STMicroelectronics

STM32F103R6T6A - 72MHz 32-bit MCU | STMicroelectronics

MPN: STM32F103R6T6A ✓ Nakahanda
2.5 V or 3.3 V Vdss 64-pin LQFP, 10 x 10 mm Package 72 MHz Speed 32 KB Flash Memory
MOQ: 1 |

STM32F103R6T6A Ulas

The STMicroelectronics STM32F103R6T6A is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, with 32 KB of Flash memory and 2.5 V or 3.3 V supply operation, housed in a 64-pin LQFP package measuring 10 x 10 mm. It is designed for compact embedded-control systems requiring deterministic real-time processing, serial communications, and general-purpose peripheral integration.

A microcontroller is a semiconductor device that integrates a processor core, Flash program memory, RAM, clocks, interrupt controllers, and peripherals on one integrated circuit. The STM32F103R6T6A belongs to the STM32F1 performance-line family, combining an ARM Cortex-M3 RISC core with the broader microcontroller hierarchy of embedded processor, semiconductor, and electronic control system. Its 32-bit architecture supports efficient handling of control algorithms, communication protocols, and digital logic.

The principal verified features include a 72 MHz Cortex-M3 core, 32-bit processing, 32 KB of Flash, 64-pin LQFP packaging, and operation from 2.5 V or 3.3 V. The manufacturer describes the STM32F103x4 and STM32F103x6 devices as a performance-line family for 32-bit RISC processing. USB, CAN, and timer capabilities are associated with this family in the available family documentation, although complete peripheral details and electrical limits are not included in the supplied excerpts.

The 64-pin LQFP package exposes substantially more I/O than smaller 48-pin STM32F103 variants, making the device useful where an application requires multiple serial interfaces, timers, analog inputs, or digital control signals. Its 72 MHz clock rate provides more instruction throughput than lower-frequency Cortex-M3 devices while retaining compatibility with the established STM32 embedded ecosystem. Exact RAM capacity, flash organization, timer channels, and peripheral ratings require confirmation from the manufacturer datasheet.

Typical applications include industrial control modules, USB-connected data loggers, CAN-based equipment, motor and actuator controllers, communication interfaces, and compact consumer appliances. A design should use the manufacturer's pin, electrical-characteristic, clock, and application guidance to confirm every peripheral and signal.

PCB design should provide a stable 3.3 V supply, decoupling close to the power pins, an appropriate oscillator network, and clean grounding for communication interfaces. The exposed 64-pin footprint also requires careful fan-out and signal-integrity review when used with fast external buses or long board routes.

This page consolidates the verified distributor and manufacturer information, package-level alternatives, procurement details, and application-oriented design guidance. It also distinguishes explicitly verified specifications from parameters that still require confirmation from the official STM32F103R6T6A technical documentation.

Mga alternatibo na pwedeng ilagay na STM32F103R6T6A — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.

Variante sa Seri na ito

Katulad na modelo sa serye na katugma sa pagpasok STM32F103R6T6A (parehas na form factor at footprint) — pagkakaiba sa Package, Product Type, Flash Memory, RoHS Status.

STMicroelectronics
Package: 64-TFBGA, 5 x 5 mm
Flash Memory: 32 KB
RoHS Status: Compliant
Ikabit sa STM32F103R6T6A →
STMicroelectronics
Package: VFQFPN-48, 7 mm x 7 mm, 0.5 mm pitch
Product Type: 32-bit ARM Cortex-M3 RISC microcontroller
Flash Memory: 32 KB (32K x 8)
Ikabit sa STM32F103R6T6A →

STM32F103R6H6A

✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo
STMicroelectronics
📦 LQFP-64 (10 x 10 mm)
32-bit ARM Cortex-M3 microcontroller · Arm Cortex-M3 · 72 MHz · 90 DMIPS · 1.25 DMIPS/MHz · 32 KB · 2 V to 3.6 V

Magkontak para sa presyo

Tingnan ang Datasheet →

STM32F103R8T6A

✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo
📦 LQFP-64 (10 x 10 mm)
Same STM32F103R6 64-pin platform at 72 MHz, but Flash is larger than the target's verified 32 KB; the exact additional Flash capacity and package details require manufacturer confirmation.

📋 Alternatibo na Reference (hindi sa katalogo)

STM32F103RC6A

✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo
📦 LQFP-64 (10 x 10 mm)
Uses the 64-pin STM32F103R6 footprint and 72 MHz Cortex-M3 architecture, while its C6 Flash configuration differs from the target's verified 32 KB; memory and peripheral differences require confirmation.

