the GD32F425 connectivity line series, the GD32F425RGT6 offers exceptional cost-performance and rich peripheral resources. While maintaining software and hardware compatibility with the GD32F405 series, the GD32F425RGT6 provides a more competitive price point. The GD32F425RGT6 is pin-compatible with the STM32F405RGT6 and is a mainstream choice for high-performance domestic MCU substitution.
GD32F425RGT6 Core Features
Cortex-M4 Core with 120MHz High Speed: The GD32F425RGT6 is based on the ARM Cortex-M4 32-bit RISC core with FPU and DSP instruction set, running at up to 120MHz with zero-wait-state Flash access.
Large Memory: The GD32F425RGT6 provides 512KB embedded Flash and 96KB SRAM.
51 GPIOs: The GD32F425RGT6 offers 51 I/O ports.
High-Precision Analog Peripherals: The GD32F425RGT6 includes 3×12-bit ADCs (16 channels) and 2×12-bit DACs.
Rich Communication Interfaces: The GD32F425RGT6 integrates 4×USART, 2×UART, 3×SPI, 3×I2C, 2×I2S, 2×CAN, USB 2.0 FS and HS, and Ethernet MAC (ENET).
Powerful Timer Resources: The GD32F425RGT6 features 8×16-bit general-purpose timers, 2×16-bit PWM advanced timers, 2×32-bit general-purpose timers, and 2×16-bit basic timers.
Advanced Peripherals: The GD32F425RGT6 includes a Digital Camera Interface (DCI) and External Memory Controller (EXMC) with SDRAM extension support.
Wide Operating Voltage & Industrial Temperature: The GD32F425RGT6 operates from 2.6V~3.6V, -40℃ to +85℃.
LQFP-64 Package, Compatible with STM32F405RGT6: The GD32F425RGT6 comes in LQFP-64 package (10×10mm), pin-compatible with STM32F405RGT6.
GD32F425RGT6 Applications
The GD32F425RGT6 is ideal for industrial control & automation: PLCs, inverters, servo control, industrial robotics
Motor control & drives: BLDC motor control, FOC vector control, drone flight controllers
HMI & graphic display: Human-machine interfaces, graphical displays
Networking: Ethernet gateways, protocol converters
Automotive electronics: In-vehicle CAN bus communication, car navigation
IoT & edge computing: IoT nodes, data acquisition and processing
Medical devices: Medical monitoring and imaging equipment
Security & alarm systems: Security monitoring and alarm systems
These applications demonstrate the wide-ranging capabilities and reliability of the GD32F425RGT6.
GD32F425RGT6 Key Advantages
GD32F425RGT6: Domestic High-Performance MCU, Mainstream STM32F405RGT6 Alternative: The GD32F425RGT6 is a mainstream domestic alternative to the STM32F405RGT6. It is pin-compatible for direct hardware replacement.
120MHz Cortex-M4 Core for Balanced Performance and Cost: The GD32F425RGT6 is based on the ARM Cortex-M4 core running at up to 120MHz with FPU and DSP support. Compared to GD32F405 (168MHz), the GD32F425RGT6 offers a more competitive price point while maintaining ample performance.
Compatible with GD32F405 Series for Flexible Selection: The GD32F425RGT6 maintains software and hardware compatibility with GD32F405, allowing flexible selection between performance and cost for different applications.
Large Memory & Rich I/O: The GD32F425RGT6 provides 512KB Flash and 96KB SRAM with 51 GPIOs.
High-Precision Analog Peripherals: The GD32F425RGT6 includes 3×12-bit ADCs (16 channels) and 2×12-bit DACs.
Rich Communication & Advanced Peripherals: The GD32F425RGT6 features Ethernet MAC, USB 2.0 FS/HS, CAN, SDIO, DCI, and EXMC.
Mature Ecosystem for Rapid Development: The GD32F425RGT6 is pin-compatible with STM32F405RGT6 for direct hardware replacement. It supports Keil, IAR, GCC. Complete datasheets and development guides are available from GigaDevice.
Domestic Supply with Stable Availability: As an original GigaDevice product, the GD32F425RGT6 offers stable supply and a mature development ecosystem.
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FAQ
1. What is GD32F425RGT6？
GD32F425RGT6 is a 32-bit high-performance microcontroller (MCU) from GigaDevice, based on the ARM® Cortex®-M4 core with integrated FPU and DSP instructions. The GD32F425RGT6 belongs to the GD32F425 mainstream connectivity line series and is a feature-enhanced version of the GD32F405.
2. What are the key specifications of GD32F425RGT6？
Core: ARM Cortex-M4 with FPU and DSP
Frequency: Up to 168MHz
Memory: 256KB Flash + 96KB SRAM
I/Os: 51 GPIO pins
ADC: 3×12-bit
DAC: 2×12-bit
Operating Voltage: 2.6V ~ 3.6V
Temperature: -40°C ~ +85°C (industrial grade)
Package: LQFP-64 (10×10mm)
3. What package does GD32F425RGT6 use？
The GD32F425RGT6 uses an LQFP-64 package, measuring 10mm × 10mm with 0.50mm pin pitch. The device is surface-mount type (SMD) and RoHS compliant.
4. What applications is GD32F425RGT6 suitable for？
The GD32F425RGT6 is widely used in industrial control, motor drives, HMI, IoT gateways, medical devices, automotive electronics, and consumer electronics. Its 168MHz frequency and 96KB SRAM make the GD32F425RGT6 particularly suitable for real-time control applications requiring moderate computing power and data buffering.
5. What development tools support GD32F425RGT6？
The GD32F425RGT6 supports mainstream development tools including Keil MDK, IAR Embedded Workbench, and GCC. GigaDevice provides the GD32F4xx standard firmware library. Debuggers such as J-Link and GD-Link are supported.
6. What is the operating temperature range of GD32F425RGT6？
The GD32F425RGT6's operating temperature range is -40°C to +85°C. This industrial-grade device is suitable for harsh environments.
7. What are the key features of GD32F425RGT6？
High performance: The GD32F425RGT6 has a Cortex-M4 core @168MHz with FPU and DSP
Large memory: The GD32F425RGT6 provides 256KB Flash + 96KB SRAM
Rich communication: The GD32F425RGT6 supports USART, SPI, I2C, CAN, USB OTG
High-precision analog: The GD32F425RGT6 includes 3×12-bit ADC + 2×12-bit DAC
Low power: The GD32F425RGT6 offers multiple power-saving modes
8. What peripheral interfaces does GD32F425RGT6 support？
Communication: USART, SPI, I2C, CAN 2.0B, USB OTG, SDIO
Analog: 3×12-bit ADC + 2×12-bit DAC
Timers: Multiple general-purpose timers, advanced timers, and watchdogs
GPIO: 51
9. What are the alternative models for GD32F425RGT6？
PIN-to-PIN compatible: STM32F103RCT6 (direct hardware replacement, software migration required, GD32F425 offers higher performance)
Same series upgrade: GD32F425VGT6 (LQFP-100, more I/Os)
Same series downgrade: GD32F405RGT6 (same frequency, without certain enhanced features)
Higher performance: GD32F450RGT6 (200MHz)
10. What are the design considerations when using GD32F425RGT6？
Software migration: When porting from STM32F103 to GD32F425RGT6, use GD's official firmware library and pay attention to peripheral address and clock configuration differences
Debug interface: The GD32F425RGT6 supports both SWD and JTAG debug interfaces
Power decoupling: Place 100nF decoupling capacitors near VDD pins for stable power delivery
PCB layout: LQFP-64 package (10×10mm) with 0.50mm pin pitch — suitable for medium-density PCB designs