STMicroelectronics

STM32F103VEH6 - 32-Bit 72MHz Cortex-M3 MCU | STMicroelectronics

Référence : STM32F103VEH6 ✓ Actif
En stock Expédié sous 1 à 3 jours ouvrés
100-pin LQFP Package 72 MHz Speed 512 KB Memory
À partir de $9.3128 USD / unité
MOQ : 1 |
Prix mis à jour : 2026-10-21
Tarifs dégressifs
Qté Prix unitaire Total
1 $9.3128 $9,31
10 $9.3128 $93,13
100 $9.3128 $931,28
500 $9.3128 $4 656,40
1 000 $9.3128 $9 312,80
ℹ️ Tous les prix sont en USD

STM32F103VEH6 Présentation

The STMicroelectronics STM32F103VEH6 is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, with 512 KB of Flash memory and USB, CAN, 11 timers, 3 ADCs, and 13 communication interfaces. The STM32F103VEH6 is supplied in a 100-pin LQFP package for high-density embedded control systems. Its combination of processing performance, analog peripherals, connectivity, and extensive I/O makes it suitable for industrial, communications, consumer, and mixed-signal applications where a single MCU can replace multiple discrete components. According to the manufacturer datasheet search result, the device belongs to the STM32F1 high-density performance line and supports 256 KB to 512 KB Flash configurations across the family. The part combines a 32-bit Cortex-M3 core with extensive serial peripherals and timing resources for real-time control. USB and CAN connectivity are especially useful for service interfaces, industrial links, diagnostics, and embedded network bridges. The 512 KB Flash capacity provides more room for application code, protocol stacks, bootloaders, and configuration data than smaller STM32F103 variants, while the 100-pin package exposes a broad set of GPIO and peripheral connections. Typical deployments include USB-to-serial bridges, industrial controllers, CAN nodes, sensor acquisition systems, motor-control platforms, and compact automation equipment. Designers should confirm the exact pin multiplexing, clock configuration, peripheral availability, and package dimensions against the official STM32F103xC, STM32F103xD, and STM32F103xE datasheet before final PCB release. This page combines manufacturer and distributor references, structured specifications, sourcing information, and design guidance.

Alternatives de remplacement direct pour STM32F103VEH6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.

Variantes de cette série

Modèles de la même série directement compatibles avec STM32F103VEH6 (même facteur de forme et même empreinte) — différant par Communication Interfaces, Core, Package, Flash Memory, Series.

Artery
Communication Interfaces: 20, including USBFS
Core: ARM Cortex-M4F with FPU and DSP
Package: LQFP-64 (10x10 mm)
Comparer avec STM32F103VEH6 →
STMicroelectronics
Communication Interfaces: USB, CAN, USART, SPI, I2C
Core: ARM Cortex-M3 32-bit
Package: 100-LQFP (14x14 mm)
Comparer avec STM32F103VEH6 →
STMicroelectronics
Communication Interfaces: USART, SPI, I2C, USB, CAN, SDIO
Core: ARM Cortex-M3, 32-bit RISC
Package: 100-LQFP (14x14 mm)
Comparer avec STM32F103VEH6 →

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

STM32F103VET6

✅ Remplacement direct
STMicroelectronics
📦 100-pin LQFP
ARM Cortex-M3, 32-bit RISC · 72 MHz · 1.25 DMIPS/MHz (Dhrystone 2.1) · 512 KB (512K x 8) · 64 KB · 2.0 V to 3.6 V · 12-bit · 3

✓ En stock

$3.85 / unité

Voir la fiche technique →

STM32F103V8T6

✅ Remplacement direct
STMicroelectronics
📦 100-pin LQFP
ARM Cortex-M3 32-bit · 72 MHz · 64 KB (64K x 8) · 20 KB · 12-bit x 2 · Seven 16-bit timers · USB 2.0 full-speed · CAN 2.0B

✓ En stock

$4.4 / unité

Voir la fiche technique →

STM32F103VBI6

✅ Remplacement direct
📦 100-pin LQFP
Same-family pin-compatible candidate; memory and ordering details differ and must be confirmed before substitution

📋 Alternative de référence (hors catalogue)

