lmages are for reference only See Product Specifications

STMicroelectronics STM32F105R8T6

Part No.:
In Stock:
  Add To Cart
For more detailed including pricing and shipping
Quick response, quick quotation
Flash shipment, no worries after sales
Original channel, guarantee of the authentic products

Please send RFQ , we will respond immediately.

Part Number
Email / phone number*
Contact Name / Company Name
  • Purchase and inquiryPurchase and inquiry

    STM32F105R8T6 this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including STM32F105R8T6 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for STM32F105R8T6 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

    Purchase in

    There is no doubt that you may place an order without registering to

    We strongly suggest you sign in our shop before purchasing as you can track your order real-time tracking.

    Means of Payment in

    For your convenience, we support multiple payment methods in USD, including PayPal, Credit Card, wire transfer. and Alipay.

    RFQ (Request for Quotations) in

    It is recommended to acquire for quotations to get the latest prices and inventories about the parts.

    Our sales will reply to your request by email within 24 hours.

    Warm reminder

    1. You'll receive an order information email in your email inbox. (Please remember to check the spam folder if you didn't hear from us).

    2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

    Shipping & Handling

    Shipping fee starts at $35, but some countries will exceed $35. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)

    The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and countries.

    Shipping Method

    Currently, our products are shipped through DHL, FedEx, SF, UPS and China Post.

    Order Tracking for International Orders

    Once your order has been shipped, the tracking number will be sent to the email address registered to your account. This information can also be viewed when logged into your account in the "my account" page.


    STM32F105R8T6 Typical application Circuitry


    STM32F105R8T6 is a 32-bit microcontroller belonging to the high-performance STM32F1 series from STMicroelectronics. It's built around the ARM Cortex-M3 RISC core, making it a popular choice for high-complexity embedded applications.

    Here are the key attributes of the STM32F105R8T6:

    - It features the ARM Cortex-M3 processor running at a frequency of up to 72 MHz.

    - The microcontroller features 20KB of SRAM and 64KB of Flash memory.

    - Its operating voltage ranges between 2.0V and 3.6V.

    - It offers a plethora of communication interfaces such as I2C, SPI, UART, and USB 2.0.

    - The device is well-equipped with timers, including watchdog timers, SysTick timer, and advanced-control PWM timers.

    - A 16-channel, 12-bit integrated analog-to-digital converter is offered.

    Given its extensive features, the STM32F105R8T6 is well-suited for numerous applications, including industrial automation, robotics, medical devices, and embedded control systems.

    Let's consider a simple embedded control system example, where this MCU is used to control a DC motor based on temperature input from a sensor:

    1. Power Connections: Connect the power supply (2.0V - 3.6V) to the VDD pins, and connect all VSS pins to the ground.

    2. Temperature Sensor: Connect an analog temperature sensor to an ADC channel. You might use ADC_IN1 (PA1) as an illustration for this.

    3. Motor Control: A PWM signal can control the motor speed. You could use TIM1_CH1 (PA8) for generating the PWM signal. This PWM signal can be fed into a motor driver circuit that drives the DC motor.

    4. UART Communication: If you need to transmit data to a PC or another device, USART1 can be used. Connect USART1_TX (PA9) and USART1_RX (PA10) to your communication module.

    5. Reset Button: Connect a push-button switch to the NRST pin to allow manual reset of the MCU.

    When designing with the STM32F105R8T6, there are several factors you should take into consideration:

    - Power Supply: Ensure the power supply is stable and within the operating voltage range of the MCU. - EMI Precautions: Electromagnetic interference (EMI) reduction should be considered during design.

    - Heat Dissipation: It's crucial to consider heat dissipation in the design to prevent the MCU from overheating.

    - Programming and Debugging: Efficient software development is important to make full use of the MCU's resources and capabilities. Debugging interfaces should be accessible for firmware testing and updates.

    To utilize the STM32F105R8T6 to its maximum potential, always refer to the datasheet and reference manual for a detailed understanding of its functionalities and capabilities.

    STM32F105R8T6 informationSTM32F105R8T6 information

    STM32F105R8T6 FAQ

    1. How to order STM32F105R8T6 on

    Currently, only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does guarantee that STM32F105R8T6 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the STM32F105R8T6. All suppliers must pass our qualification reviews before they can publish their products including STM32F105R8T6 on; we pay more attention to the channels and quality of STM32F105R8T6 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the STM32F105R8T6 price and inventory displayed accurate?

    The price and inventory of STM32F105R8T6 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of STM32F105R8T6?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the STM32F105R8T6 we delivered, we will accept the replacement or return of the STM32F105R8T6 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of STM32F105R8T6.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as STM32F105R8T6 pin diagram, STM32F105R8T6 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Hot Products







    Contact Us