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STM32L052K6U6 - 32MHz USB Cortex-M0+ MCU | STMicroelectronics

Артикул: STM32L052K6U6 ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
Industry-grade embedded solution Vdss 32-UFQFPN (5 x 5 mm) Package 32 MHz Speed 32 KB Memory
От $2.9186 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-10-22
Оптовые цены
Кол-во Цена за ед. Итого
1 $2.9186 $2,92
10 $2.9186 $29,19
100 $2.9186 $291,86
500 $2.9186 $1.459,30
1.000 $2.9186 $2.918,60
3.000 $2.9186 $8.755,80
ℹ️ Все цены указаны в USD

STM32L052K6U6 Обзор

STMicroelectronics STM32L052K6U6 is an ultra-low-power 32-bit ARM Cortex-M0+ microcontroller with a 32 MHz maximum clock, 32 KB flash memory, and USB 2.0 crystal-less connectivity in a 32-pin UFQFPN package measuring 5 mm by 5 mm. The device is designed for energy-sensitive embedded systems that require compact control, serial connectivity, timers, and low power operation.

A microcontroller is a programmable integrated circuit containing a processor core, memory, peripherals, and input/output interfaces. The STM32L0 series belongs to the ARM Cortex-M0+ class of embedded processors, combining a compact instruction set with broad peripheral integration. This product hierarchy places the STM32L052K6U6 within microcontrollers, embedded processors, and the broader semiconductor category.

Key verified features include a 32-bit ARM Cortex-M0+ core, operation up to 32 MHz, 32 KB flash, and USB 2.0 crystal-less connectivity. The 32-pin UFQFPN package supports compact surface-mount layouts where board area is constrained. Its low-power positioning makes it relevant for connected sensors, USB peripherals, industrial controls, and battery-operated equipment, provided that the selected operating modes and peripheral requirements are confirmed against the manufacturer documentation.

The part is suitable when a design needs an Arm Cortex-M0+ control core, USB connectivity, and a compact package. Its 32 MHz clock specification provides a clear performance target for embedded firmware, while the 32 KB flash capacity should be checked carefully against application code size, bootloader requirements, and future updates. The crystal-less USB feature can simplify clock integration, but USB layout, power, firmware, and signal-integrity requirements still require careful implementation.

Before design release, verify the complete pin assignment, electrical limits, memory map, USB support, operating-temperature grade, and package land pattern in the official STMicroelectronics documentation. The supplied verified data confirms the core, clock, flash, USB connectivity, package, and distributor identity, but it does not provide every electrical or pin-level parameter required for a complete hardware design.

This product page combines verified manufacturer and distributor information, structured specifications, application guidance, and design considerations. It is intended to support component identification and sourcing while clearly identifying details that still require confirmation from the official STM32L052K6 datasheet.

Аналоги без доработки для STM32L052K6U6 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

STM32L052K6U7TR

✅ Прямая замена
📦 32-UFQFPN (5 x 5 mm)
Ordering suffix differs; package equivalence and all electrical parameters are from the supplied evidence, so direct compatibility requires confirmation.

📋 Справочный аналог (нет в каталоге)

STM32L052K6U6 Максимальные параметры и электрические характеристики

Product Type 32-bit microcontroller
Processor Core ARM Cortex-M0+
Максимальная тактовая частота 32 MHz
Flash Memory 32 KB
Flash Organization 32K x 8
USB Connectivity USB 2.0 crystal-less
Корпус 32-UFQFPN (5 x 5 mm)
Package Type UFQFPN
Тип монтажа Surface Mount
Architecture ARM Cortex-M0+
Memory Class 32 KB flash microcontroller
Supply Classification Industry-grade embedded solution

Руководство по цоколевке STM32L052K6U6 в корпусе ufqfpn

Цоколевка для STM32L052K6U6 (корпус ufqfpn). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.

Схема цоколевки корпуса ufqfpn для STM32L052K6U6

Нет подробных данных о распиновке для STM32L052K6U6.

Обратитесь к даташиту для полной конфигурации выводов.

Типичное применение

STM32L052K6U6 подходит для 6 применениеs: USB Connected Sensor Node, Battery-Powered Environmental Monitor, USB Data Acquisition Front End, Compact Industrial Control Module, Portable Medical or Wellness Peripheral, USB Firmware Upgrade and Debug Target.