📋 Alternatibo na Reference (hindi sa katalogo)

STM32F103RE6A

✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo
📦 LQFP-64 (10 x 10 mm)
Shares the STM32F103R6 64-pin architecture and 72 MHz CPU class, but the E6 variant provides a different Flash-density option from the target's 32 KB configuration; boot and firmware implications require review.

📋 Alternatibo na Reference (hindi sa katalogo)

GD32F103R6T6

✅ Drop-In
📦 LQFP-64 (10 x 10 mm)
Reported P2P-compatible cross-brand option with the same 64-pin footprint, but maximum frequency is 108 MHz versus 72 MHz, a 50% increase requiring clock, flash wait-state, and timing validation.

📋 Alternatibo na Reference (hindi sa katalogo)

STM32F103R6T6A Mga Pinakamataas na Rating at Electrical Characteristics

Product Type 32-bit ARM Cortex-M3 microcontroller
Maximum CPU Frequency 72 MHz
Core Architecture ARM Cortex-M3 32-bit RISC
Program Memory 32 KB Flash
Flash Organization 32K x 8 bits
Volte ng Pagbibigay 2.5 V or 3.3 V
Packhaging 64-pin LQFP, 10 x 10 mm
Bilang ng Pin 64 pins
Uri ng Pagpapasok Surface mount
Packaging Tray

Gabay sa Pin Configuration ng STM32F103R6T6A 64-pin lqfp, 10 x 10 mm

Pin configuration para sa STM32F103R6T6A (64-pin lqfp, 10 x 10 mm package). Kasama sa digital IC na ito ang GPIO, mga communication interface (UART, SPI, I2C), at mga power pin. Sumangguni sa datasheet ng manufacturer para sa mga alternatibong function ng pin at mga opsyon sa configuration. Mahalaga para sa disenyo ng embedded system at PCB layout.

Pinout diagram ng 64-pin lqfp, 10 x 10 mm package para sa STM32F103R6T6A

Wala ng detalyadong pinout data na magagamit para sa STM32F103R6T6A.

Sumangguni sa datasheet para sa buong pin configuration.

Tipikal na mga Gamit

STM32F103R6T6A ay nararapat para sa 6 aplikasyons: Industrial Control Modules, USB Communication Devices, CAN-Based Equipment, USB-to-CAN Gateway, Motor and Actuator Controllers, Data Logging and Sensor Hubs.

🏭

Industrial Control Modules

The STM32F103R6T6A fits compact industrial control modules that combine real-time logic acquisition with actuator or human-interface signals. Its 72 MHz ARM Cortex-M3 core provides higher instruction throughput than slower general-purpose microcontrollers, while the 64-pin LQFP exposes substantially more I/O than smaller STM32F103 packages. The verified 32 KB Flash must cover the control firmware, bootloader, and parameter data. Designers should map required timers, ADC channels, and communication pins against the official package drawing, then isolate switching-node energy from sensitive analog and communication paths.

🔌

USB Communication Devices

The STM32F103R6T6A can serve as the control device in USB-connected peripherals, adapters, and service tools because it combines a 72 MHz Cortex-M3 core with a generous 64-pin package. The available family description associates STM32F103 performance-line devices with USB and CAN capabilities, although the exact USB electrical and protocol requirements of this ordering code must be checked in the manufacturer datasheet. Firmware development should use the appropriate STM32 USB stack and account for the target's verified 32 KB Flash limit when sizing descriptors, boot code, and application functions.

🌐

CAN-Based Equipment

The STM32F103R6T6A is applicable to CAN-connected sensors, building controls, and industrial accessories because the STM32F103 family is identified with CAN functionality and provides 64 pins for supporting interfaces. A board using this MCU should reserve the required CAN transceiver, termination, common-mode protection, and connector resources while keeping the 72 MHz MCU and 32 KB Flash operating region within its design budget. The exact CAN bit timing, peripheral resources, and transceiver interface must be verified against the official STM32F103R6 documentation before release.

🖥️

USB-to-CAN Gateway

The STM32F103R6T6A is well suited to a compact USB-to-CAN gateway because its 72 MHz Cortex-M3 core can coordinate protocol conversion between a USB host and an industrial CAN bus. The 64-pin LQFP allows USB, CAN, status indicators, configuration interfaces, and protection logic to coexist without an extremely dense footprint. Firmware size must be evaluated against the verified 32 KB Flash, and the final design must confirm USB and CAN electrical requirements from the manufacturer datasheet. Isolation, surge protection, and bus termination are separate system-level design decisions.

