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STM32F103CBU6TR The STMicroelectronics STM32F103CBU6TR is a 32-bit microcontroller with an ARM Cortex-M3 core. It offers 128KB of FLASH program memory and 20KB of RAM.
Mfr Part #:

STM32F103CBU6TR

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics STM32F103CBU6TR is a 32-bit microcontroller with an ARM Cortex-M3 core. It offers 128KB of FLASH program memory and 20KB of RAM.
✓ Total Stock: 15,500 pcs
$ Price Range: $6.40

STM32F103CBU6TR 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
2,500 pcs
On Request
2500 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.

STM32F103CBU6TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Frequency
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
Voltage
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STM32F103CBU6TR Description

Short technical summary and product information.

The STM32F103CBU6TR from STMicroelectronics is a high-performance 32-bit microcontroller based on the ARM Cortex-M3 core. This device operates at speeds up to 72MHz and features 128KB of FLASH program memory and 20KB of RAM, making it suitable for a wide range of embedded applications.

 

Key electrical characteristics include a supply voltage range of 2V to 3.6V and integrated peripherals such as DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, and WDT. Connectivity options include CANbus, I²C, IrDA, LINbus, SPI, UART/USART, and USB.

 

The microcontroller is supplied in a 48-UFQFPN (7x7) package with surface mount mounting type. It operates within a temperature range of -40°C to 85°C (TA). The device supports 10x12b A/D data conversion and features an internal oscillator.

 

This component is designed for applications requiring efficient processing, flexible connectivity, and a compact form factor. Its robust feature set makes it a versatile choice for industrial, consumer, and automotive embedded systems.

STM32F103CBU6TR Quick Information

Product Type: Microcontroller
Canonical Name: STM32F103CBU6TR Microcontroller
Subcategory: 32-bit

STM32F103CBU6TR Compliance

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

STM32F103CBU6TR Estimated Pricing

Qty Low High
1+ $6.40 $6.40

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

STM32F103CBU6TR Features

  • 32-bit ARM Cortex-M3 core processor.
  • 128KB Flash program memory.
  • 20KB RAM size.
  • 72MHz operating speed.
  • 48-UFQFPN surface mount package.

STM32F103CBU6TR Applications

  • Suitable for embedded control systems.
  • Ideal for applications requiring CANbus interface.
  • Used in systems needing USB connectivity.
  • Applicable for industrial automation.
  • Good for consumer electronics designs.

STM32F103CBU6TR FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the STM32F103CBU6TR?

The operating voltage is between 2V and 3.6V.

What package type is the STM32F103CBU6TR microcontroller supplied in?

It is supplied in a 48-UFQFPN Exposed Pad package.

What is the operating temperature range for this microcontroller?

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

Is the STM32F103CBU6TR RoHS compliant?

Yes, it is RoHS3 Compliant.

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