Products > Integrated Circuits (ICs) > Embedded Processors & Controllers > STM32F103RCT6

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Flash 256KB, RAM 48KB, ADC 12Bit x 16, Timer 16Bit x 8, 24Bit down Counter, SPI x 3, I2C x 2,I2S x 2, UART x 7, SDIO,USB,CAN, RTC, WDG x 2

Manufacturer : STMicroelectronics, Inc
Package/Case : LQFP-64
Product Categories : ARM Microcontrollers - MCU
Datasheet: STM32F103RCT6 Datasheet (PDF)
RoHs Status: Green
In-stock: 458000


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STM32F103RCT6 Product Details

The STM32F103RCT6 is a microcontroller unit (MCU) from STMicroelectronics' STM32F1 series. It is based on the ARM Cortex-M3 core, which provides high performance, low power consumption, and a rich set of peripherals. 

The STM32F103RCT6 has 256 KB of flash memory, 20 KB of SRAM, and operates at a maximum frequency of 72 MHz. It also features a variety of communication interfaces, including USB, USART, I2C, and SPI, as well as a range of timers, ADCs, and other peripherals. 



  • Based on ARM Cortex-M3 core

  • 256 KB of flash memory

  • 20 KB of SRAM

  • Up to 72 MHz operating frequency

  • Communication interfaces: USB, USART, I2C, SPI

  • Up to 6 timers and 2 ADCs

  • Other peripherals: GPIO, DMA, RTC, watchdog timer, interrupt controller, brown-out detector, power management unit

  • LQFP-64 package/case

  • Wide operating temperature range of -40°C to 85°C

STM32F103RCT6 Products


  • Industrial automation

  • Consumer electronics

  • Automotive systems

  • Motor control

  • Power management

  • Human machine interface

  • Medical equipment


The STM32F103CBT6, STM32F103RBT6 and STM32F103ZCT6 can be used as a replacement for STM32F103RCT6.

STM32F103RCT6 Block Diagram
(Picture: Diagram)

Technical Parameters

  • Manufacturer
  • STMicroelectronics
  • Product Family
  • STM32F1
  • Model
  • STM32F103RCT6
  • Core
  • ARM Cortex-M3
  • Flash Memory
  • 256 KB
  • SRAM
  • 20 KB
  • Operating Frequency
  • Up to 72 MHz
  • Communication Interfaces
  • System.Collections.ArrayList
  • Timers
  • Up to 6
  • ADCs
  • Up to 2
  • DACs
  • None
  • Other Peripherals
  • System.Collections.ArrayList
  • Package / Case
  • LQFP-64

STM32F103RCT6 Equivalent Parts

For the STM32F103RCT6 component, you may consider these replacement and alternative parts.

Models Manufacturer Package/Case Description
STM32F103C8T6 ST LQFP-48 MCU 32-bit STM32 ARM Cortex M3 RISC 64KB Flash 2.5V/3.3V

STM32F103RCT6 Related Products

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1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that STM32F103RCT6 is the original manufacturer or agent of ST?
We have a professional business development department to strictly test and verify the qualifications of ST original manufacturers and agents. All ST suppliers must pass the qualification review before they can publish their STM32F103RCT6 devices; we pay more attention to the channels and quality of STM32F103RCT6 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of STM32F103RCT6 chips? Including ST original factory information, ARM Microcontrollers - MCU application, STM32F103RCT6 pictures?
You can use Jotrin's intelligent search engine, or filter by STM32 32-bit Arm Cortex MCUs ; STM32 Mainstream MCUs ; STM32G4 Series category, or find it through STMicroelectronics, Inc Information page.
Q: Are the ST's STM32F103RCT6 price and stock displayed on the platform accurate?
The ST's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for STM32F103RCT6, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
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Q: What is the process for returns or replacement of STM32F103RCT6?
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 STM32F103RCT6 we delivered, we will accept the replacement or return of the STM32F103RCT6 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 STM32F103RCT6.
(3)The STM32F103RCT6 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
More details about return electronic components please see our Return & Change Policy.
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STMicroelectronics, Inc

ST Microelectronics is a global independent semiconductor company and a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications, and that designs, develops, manufactures and markets a broad spectrum of products....
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