🤖

Motor and Actuator Controllers

The STM32F103R6T6A can implement compact motor, solenoid, and actuator controllers where real-time control must be combined with multiple digital I/O functions. Its 72 MHz 32-bit core provides computational margin for closed-loop control and communication, while 64 pins allow the controller to combine timer outputs, feedback inputs, status LEDs, and serial diagnostics. The exact timer channels, PWM frequency, encoder interfaces, and ADC performance must be confirmed before assigning pins. Power-stage layout requires separate high-current paths, local bulk decoupling, and careful control-signal isolation.

🧩

Data Logging and Sensor Hubs

The STM32F103R6T6A can support compact sensor hubs and data loggers that sample inputs, format records, and forward results through a serial or network interface. The 72 MHz Cortex-M3 core is suitable for protocol handling, and the 64-pin package leaves room for multiple sensors and expansion interfaces. The verified 32 KB Flash is the principal constraint and should be budgeted before adding protocols or buffered storage. Because the supplied excerpts do not confirm RAM, ADC channels, or sensor interfaces, designers must select them from the official datasheet and account for acquisition accuracy and conversion timing.

What are the key specifications of STM32F103R6T6A that engineers should know?
The STM32F103R6T6A is a 32-bit ARM Cortex-M3 microcontroller rated for operation up to 72 MHz, with 32 KB of Flash memory and a 64-pin LQFP package measuring 10 x 10 mm. According to the STMicroelectronics STM32F103R6 product page and DigiKey listing, the device is intended for 2.5 V or 3.3 V operation. These are the core verified facts; RAM, GPIO count, ADC performance, and detailed electrical limits must be confirmed in the official STM32F103R6T6A datasheet.
Where to buy STM32F103R6T6A online?
The STM32F103R6T6A can be found at DigiKey, Mouser, and Octopart, with the verified product pages linked in this record. DigiKey describes the part as available to buy and shipping today, while Mouser lists inventory, pricing, and technical data, and Octopart compares offers from multiple distributors. The exact live price and quantity availability should be confirmed on the distributor page because the supplied web results contain no numeric price table.
What is the price of STM32F103R6T6A?
A numeric unit price for STM32F103R6T6A is not available in the supplied verified data, so no selling price should be inferred from the search snippets. DigiKey, Mouser, and Octopart provide live procurement listings, with Octopart identifying price comparison across eight distributors. Check the current distributor quote as of 2026-10-30, including quantity breaks, tax, and shipping, before using the part in a production BOM.
What is the lead time for STM32F103R6T6A?
The verified DigiKey listing states that the STM32F103R6T6A ships today, but it does not provide a numeric manufacturer lead time or a guaranteed stock quantity. As of 2026-10-30, the listing indicates immediate-order availability rather than a formal lifecycle lead-time commitment. For production planning, obtain the current on-hand quantity and scheduled-delivery estimate from the distributor and the STMicroelectronics product page.
Is STM32F103R6T6A in stock?
The verified DigiKey result states “Buy now, ships today” for STM32F103R6T6A, indicating that the distributor listing was presented as immediately orderable on 2026-10-30. This is not a guarantee of a fixed stock quantity or uninterrupted supply. Mouser and Octopart also provide inventory-related listings, so production buyers should verify the current quantity, date code, and authorized distribution status before placing a large order.
What is the difference between STM32F103R6T6A and STM32F103R8T6A?
The STM32F103R8T6A has more program Flash than the STM32F103R6T6A and remains in the STM32F103 performance-line family. The verified target listing specifies 32 KB of Flash for the STM32F103R6T6A, while the exact 64-pin package and 72 MHz operating class of the R8 variant must be confirmed from its manufacturer documentation before substitution. The larger memory is useful for firmware growth, but firmware size, boot behavior, and peripheral configuration still require verification.
STM32F103R6T6A vs GD32F103R6T6 — which is better for a new design?
The STM32F103R6T6A is preferable when validated STM32 tooling, libraries, and established software support are priorities, while the GD32F103R6T6 is a possible cost-focused alternative supported by a published P2P cross-reference. According to the cited cross-reference material, GD32F103 reaches up to 108 MHz rather than the target's 72 MHz, so clock, flash wait-state, library, and qualification requirements must be revalidated. The GD32 device is not a guaranteed production drop-in.
What can replace STM32F103R6T6A?