GD32F103

✅ Remplacement direct
📦 100-pin LQFP
Pin-to-pin STM32F103 replacement described by web sources, with reported maximum clock of 108 MHz versus 72 MHz; firmware and electrical validation required

📋 Alternative de référence (hors catalogue)

AT32F403ARGT7

✅ Remplacement direct
Artery
📦 100-pin LQFP
ARM Cortex-M4F with FPU and DSP · 240 MHz · 1 MB · 224 KB · 2.6 V to 3.6 V · -40C to +105C · 51 · 17

✓ En stock

$0.9 / unité

Voir la fiche technique →

STM32F103VEH6 Valeurs maximales et caractéristiques électriques

Core ARM Cortex-M3
Processor Bit Width 32 bit
Fréquence d'horloge maximale 72 MHz
Flash Memory 512 KB
Flash Organization 512K x 8 bit
Series STM32F1
Product Type ARM-based high-density performance line microcontroller
USB Supported
CAN Supported
Timer Count 11 timers
ADC Count 3 ADCs
Communication Interfaces 13 communication interfaces
Boîtier 100-pin LQFP
Type de montage Surface Mount

Guide de configuration des broches du STM32F103VEH6 100-pin lqfp

Configuration des broches du STM32F103VEH6 (boîtier 100-pin lqfp). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.

Schéma de brochage du boîtier 100-pin lqfp pour le STM32F103VEH6

Aucune donnée de brochage détaillée disponible pour STM32F103VEH6.

Consultez la fiche technique pour la configuration complète des broches.

Applications typiques

STM32F103VEH6 convient pour 6 applications: USB-to-CAN Industrial Gateway, CAN-Connected Sensor Node, USB Firmware Update Controller, Industrial Data Acquisition Unit, Motor-Control and Timing Platform, Consumer and Communication Controller.

🌐

USB-to-CAN Industrial Gateway

The STM32F103VEH6 fits a USB-to-CAN gateway because the verified device data identifies integrated USB and CAN connectivity, a 72 MHz Cortex-M3 core, 11 timers, and 3 ADCs. The MCU can manage USB command handling, CAN frame processing, local diagnostics, and basic analog supervision without requiring a separate interface controller. Place the MCU beside the appropriate USB and CAN transceivers, route interface traces away from switching nodes, and validate protocol timing under real bus load. The 512 KB Flash configuration provides useful space for firmware, bootloader logic, and communication stacks, although exact peripheral multiplexing and electrical limits must be confirmed from the official datasheet.

📡

CAN-Connected Sensor Node

The STM32F103VEH6 is suitable for a CAN-connected sensor node because the device combines CAN support, three ADCs, and a 72 MHz 32-bit core. The MCU can sample analog sensors, apply filtering and calibration, timestamp measurements, and publish results through a CAN protocol while retaining headroom for local status indicators and configuration storage. Use the ADC inputs with defined analog ground and filtering, and select an external CAN transceiver whose speed, supply, fault protection, and isolation match the installation. Verify ADC accuracy requirements and pin assignments from the manufacturer datasheet before finalizing the node.

🖥️

USB Firmware Update Controller

The STM32F103VEH6 can act as a USB-connected firmware update and configuration controller for embedded equipment. Its verified USB support and 512 KB Flash provide room for a bootloader, application image, and update metadata, while the Cortex-M3 core can handle USB enumeration and flash programming tasks. The design should include a controlled boot-mode entry method, write protection, brownout monitoring, and recovery behavior for interrupted updates. Confirm the exact USB device or host role, clock configuration, flash endurance requirements, and package pin assignments using the official STM32F103xE documentation.

🏭

Industrial Data Acquisition Unit

The STM32F103VEH6 is appropriate for compact industrial data-acquisition equipment because it combines three ADCs, 13 communication interfaces, 11 timers, and a 72 MHz processing core. Engineers can use the MCU to sample analog channels, process sensor data, maintain timing, and bridge the results to USB, CAN, or other serial links. The high-density 100-pin LQFP package provides access to many GPIO and peripheral pins, but analog front-end design remains important: use suitable excitation, filtering, grounding, and protection around each ADC input. Validate scaling, sampling latency, and channel multiplexing against the target measurement accuracy.

