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GD32F305 Series (Mainstream) – GD32 ARM Cortex-M4 Microcontrollers

Key Features

  • Cortex®-M4 Core @ 120 MHz
  • Support H/W DSP instructions
  • Zero-wait state execution from Flash memory
  • Flash from 256 KB to 3072 KB
  • SRAM from 48KB to 96KB
  • EXMC interface support external SRAM
  • Up to 5 x UART (9Mbit/s)
  • Up to 3 x SPI (30Mbit/s)
  • Up to 2 x I2C (400Kbit/s)
  • Up to 2 x CAN2.0B
  • Up to 2 x I2S
  • Support SDIO, Ethernet MAC
  • Support USB OTG FS
  • Up to 3 x 12bit, 2.6M SPS ADCs (up to 24 chs)
  • Up to 2 DACs
  • Standby Current @ 2uA

Technical Resources

Product Finder
Use this tool to find the specific products that fit your application requirements.

Additional MCU Documentation
Additional MCU documentation, including manuals, application notes and more are available on our GD32 Microsite.

Product Selection Guide (PDF)
Click here to download the PDF version of our Product Selection Guide.

GD32 Development Tools
See our GD32 MCU Starter Kits for quick connection of prototyping and probing.

How to Buy

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Browse GD32F305 Series MCUs

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Part No. Series Line Speed Flash SRAM Purchase I/O Pins GPTM 16bit Advanced Timers (16bit) Basic Timers (16bit) SysTick (24bit) Watchdog RTC USART UART I2C SPI CAN USB OTG USB 2.0 FS I2S SDIO Ethernet LCD LCD TFT Camera Crypto SDRAM IPA 12bit ADC Units 12bit ADC Channels 12bit DAC Units
GD32F305RBT6 GD32F305 Mainstream 120 128K 64K Purchase 51 4 1 1 5 2 3 OTG 2
GD32F305RCT6 GD32F305 Mainstream 120 1024K 96K Purchase 112 10 1 1 5 2 3 OTG 2 X
GD32F305RET6 GD32F305 Mainstream 120 512K 96K Purchase 51 4 1 1 5 2 3 OTG 2
GD32F305RGT6 GD32F305 Mainstream 120 1024K 96K Purchase 51 10 1 1 5 2 3 OTG 2
GD32F305VCT6 GD32F305 Mainstream 120 256K 96K Purchase 80 4 1 1 5 2 3 OTG 2
GD32F305VET6 GD32F305 Mainstream 120 512K 96K Purchase 80 4 1 1 5 2 3 OTG 2
GD32F305VGT6 GD32F305 Mainstream 120 1024K 96K Purchase 80 10 1 1 5 2 3 OTG 2
GD32F305ZCT6 GD32F305 Mainstream 120 256K 96K Purchase 112 4 1 1 5 2 3 OTG 2
GD32F305ZET6 GD32F305 Mainstream 120 512K 96K Purchase 112 4 1 1 5 2 3 OTG 2