Same-family STM32F103R6H6A, STM32F103R8T6A, STM32F103RC6A, and STM32F103RE6A candidates share the broader STM32F103R6 platform, while GD32F103R6T6 is a reported cross-brand P2P candidate. However, differences in temperature grade, Flash capacity, peripheral implementation, clock ceiling, and software support mean each substitution requires pin-by-pin and firmware validation. Confirm the exact 64-pin LQFP land pattern and electrical limits against current manufacturer documentation.
When should I choose STM32F103R6T6A over an STM32F103R8T6A?
Choose the STM32F103R6T6A when the application fits within 32 KB of Flash and the board requires a proven STM32F1 solution. Choose the STM32F103R8T6A when firmware, boot code, logging, or future expansion requires additional program memory while retaining the 64-pin STM32F103R6 platform. The target's verified advantages are its established 32 KB Flash configuration and 72 MHz Cortex-M3 operation; compare current prices and exact package pinouts before finalizing the selection.
Is STM32F103R6T6A suitable for industrial control and communication equipment?
The STM32F103R6T6A is suitable for many industrial-control and communication designs because it combines a 72 MHz 32-bit Cortex-M3 core with 64 pins and 32 KB of Flash in a compact 10 x 10 mm LQFP. Its larger pin count provides more I/O options than smaller STM32F103 packages. The final suitability depends on the required UART, SPI, I2C, CAN, USB, ADC, timer, temperature-range, and safety requirements, which must be checked in the official datasheet.
Where to download the STM32F103R6T6A datasheet PDF?
The official STMicroelectronics STM32F103R6 product page is the preferred starting point for the STM32F103R6T6A documentation: https://www.st.com/en/microcontrollers-microprocessors/stm32f103r6.html. The supplied search results also include datasheet portals and an Octopart datasheet link. Use the manufacturer document to verify the final pinout, electrical characteristics, memory map, package dimensions, errata, and ordering information before hardware release.
Where can I find the STM32F103R6T6A pinout?
The STM32F103R6T6A pinout should be obtained from the official STMicroelectronics STM32F103R6 documentation rather than inferred from distributor metadata. The verified package is a 64-pin LQFP with a 10 x 10 mm body. The supplied excerpts do not include individual pin names or the package pin-numbering drawing, so this record does not publish a potentially inaccurate 64-entry pinout. Download the manufacturer package drawing and compare it with the PCB symbol and footprint.
What is the best cross-brand equivalent for STM32F103R6T6A?
The GD32F103R6T6 is the best-supported cross-brand candidate in the supplied data because a dedicated cross-reference describes it as P2P-compatible with the STM32F103R6T6. It is not a guaranteed drop-in: the cited guide reports a 108 MHz maximum clock versus 72 MHz for the STM32F103R6T6A and requires review of flash wait states and timing. Production use therefore requires schematic verification, firmware porting or validation, and independent testing of communications and peripherals.
Can STM32F103R6T6A replace STM32F101C8U6?
The STM32F103R6T6A should not be treated as a direct replacement for the STM32F101C8U6 without a board-level redesign. The available comparison data distinguishes the two products, and their package pin counts, memory configurations, and peripheral resources differ; the STM32F101C8U6 designation also uses a smaller 48-pin package class. A migration would require checking every used pin, power configuration, clock source, memory requirement, and firmware dependency rather than relying only on shared ARM Cortex-M3 architecture.
What is the lifecycle status of STM32F103R6T6A?
The STM32F103R6T6A is presented as a current STMicroelectronics performance-line product with active manufacturer and distributor pages as of 2026-10-30. The supplied excerpts do not include a formal Product Status field, planned obsolescence notice, or lifecycle-transition date, so no future supply guarantee should be inferred. For long-lived industrial programs, monitor the official product page for lifecycle statements and maintain a controlled BOM strategy.
How should the STM32F103R6T6A power supply and PCB layout be designed?
The STM32F103R6T6A should be supplied from a stable 2.5 V or 3.3 V rail and decoupled according to the manufacturer application guidance. Place required bypass capacitors close to the corresponding power pins, provide a clean ground-return path, and keep sensitive oscillator and communication routes away from high-current switching nodes. The verified excerpts do not provide capacitor values or complete layout constraints, so consult the official electrical-characteristics and application sections before finalizing component values.

Impormasyon ng Talumpati sa Engineering for STM32F103R6T6A — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.