⚡

Motor-Control and Timing Platform

The STM32F103VEH6 supports motor-control and timing platforms that require deterministic peripheral resources and a fast 32-bit core. The verified feature set includes 11 timers and three ADCs, enabling motor-drive timing, current or position sensing, fault monitoring, and supervisory control functions. Timer channels and ADC triggers should be assigned only after checking the exact pin mux in the official datasheet, because package pins may be shared with alternate functions. External gate drivers, power-stage protection, current sensing, and emergency shutdown circuitry remain outside the MCU and must be designed for the motor voltage and fault conditions.

📱

Consumer and Communication Controller

The STM32F103VEH6 can serve as a compact control hub in consumer accessories and communication equipment where USB, CAN, timing, and mixed-signal functions are useful. The 32-bit Cortex-M3 core can coordinate user inputs, status indicators, communications, and local control logic, while the 100-pin package exposes a broad peripheral set. For a consumer product, firmware partitioning, brownout behavior, ESD protection, and long-term supply planning should be addressed early. Do not assume that a related STM32F103 MPN is interchangeable without checking suffix-specific temperature, memory, package, and lifecycle requirements.

What is the STM32F103VEH6?
The STM32F103VEH6 is a 32-bit ARM Cortex-M3 microcontroller from STMicroelectronics with a maximum clock frequency of 72 MHz and 512 KB of Flash memory. According to the DigiKey product listing, it belongs to the STM32F1 high-density microcontroller family and includes USB and CAN connectivity. It is packaged for high-density embedded designs requiring extensive GPIO and mixed peripherals.
What is the operating frequency of STM32F103VEH6?
The STM32F103VEH6 operates at up to 72 MHz. This figure is confirmed by the DigiKey listing and the STM32F103 family datasheet search result. The actual operating frequency depends on the clock source, power configuration, firmware setup, and electrical conditions, so the system designer should use the manufacturer clock and power guidelines when configuring the device.
How much Flash memory does STM32F103VEH6 have?
The STM32F103VEH6 provides 512 KB of Flash memory, organized as 512K x 8 bits. The DigiKey listing identifies this memory configuration directly, while the manufacturer search result places the device in a family supporting 256 KB to 512 KB Flash. The larger memory capacity is useful for firmware, bootloader code, protocol stacks, and data tables.
Which peripherals are integrated in STM32F103VEH6?
The STM32F103VEH6 includes USB, CAN, 11 timers, 3 ADCs, and 13 communication interfaces. These peripherals are identified in the manufacturer and distributor search results. The combination supports USB-connected devices, CAN network nodes, precise timing functions, analog signal acquisition, and multi-peripheral industrial communication designs.
What package does STM32F103VEH6 use?
The STM32F103VEH6 uses a 100-pin LQFP surface-mount package. The exact package pinout and exposed-pad details should be confirmed from the official STM32F103xC, STM32F103xD, and STM32F103xE datasheet before PCB routing. The package offers more external connections than smaller STM32F103 variants and is intended for high-density embedded systems.
Where can I download the STM32F103VEH6 datasheet PDF?
The official manufacturer datasheet PDF is available at https://www.st.com/resource/en/datasheet/stm32f103ve.pdf. The search results also identify datasheet repositories at Datasheets.com and Octopart, but the STMicroelectronics link is the preferred source for authoritative ordering, mechanical, and electrical information. Use the manufacturer document for production design decisions.
Is STM32F103VEH6 suitable for CAN-based industrial control?
Yes, the STM32F103VEH6 is suitable for CAN-based industrial control because the manufacturer materials identify integrated CAN support alongside 11 timers and 3 ADCs. Its 72 MHz Cortex-M3 core can manage protocol handling and real-time control tasks, while the high-density package provides extensive external connectivity. Final baud-rate, transceiver, termination, and isolation design must follow the application requirements.
Can STM32F103VEH6 replace STM32F103VET6?
The STM32F103VEH6 may be considered as a same-family alternative to STM32F103VET6, but replacement must be checked carefully. The web cross-reference result identifies the pair as related pin-compatible family variants, while the verified listing confirms 512 KB Flash for STM32F103VEH6. Verify package pinout, temperature grade, clock settings, memory map, and firmware assumptions before approving a substitution.
What is the best drop-in replacement for STM32F103VEH6?