🧩

USB Connected Sensor Node

STM32L052K6U6 fits a compact USB-connected sensor node because the verified listing confirms an ARM Cortex-M0+ core operating up to 32 MHz, 32 KB flash, and USB 2.0 crystal-less connectivity. The MCU can provide local control, digital communication, and firmware execution while occupying a 5 mm by 5 mm 32-pin UFQFPN package. Designers should confirm the exact USB mode, power requirements, transceiver or connector requirements, and USB routing guidance in the official documentation. The 32 KB flash specification should also be checked against application code, boot requirements, and future firmware growth.

🌐

Battery-Powered Environmental Monitor

STM32L052K6U6 is suitable for a battery-powered environmental monitor when low-power operation and compact embedded processing are priorities. Its verified ultra-low-power positioning is relevant to systems that spend substantial time between measurements, while the 32 MHz Cortex-M0+ core provides headroom for control logic and communication firmware. The 32 KB flash capacity may be adequate for small applications, but it must be checked against code size, data retention needs, and update requirements. Verify sleep-mode current, wake-up behavior, analog peripherals, and supply limits in the official datasheet before selecting the operating mode.

🖥️

USB Data Acquisition Front End

The STM32L052K6U6 can serve as the control MCU in a small USB data-acquisition front end when the system needs USB connectivity and a compact controller. The verified 32-bit Cortex-M0+ core at up to 32 MHz supports embedded control tasks, while USB 2.0 crystal-less connectivity simplifies the intended USB clock integration compared with designs requiring a separate crystal arrangement. Actual ADC performance, sample rate, input voltage, and analog-channel count are not present in the supplied data and must be checked before selecting this part. PCB implementation should follow the manufacturer's USB and high-speed signal-layout guidance.

🏭

Compact Industrial Control Module

STM32L052K6U6 can be considered for compact industrial control and automation modules that need a low-power Arm Cortex-M0+ controller with USB connectivity. Its 32 MHz clock, 32 KB flash, and 5 mm by 5 mm UFQFPN package support space-constrained embedded designs. The package can simplify board integration, but industrial requirements such as extended temperature range, supply tolerance, EMC performance, watchdog behavior, and long-term availability are not confirmed by the supplied snippets. Review the complete STMicroelectronics documentation and qualify the assembled module for the target environment before production release.

💊

Portable Medical or Wellness Peripheral

STM32L052K6U6 may fit a portable wellness peripheral that needs local control and USB connectivity in a compact assembly. The ultra-low-power product positioning can help systems manage energy use, while the Cortex-M0+ core and 32 KB flash provide a platform for basic control firmware and communication logic. This use does not imply medical certification; compliance, electrical safety, sensor accuracy, and regulatory requirements must be assessed separately. Confirm operating temperature, analog resources, low-power current, USB behavior, and supported development tools in the official datasheet before selecting it for a medical-adjacent design.

⚡

USB Firmware Upgrade and Debug Target

STM32L052K6U6 is appropriate for a compact embedded target that performs USB-based firmware update, configuration, or debug-related control tasks. USB 2.0 crystal-less connectivity is a verified feature, and the 32-bit Cortex-M0+ core provides the processing platform for a bootloader and application firmware. The 32 KB flash limit requires careful partition planning for bootloader, application, data, and future revisions. A production design should also verify the supported USB bootloader or programming workflow, connector protection, supply sequencing, and exact package pinout from STMicroelectronics documentation.

