GD32F303ZET6 GigaDevice ARM Cortex-M4 32-bit Microcontroller LQFP-144(20x20)

GD32F303ZET6 Product Overview

The GD32F303ZET6 is a high-performance 32-bit general-purpose microcontroller (MCU) from GigaDevice, built on the ARM Cortex-M4 core and belonging to the GD32F303 mainstream product series. Housed in a LQFP-144 (20x20mm) package with 112 I/O pins, the GD32F303ZET6 delivers powerful processing capabilities with a 120MHz maximum frequency and 150 DMIPS performance. With exceptional cost-performance ratio, the GD32F303ZET6 provides a superior entry point for migrating from traditional 8-bit and 16-bit solutions directly to the 32-bit Cortex-M4 architecture.

GD32F303ZET6 Key Features

High-Performance ARM Cortex-M4 Core: The GD32F303ZET6 features an ARM Cortex-M4 processor with FPU and full DSP instruction set, operating at up to 120MHz with 150 DMIPS processing power. The GD32F303ZET6 supports hardware and software DSP instructions with zero-wait-state Flash access. The GD32F303ZET6 has a built-in single-cycle multiplier and hardware divider. Code execution efficiency at the same frequency is 10%-20% higher than comparable Cortex-M4 products, with performance exceeding Cortex-M3 by over 40%.

Memory Configuration: The GD32F303ZET6 is equipped with 256KB on-chip Flash and 64KB SRAM. The series supports up to 3072KB Flash and 96KB SRAM expansion.

Large LQFP Package: The GD32F303ZET6 is housed in a LQFP-144 (20x20mm) package with 112 I/O pins, ideal for high-end industrial PCB design and volume production.

Wide Voltage & Temperature Range: The GD32F303ZET6 supports 2.6V to 3.6V operating voltage and -40℃ to +85℃ industrial temperature range.

Rich Analog Peripherals: The GD32F303ZET6 integrates three 12-bit ADCs (up to 21 channels) and two 12-bit DACs for high-precision multi-channel analog signal acquisition and output.

Comprehensive Timer Resources: The GD32F303ZET6 provides up to six 16-bit general-purpose timers, two 16-bit PWM advanced-control timers, plus independent watchdog and window watchdog timers.

Extensive Communication Interfaces: The GD32F303ZET6 supports 5 USART/UART, 3 SPI, 2 I2C, 1 CAN2.0B, Full-Speed USB Device, and SDIO interfaces.

Memory Expansion Capability: The GD32F303ZET6 integrates an EXMC (External Memory Controller) supporting external memory expansion.

Rich On-Chip Resources: The GD32F303ZET6 has built-in DMA controller, temperature sensor, RTC, PWM, IrDA, and LIN bus protocol support.

Three Power-Saving Modes: The GD32F303ZET6 offers Sleep, Stop, and Standby modes for flexible optimization between wake-up latency and power consumption.

GD32F303ZET6 Applications

With its powerful performance, 112 I/O pins and rich peripheral set, the GD32F303ZET6 is widely used in:

High-End Industrial Control: The GD32F303ZET6 is designed into PLCs, industrial automation equipment, HMI, variable-frequency drives

Complex Motor Control: The GD32F303ZET6 enables servo drives, inverter air conditioners, industrial robotics, power tools

Power & Energy: The GD32F303ZET6 is used in digital power supplies, PV inverters, charging pile control systems

IoT & Edge Computing: The GD32F303ZET6 powers IoT gateways, edge computing nodes, industrial data acquisition terminals

Consumer Electronics: The GD32F303ZET6 is found in high-end smart home devices, gaming peripherals, multimedia devices

Security & Alarm: The GD32F303ZET6 serves security systems, fire alarm controllers

Education & Development: The GD32F303ZET6 is supported on GD32F3 Apple Pie development board, StarSky GD32 development board platforms

GD32F303ZET6 Key Advantages

Powerful Processing Performance: The GD32F303ZET6's 120MHz Cortex-M4 core with FPU and DSP support delivers 150 DMIPS – code execution efficiency 10%-20% higher than comparable Cortex-M4 products at the same frequency, with performance exceeding Cortex-M3 by over 40%.

112 I/O Pins: The GD32F303ZET6 provides up to 112 I/O pins in an LQFP-144 package, meeting the demands of complex systems requiring extensive peripheral connectivity – ideal for high-end control projects.

3 ADCs + 21 Channels: The GD32F303ZET6 integrates three 12-bit ADCs with 21 channels total, supporting simultaneous high-precision multi-channel analog signal acquisition for motor control, power monitoring, and multi-sensor applications.

Large Memory Capacity: The GD32F303ZET6 offers 256KB Flash + 64KB SRAM, with series supporting up to 3072KB Flash expansion – ample storage for complex applications.

Rich Peripheral Integration: The GD32F303ZET6 integrates 3 ADCs, 2 DACs, 6 timers, 5 USART/UART, 3 SPI, 2 I2C, CAN, USB, SDIO, EXMC and more on a single chip – greatly simplifying peripheral circuit design.

Mature Ecosystem: The GD32F303ZET6 is supported by Keil, IAR, and other mainstream IDEs with official firmware libraries and abundant development resources. Professional textbooks including "GD32F3 Development Foundation Course" and "GD32F3 Development Advanced Course" are available.

Industrial-Grade Reliability: The GD32F303ZET6 operates over a -40℃ to +85℃ wide temperature range suitable for harsh industrial environments.

Cost-Effective Domestic Alternative: The GD32F303ZET6 provides significant cost advantages at equivalent performance with stable supply chain. Direct replacement support for STM32F103 and GD32F103 series.

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