Paunawang Hanapin

Choose the STM32F103R6T6A when an embedded design requires a 72 MHz ARM Cortex-M3 core, a verified 32 KB Flash configuration, and 64 pins in a 10 x 10 mm LQFP package. It is particularly appropriate when existing STM32F1 firmware, tools, and peripheral expertise reduce integration risk. Select the STM32F103R8T6A, STM32F103RC6A, or STM32F103RE6A when their larger or differently organized memory options solve a firmware-capacity problem, but verify the exact memory map and boot behavior. Consider STM32F103R6H6A when its temperature grade is appropriate for the deployment. The GD32F103R6T6 may be attractive for cost-focused sourcing, but its different firmware ecosystem and reported 108 MHz ceiling make it a qualified alternative rather than an automatic drop-in. No replacement should be released without schematic, timing, peripheral, and firmware validation.

Ikabit sa Mga Alternatibo

Parametro Ito ang Producto STM32F103R6H6A STM32F103R8T6A STM32F103RC6A STM32F103RE6A GD32F103R6T6
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics GigaDevice
Package LQFP-64 (10 x 10 mm) LQFP-64 (10 x 10 mm) LQFP-64 (10 x 10 mm) LQFP-64 (10 x 10 mm) LQFP-64 (10 x 10 mm) LQFP-64 (10 x 10 mm)
Maximum CPU Frequency 72 MHz 72 MHz 72 MHz 72 MHz 72 MHz Up to 108 MHz
Software Ecosystem STM32F1 / STM32 standard peripheral library and STM32Cube support STM32F1 family STM32F1 family STM32F1 family STM32F1 family GD32 firmware and library environment

Pangunahing mga Pagkakaiba

  • Established STMicroelectronics STM32F1 software ecosystem (kumpara saGD32F103R6T6)
  • Verified 72 MHz operating class (kumpara saGD32F103R6T6)
  • Exact 32 KB Flash configuration for the target application (kumpara saSTM32F103R8T6A)

Talaan ng Disenyo

Power the STM32F103R6T6A from a stable 2.5 V or 3.3 V rail as specified by the manufacturer. Place the required bypass capacitors directly beside their associated power pins and provide adequate local bulk capacitance for switching loads on the same board. Separate analog, digital, and high-current return paths where possible so that motor, relay, or transceiver current does not produce ground movement across the MCU.

Verify the 64-pin LQFP land pattern against the current STMicroelectronics package drawing before releasing the PCB. Check pin-1 orientation, exposed pad requirements if applicable, pad dimensions, solder-mask clearance, and courtyard spacing rather than relying solely on the 10 x 10 mm body size. Because the supplied data does not include the official pin table, compare every PCB-library pin name and alternate function with the manufacturer package drawing.

Keep oscillator traces short, symmetrical, and separated from high-current switching paths. Route CAN, USB, and other communications away from inductors, relays, and motor-drive nodes, and use a continuous ground plane unless the complete system architecture requires a deliberate split. For mixed-signal measurements, partition the ADC inputs from digital switching activity and follow the manufacturer's application recommendations for grounding and filtering.

Do not treat a shared ARM Cortex-M3 core or a 64-pin footprint as proof of drop-in compatibility. The STM32F103R8T6A, STM32F103RC6A, and STM32F103RE6A candidates differ in memory organization, while GD32F103R6T6 introduces a different library environment and a reported 108 MHz clock ceiling. Validate Boot configuration, interrupt mappings, peripheral pin assignments, timing, and firmware before production substitution.

Impormasyon ng Pagsunod sa Kautusan

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Walang Lead
Unknown
Walang Halogen
Unknown
Mga Conflict Mineral
Unknown

The supplied verified snippets do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is marked not applicable because the available product information does not identify this ordering code as an automotive-qualified variant.

Data napatotohanan sa: 2026-10-30 — impormasyon na pinatunayan at pinapatakbo ng pangkat ng engineering ng XAIPART's component engineering team

Kaugnay na Hanapin

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Mga kaugnay na Mga Komponente at mga Tuntunin

STMicroelectronics STM32F103R6T6A STM32F103R6 STM32F103R6H6A STM32F103R8T6A STM32F103RC6A STM32F103RE6A GD32F103R6T6 GigaDevice ARM Cortex-M3 32-bit RISC core microcontroller embedded processor semiconductor STM32F1 performance-line family Flash memory LQFP-64 10 x 10 mm LQFP surface mount 72 MHz 32 KB Flash 2.5 V 3.3 V USB CAN industrial control data logging motor control
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