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STM32F103CBT6 The STMicroelectronics STM32F103CBT6 is a 32-bit microcontroller with 128KB of Flash memory and 20KB of RAM. It operates at speeds up to 72MHz.
Mfr Part #:

STM32F103CBT6

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics STM32F103CBT6 is a 32-bit microcontroller with 128KB of Flash memory and 20KB of RAM. It operates at speeds up to 72MHz.
✓ Total Stock: 32,106 pcs
$ Price Range: $6.40

STM32F103CBT6 Available from 4 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
14,859 pcs
On Request
14859 pcs On Request 1 On Request On Request On Request On Request On Request
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
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
5,000 pcs
On Request
5000 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
247 pcs
On Request
247 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.

STM32F103CBT6 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
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Voltage
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STM32F103CBT6 Description

Short technical summary and product information.

The STMicroelectronics STM32F103CBT6 is a 32-bit microcontroller based on the ARM Cortex-M3 core. It offers a clock speed of up to 72MHz, 128KB of Flash program memory, and 20KB of RAM.

 

This microcontroller features a variety of peripherals including DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temperature Sensor, and WDT. Connectivity options include CANbus, I²C, IrDA, LINbus, SPI, UART/USART, and USB. It is equipped with 10x12-bit Analog-to-Digital converters.

 

The STM32F103CBT6 is designed for surface mount applications and comes in a 48-LQFP package. It operates within a voltage range of 2V to 3.6V and has an operating temperature range of -40°C to 85°C (TA).

 

Key electrical characteristics include 37 I/O lines and an internal oscillator. The part is specified with RoHS3 compliance, Moisture Sensitivity Level 1, and REACH Unaffected status.

STM32F103CBT6 Quick Information

Product Type: Microcontroller
Canonical Name: STMicroelectronics STM32F103CBT6 Microcontroller
Subcategory: Microcontrollers

STM32F103CBT6 Compliance

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

STM32F103CBT6 Estimated Pricing

Qty Low High
1+ $6.40 $6.40

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

STM32F103CBT6 Features

  • 32-bit ARM Cortex-M3 core processor.
  • Operates at a maximum speed of 72MHz.
  • 128KB Flash program memory capacity.
  • 20KB RAM data storage.
  • Supports multiple communication interfaces.

STM32F103CBT6 Applications

  • Suitable for embedded control systems.
  • Ideal for applications with diverse I/O needs.
  • Used in systems requiring CANbus or USB.
  • Appropriate for moderate processing tasks.

STM32F103CBT6 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the STM32F103CBT6?

The operating voltage is 2V to 3.6V.

What package type is the STM32F103CBT6 available in?

It is available in a 48-LQFP package.

What is the operating temperature range for this microcontroller?

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

Is the STM32F103CBT6 RoHS compliant?

Yes, it is RoHS3 Compliant.

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