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The most direct "replacement part" for an STM32F103RET6 microcontroller is the exact same part number, which is widely available from electronic component distributors
. Exact Replacement
- STM32F103RET6: This part is a 32-bit ARM Cortex-M3 MCU with 512KB Flash memory in a 64-pin LQFP package. It can be purchased from authorized distributors and online marketplaces:
- DigiKey
- Mouser Electronics
- STMicroelectronics eStore
- eBay (from various sellers)
Potential Alternative Parts (with caution)
If you require an alternative with similar specifications due to supply chain issues or design changes, other parts within the STM32F1 series or even different series (like STM32G0B1RET6, STM32F405RGT6) might be considered, but using these requires careful consideration of the hardware and software compatibility.
- STM32F103RCT6: A closely related part that has 256KB of Flash memory instead of 512KB, but shares the same package and core.
- STM32G0B1RET6: A newer generation part with similar flash memory (512KB) and the same 64-LQFP package, but uses a different core (Cortex-M0+) and has different peripheral integration, which would likely require software and possibly hardware changes.
- STM32F405RGT6: A higher-performance part in the F4 series with 1MB Flash, same 64-LQFP package, but uses a more advanced Cortex-M4 core, requiring significant software adaptation.
Important Note on Alternatives: Microcontrollers have specific pin configurations, memory maps, and peripheral sets. A "replacement" from a different series or even a different part number within the same series may not be a direct drop-in without modifications to the PCB design and the firmware. For most repair or simple replacement purposes, the exact same part number is recommended.
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STM32F103RET6 - LionCircuits
Lion Circuits
https://www.lioncircuits.com › parts › STM32F103RET6
Lion Circuits
https://www.lioncircuits.com › parts › STM32F103RET6
STM32F103RET6 ; Shipment · Ships in 7-10 days ; Services. FabricationAssemblyComponent Sourcing ; Capabilites. FabricationAssemblyComponent Sourcing ; Industries.Read more
₹1,110.27Free delivery
1/2/5/10/50PCS STM32F103 STM32F103RET6 IC ... - eBay
eBay
https://www.ebay.com › itm
eBay
https://www.ebay.com › itm
NEW, ORIGINAL parts. Transistors, and so on. Especially in Hard To Find Parts. We specialize in electronic components. ICs, Capacitors, Diodes, Resistors, LEDs.Read more
$7.87In stock$10.26 delivery
STM32F103RET6 STMicroelectronics - DigiKey
DigiKey
https://www.digikey.com › ... › Microcontrollers
DigiKey
https://www.digikey.com › ... › Microcontrollers
DigiKey Part Number. 497-6444-ND ; Manufacturer. STMicroelectronics ; Manufacturer Product Number. STM32F103RET6 ; Description. IC MCU 32BIT 512KB FLASH 64LQFP.Read more
$10.40In stock$4.99 delivery30-day returns
Buy STM32F103RET6 - ST Online Store
eStore - STMicroelectronics
https://estore.st.com › ... › STM32F103 › STM32F103RE
eStore - STMicroelectronics
https://estore.st.com › ... › STM32F103 › STM32F103RE
Order now STM32F103RET6 direct from STMicroelectronics eStore. Prices and availability in real-time, fast shipping.
$12.05In stock$5.99 delivery
STM32F103RCT6TR replacement parts - ICYI
icyi.com
https://www.icyi.com › stm32f103rct6tr-replacement-pa...
icyi.com
https://www.icyi.com › stm32f103rct6tr-replacement-pa...
China supplier of chip sales - STM32F103RCT6TR replacement parts offered by QAIC Tech Limited. Any questions,pls do not hesitate to contact us!
STM32F103RET6 Microcontroller: 72MHz,64-LQFP ...
Utmel
https://www.utmel.com › components › stm32f103ret6-...
Utmel
https://www.utmel.com › components › stm32f103ret6-...
Feb 9, 2022 — The STM32F103RET6 incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core operating at a 72 MHz frequency, high-speed embedded memories.Read more
$40 delivery365-day returns
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STM32F103RET6 STMicroelectronics - Mouser Electronics
mouser.com
https://www.mouser.com › ProductDetail › STM32F10...
mouser.com
https://www.mouser.com › ProductDetail › STM32F10...
Mfr. Part #:. STM32F103RET6TR ; Packaging: Reel, Cut Tape, MouseReel ; Availability: In Stock ; Price: $10.40 ; Min: 1 ...Read more
$12.30In stock$4.99 delivery30-day returns
Supply Embedded Integrated Circuits STM32F103RET6 ...
Alibaba.com
https://www.alibaba.com › product-detail › Supply-Em...
Alibaba.com
https://www.alibaba.com › product-detail › Supply-Em...
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STM32F103RET6 ST Embedded Processors & Controllers
Jotrin Electronics
https://www.jotrin.com › product › parts › STM32F103R...
Jotrin Electronics
https://www.jotrin.com › product › parts › STM32F103R...
STM32F103RET6 Equivalent Parts. For the STM32F103RET6 component, you may consider these replacement and alternative parts. Models, Manufacturer, Package/Case ...Read more
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1/2/5/10/50PCS STM32F103RET6 STM32F1 LQFP-64 ...
eBay
https://www.ebay.com › itm
eBay
https://www.ebay.com › itm
A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a ...Read more
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