The supplied web data does not establish five verified, production-qualified drop-in replacements for STM32F103VEH6. The RISEIC result mentions STM32F103VET6 as a related pin-compatible alternative, but a true drop-in decision requires confirmation of package, pin functions, electrical ratings, memory organization, and firmware compatibility. Treat the mentioned variant as a candidate requiring engineering validation, not an automatic replacement.
Is STM32F103VEH6 in stock?
The LCSC search result lists STM32F103VEH6 as in stock and gives a starting price of $9.3128. The DigiKey page also provides product, datasheet, pricing, and availability links. Stock levels change by distributor and date, so confirm quantity, lead time, and exact orderable suffix with the selected supplier before releasing a production order.
What is the price of STM32F103VEH6?
The verified LCSC result lists STM32F103VEH6 from $9.3128, and the pricing tiers in this record use that verified value as the available reference price as of 2026-10-21. Actual price depends on quantity, supplier, inventory, and shipping terms. Request a current quotation for production quantities rather than relying on a distributor landing-page price alone.
What is the lead time for STM32F103VEH6?
The verified search results do not provide a guaranteed manufacturer lead time for STM32F103VEH6. LCSC identifies the part as in stock, while DigiKey, Mouser, and other listings provide purchasing links. Confirm current lead time and available quantity directly with the distributor, especially when scheduling production builds or validating a second source.
STM32F103VEH6 vs STM32F103VET6: which is better?
STM32F103VEH6 is the better candidate when the design specifically requires the verified 512 KB Flash configuration and its associated orderable variant. The cross-reference result lists STM32F103VET6 as a related alternative, but the verified data does not provide a complete side-by-side rating for that MPN. Compare exact package, temperature grade, memory, peripherals, clock, lifecycle, and software support before selecting it.
What can replace STM32F103VEH6?
The provided cross-reference data identifies STM32F103VET6 as a related same-family candidate and describes other STM32F103 alternatives, but it does not verify a complete drop-in set. GigaDevice GD32F103 is described by an LCSC guide as pin-to-pin compatible with STM32F103 and operating up to 108 MHz, yet firmware, clock, electrical, and qualification differences still require validation. No alternative should be approved without board-level review.
Is STM32F103VEH6 suitable for USB and CAN mixed-signal designs?
Yes, STM32F103VEH6 is suitable for designs combining USB and CAN because the verified manufacturer and distributor materials identify USB, CAN, 11 timers, and 3 ADCs. Use the internal ADC with appropriate input conditioning for analog measurements, while USB and CAN manage host or network connectivity. External transceivers, protection, grounding, and timing isolation remain essential for robust implementation.
What design considerations apply to STM32F103VEH6 PCB layouts?
Place decoupling capacitors close to the MCU power pins and route high-current and high-speed signals with short return paths. The verified data identifies USB and CAN support, so their interface traces should be controlled and kept away from noisy analog and switching paths. Confirm the official datasheet for pin multiplexing, clock requirements, power sequencing, and package-specific land pattern before fabrication.
Does STM32F103VEH6 support RoHS and REACH compliance?
The supplied verified data does not explicitly state RoHS or REACH status for STM32F103VEH6. Compliance information must be taken from the manufacturer product documentation or declaration for the exact orderable part, rather than inferred from the device family. Consult STMicroelectronics product documentation and your procurement compliance records before using this component in restricted markets.
How do I choose between STM32F103VEH6 and a GigaDevice GD32F103 alternative?
Choose STM32F103VEH6 when STMicroelectronics device continuity, known firmware support, and the verified 512 KB configuration are priorities. Consider a GD32F103 only after checking the same package, pin mapping, memory, clock tree, interrupt behavior, peripherals, electrical limits, and software migration effort. The LCSC guide reports pin compatibility and up to 108 MHz, but those claims do not replace qualification testing.
Where can I buy STM32F103VEH6 online?
STM32F103VEH6 can be purchased through the verified DigiKey and Mouser product listings, with LCSC also showing an in-stock result and a reference price of $9.3128 as of 2026-10-21. Compare authorized-channel status, stock, orderable packaging, and current quotation before ordering. Use the manufacturer datasheet to confirm that the selected suffix matches your mechanical and temperature requirements.

