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Specifications
Part NumberSTM32G431CBU6
ManufacturerSTMicroelectronics
CoreARM Cortex-M4 with FPU/DSP
Max Frequency170 MHz
Flash Memory128 KB
SRAM32 KB
PackageUFQFPN-48 (7×7mm)
Supply Voltage1.71–3.6 V
Operating Temp−40°C to +85°C
GPIO Pins35
RoHSYes
VDD1.71–3.6 V
ADC12-bit / 16-bit, 3× ADC
DAC3× 12-bit with signal shaping
OpAmps3× built-in PGA
Comparators
UART
SPI
I²C
USB1× FS
FDCAN
CORDICHardware trig accel
FMACFilter math accel
Part NumberSTM32G431CBU6
Orderable Qty1 pcs – 10,000+ pcs
Price (1–9 pcs)Contact for quote
Price (10–99 pcs)Contact for quote
Price (100–499 pcs)Contact for quote
Price (500+ pcs)Best pricing available
Lead Time (stock)3–7 business days
PackagingTray / Tape & Reel (T&R)
Export ControlEAR99 (No license required)
Product Description

The STM32G431CBU6 is a ARM Cortex-M4 170MHz · 128KB Flash · UFQFPN-48 · G4 ESC MCU from STMicroelectronics, widely used in UAV and drone applications.

This component is a popular choice among drone engineers for its reliability, performance, and industry ecosystem support. UAVCHIP maintains stock of STM32G431CBU6 for rapid global fulfillment.

Key Features

  • Part Number: STM32G431CBU6
  • Manufacturer: STMicroelectronics
  • Core: ARM Cortex-M4 with FPU/DSP
  • Max Frequency: 170 MHz
  • Flash Memory: 128 KB
  • SRAM: 32 KB
UAV Applications
BLDC ESC
Next-gen 32-bit ESC replacing F303 with higher MHz
PMSM Motor
Vector-controlled motor drive for UAV arm motors
Smart ESC
Telemetry ESC with current/RPM feedback
Power Monitor
High-accuracy power measurement for battery management
Similar Products (Flight Controller MCU)

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