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STM32G431CBY3TR The STM32G431CBY3TR is a 32-bit microcontroller from STMicroelectronics featuring 128KB of Flash memory and operating at speeds up to 170MHz. It is housed in a 49-WLCSP surface mount package.
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STM32G431CBY3TR

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STM32G431CBY3TR is a 32-bit microcontroller from STMicroelectronics featuring 128KB of Flash memory and operating at speeds up to 170MHz. It is housed in a 49-WLCSP surface mount package.
✓ Total Stock: 12,000 pcs
$ Price Range: $6.40

STM32G431CBY3TR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Risen Electronics ✓
Non-Authorised Inventory information
12,000 pcs
On Request
12000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

STM32G431CBY3TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Lead Spacing
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Supplier Package
Tape & Reel
Voltage
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STM32G431CBY3TR Description

Short technical summary and product information.

This STMicroelectronics STM32G431CBY3TR is a high-performance 32-bit microcontroller based on the ARM Cortex-M4 core. It offers 128KB of FLASH program memory and 32KB of RAM, capable of operating at speeds up to 170MHz.

 

The device supports a wide operating voltage range of 1.71V to 3.6V and features numerous peripherals including DMA, I2S, POR, PWM, and WDT. Connectivity options include CANbus, I2C, IrDA, LINbus, SPI, and UART/USART.

 

Designed for surface mounting, the STM32G431CBY3TR comes in a compact 49-WLCSP (49-UFBGA, WLCSP) package measuring 3.15x3.13mm. It operates within a temperature range of -40°C to 125°C (TA).

 

Key electrical characteristics include 18 analog-to-digital converters (12-bit) and 4 digital-to-analog converters (12-bit). The internal oscillator type ensures stable operation.

STM32G431CBY3TR Quick Information

Product Type: Microcontroller
Canonical Name: STM32G431CBY3TR Microcontroller

STM32G431CBY3TR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STM32G431CBY3TR Estimated Pricing

Qty Low High
1+ $6.40 $6.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

STM32G431CBY3TR Features

  • 32-bit ARM Cortex-M4 core processor.
  • 128KB FLASH program memory.
  • 32KB RAM size.
  • 170MHz operating speed.
  • 1.71V to 3.6V operating voltage range.

STM32G431CBY3TR Applications

  • Suitable for embedded control systems.
  • Ideal for data acquisition applications.
  • Used in communication interface designs.
  • Applicable for power management circuits.

STM32G431CBY3TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the program memory size of the STM32G431CBY3TR?

The program memory size is 128KB.

What is the RAM size for this microcontroller?

The RAM size is 32KB.

What is the operating voltage range?

The operating voltage is 1.71V to 3.6V.

What is the operating temperature range?

The operating temperature is -40°C to 125°C (TA).

What type of package is the STM32G431CBY3TR in?

It is in a 49-UFBGA, WLCSP package.

What is the RoHS status?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL)?

The Moisture Sensitivity Level is 1 Unlimited.

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