Données de référence d'ingénierie pour STM32F103VEH6 — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose STM32F103VEH6 when your design needs a 72 MHz ARM Cortex-M3 controller, 512 KB Flash, USB, CAN, three ADCs, and 11 timers in a high-density LQFP package. It is a strong fit for industrial gateways, CAN sensor nodes, USB firmware controllers, and compact acquisition equipment. Consider STM32F103VET6 only after confirming the exact memory, suffix, temperature, pinout, and lifecycle requirements. Treat GD32F103 as a potential pin-compatible second source: the web data reports up to 108 MHz and pin compatibility, but clock, firmware, peripheral, and electrical behavior must be tested. AT32F403A may be useful for sourcing diversification, but it is not automatically interchangeable. For any substitute, verify package land pattern, alternate-function mapping, USB and CAN transceivers, power requirements, ADC performance, bootloader assumptions, and production qualification.

Comparaison avec les alternatives

Paramètre Ce produit STM32F103VET6 STM32F103V8T6 GD32F103 AT32F403A
Brand STMicroelectronics STMicroelectronics STMicroelectronics GigaDevice Artery Technology
Package 100-pin LQFP 100-pin LQFP 100-pin LQFP 100-pin LQFP 100-pin LQFP

Principaux différenciateurs

  • Verified 512 KB Flash configuration (vs STM32F103V8T6)
  • Confirmed 72 MHz operating class (vs GD32F103)
  • STMicroelectronics ecosystem continuity (vs AT32F403A)

Notes de conception

Decouple every required MCU supply rail close to its associated pins, using the capacitor values and placement guidance in the official STM32F103xE datasheet. Keep analog and digital return paths controlled, provide a clean reset and clock path, and account for the transient current required by USB and CAN transceiver operation. The verified data confirms USB and CAN support but does not provide the complete power-tree values, so do not infer those values from this summary.

Route USB and CAN interfaces with short, controlled traces and provide the external transceivers specified by the selected interface architecture. Keep switching-regulator loops and high-current motor traces away from ADC inputs and communication lines. The 100-pin LQFP package requires careful fanout and decoupling placement; confirm the land pattern, pin numbering, and exposed thermal or electrical requirements from the official mechanical documentation before release.

Do not treat a related STM32F103 or cross-brand MCU as an automatic drop-in replacement. Check exact suffix, package, memory size, temperature grade, clock tree, peripheral multiplexing, USB and CAN electrical requirements, startup behavior, and firmware dependencies. The supplied cross-reference sources describe candidates such as GD32F103 and AT32F403A, but the data does not provide enough verified detail to approve production substitution without engineering validation.

Informations de conformité

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Sans plomb
Unknown
Sans halogène
Unknown
Minerais de conflit
Unknown

The supplied verified data does not explicitly provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status for STM32F103VEH6. Confirm exact suffix documentation with STMicroelectronics.

Recherches associées

STM32F103VEH6 STM32F103VEH6 datasheet PDF STM32F103VEH6 STMicroelectronics STM32F103VEH6 72MHz Cortex-M3 STM32F103VEH6 512KB Flash STM32F103VEH6 USB CAN ADC STM32F103VEH6 100 pin LQFP STM32F103VEH6 industrial controller STM32F103VEH6 vs STM32F103VET6 STM32F103VEH6 vs GD32F103 STM32F103VEH6 drop-in replacement STM32F103VEH6 buy online STM32F103VEH6 price STM32F103VEH6 lead time STM32F103VEH6 pinout

Composants & termes associés

STMicroelectronics STM32F103VEH6 STM32F103VET6 STM32F103V8T6 STM32F103VBI6 GigaDevice GD32F103 AT32F403A ARM Cortex-M3 STM32F1 32-bit microcontroller embedded microcontroller semiconductor USB CAN ADC timer 512 KB Flash 72 MHz 100-pin LQFP surface mount industrial control sensor acquisition firmware update controller RoHS REACH
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