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STM32F303CBT6 The STM32F303CBT6 is a 32-bit microcontroller from STMicroelectronics featuring an ARM Cortex-M4 core. It offers 128KB of FLASH program memory and 32KB of RAM.
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STM32F303CBT6

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STM32F303CBT6 is a 32-bit microcontroller from STMicroelectronics featuring an ARM Cortex-M4 core. It offers 128KB of FLASH program memory and 32KB of RAM.
✓ Total Stock: 19,360 pcs
$ Price Range: $6.40

STM32F303CBT6 Available from 3 distributors

✓ 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
Fe Components ✓
Non-Authorised Inventory information
6,360 pcs
On Request
6360 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
1,000 pcs
On Request
1000 pcs On Request 1 On Request On Request On Request On Request On Request
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.

STM32F303CBT6 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Number of I/O
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
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STM32F303CBT6 Description

Short technical summary and product information.

This STM32F303CBT6 microcontroller by STMicroelectronics is built around an ARM Cortex-M4 core, providing 32-bit processing power. It features 128KB of FLASH program memory and 32KB of RAM, suitable for embedded applications.

 

The device operates with a supply voltage range of 2V to 3.6V and a clock speed of up to 72MHz. It includes a variety of peripherals such as DMA, I²S, POR, PWM, and WDT, along with connectivity options including CANbus, I²C, SPI, UART/USART, and USB.

 

Packaged in a 48-pin LQFP, the STM32F303CBT6 is designed for surface mounting. Its operating temperature range is -40°C to 85°C (TA). The microcontroller also includes data converters with 15x12-bit A/D and 2x12-bit D/A capabilities.

STM32F303CBT6 Quick Information

Product Type: Microcontroller
Series: STM32F3
Canonical Name: STM32F303CBT6 Microcontroller
Subcategory: MCU

STM32F303CBT6 Compliance

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

STM32F303CBT6 Estimated Pricing

Qty Low High
1+ $6.40 $6.40

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

STM32F303CBT6 Features

  • 32-bit ARM Cortex-M4 core processor.
  • 128KB FLASH program memory.
  • 32KB RAM size.
  • 72MHz operating speed.
  • 48-LQFP package for surface mounting.

STM32F303CBT6 Applications

  • Suitable for embedded control systems.
  • Ideal for signal processing tasks.
  • Supports various communication protocols.
  • Designed for industrial applications.

STM32F303CBT6 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the STM32F303CBT6?

The operating voltage is 2V to 3.6V.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

What package type is the STM32F303CBT6 in?

It comes in a 48-LQFP package.

What are the RoHS compliance details?

The RoHS status is ROHS3 Compliant.

What is the Moisture Sensitivity Level (MSL)?

The MSL is 1 Unlimited.

What is the REACH status?

The REACH status is REACH Unaffected.

STM32F303CBT6 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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STM32F303CBT6TR
STM32F303CBT6TR
STMicroelectronics
The STM32F303CBT6TR is a 32-bit microcontroller from STMicroelectronics based on the ARM Cortex-M4 core. It offers 128KB of FLASH program memory and 32KB of RAM.
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