What is STM32L052K6U6?
STM32L052K6U6 is an STMicroelectronics ultra-low-power 32-bit microcontroller built around the ARM Cortex-M0+ core. According to the verified manufacturer and distributor listings, it operates up to 32 MHz, provides 32 KB of flash memory, supports USB 2.0 crystal-less connectivity, and is packaged in a 32-pin UFQFPN measuring 5 mm by 5 mm. It is intended for compact embedded products where processing capability, USB connectivity, and low-power design are important.
What are the key specifications of STM32L052K6U6 that engineers should know?
The confirmed headline specifications are a 32-bit ARM Cortex-M0+ core, 32 MHz maximum clock, 32 KB flash memory organized as 32K x 8, USB 2.0 crystal-less connectivity, and a 32-pin UFQFPN package measuring 5 mm by 5 mm. The verified distributor data also describes it as an ultra-low-power microcontroller. Input-voltage limits, SRAM size, GPIO count, temperature range, and detailed timing values are not included in the supplied evidence and must be confirmed in the official STMicroelectronics documentation.
Is STM32L052K6U6 suitable for USB applications?
Yes, STM32L052K6U6 is suitable for USB applications because the official STMicroelectronics listing identifies USB 2.0 crystal-less connectivity as a product feature. That feature can reduce clock-integration complexity, although a complete USB design still requires checking the supported USB mode, electrical characteristics, firmware requirements, power supply, connector, routing, and layout guidance. Use the manufacturer datasheet and USB reference guidance before finalizing the circuit.
Where can I buy STM32L052K6U6 online?
STM32L052K6U6 can be found through the verified distributor listings, including DigiKey, Mouser, and LCSC. The supplied LCSC result reports a listed starting price of $2.9186 and describes the part as in stock, while the other distributor pages provide product and datasheet access. Availability and price can change, so confirm the current quantity, suffix, delivery terms, and manufacturer authorized-channel status at the distributor before placing an order.
What is the price of STM32L052K6U6?
The verified LCSC listing reports a starting price of $2.9186 for STM32L052K6U6 as of 2026-10-23. This is a listed starting price, not a guaranteed quote for every quantity or shipment configuration. The supplied data does not provide verified volume-break prices, so the remaining pricing tiers are retained as the same reference value rather than being presented as confirmed quotations.
What is the lead time for STM32L052K6U6?
The verified data confirms distributor availability and a listed starting price, but it does not provide a numerical manufacturer or distributor lead time for STM32L052K6U6. The LCSC result describes the component as in stock, while the other listings request live inventory and pricing. For a production schedule, request a dated quotation from the distributor and confirm the exact package suffix and authorized supply before treating the part as planned material.
Is STM32L052K6U6 in stock?
STM32L052K6U6 is reported as in stock by the verified LCSC product listing as of 2026-10-23. The DigiKey and Mouser listings also provide live product pages, but their snippets do not independently establish inventory quantity. Stock is time-sensitive, so confirm current available quantity, date code, lot traceability, and delivery date with the seller before committing to a production build.
What is the difference between STM32L052K6U6 and STM32L052K6U7TR?
The verified data identifies STM32L052K6U6 as a 32-pin UFQFPN device, while the cross-reference result identifies STM32L052K6U7TR as a separate ordering code without providing a verified package or pin-compatibility comparison. A U7TR suffix may represent a different ordering or packaging variant, but the supplied evidence is insufficient to claim that it is pin-to-pin compatible. Compare the official ordering information, package drawing, temperature grade, and device revision before substitution.
When should I choose STM32L052K6U6 over another STM32 microcontroller?
Choose STM32L052K6U6 when a design specifically benefits from the confirmed combination of an ARM Cortex-M0+ core, 32 MHz maximum operation, 32 KB flash, USB 2.0 crystal-less connectivity, and a compact 32-pin UFQFPN package. Do not choose it solely because it is labeled ultra-low-power without checking the required peripherals, memory, voltage range, temperature grade, and USB implementation. The supplied evidence does not establish a complete cross-family replacement matrix.
Can STM32L052K6U6 replace STM32F101C8U6?
STM32F101C8U6 is not established as a drop-in replacement for STM32L052K6U6 by the supplied data. The available comparison result discusses differences but does not verify identical package dimensions, pin assignment, memory map, USB support, voltage levels, or peripheral compatibility. Treat the two devices as different STM32 families until each parameter and footprint is checked against official documentation; functional replacement would generally require board-level and firmware validation.
Can STM32F103CBU6 replace STM32L052K6U6?
STM32F103CBU6 is not verified as a pin-compatible or drop-in replacement for STM32L052K6U6. The supplied comparison result does not confirm the required 32-pin UFQFPN footprint, USB 2.0 crystal-less functionality, Cortex-M0+ register compatibility, memory organization, or peripheral mapping. A redesign or careful cross-reference review may be required because STM32F103CBU6 belongs to a different STM32 family and its suitability cannot be inferred from a generic MCU comparison.
What is the best STMicroelectronics equivalent for STM32L052K6U6?
The supplied evidence does not identify a verified same-package STMicroelectronics alternative for STM32L052K6U6. The official family page covers STM32L052x6/8 devices, but the search results do not provide a complete compatible ordering code, pinout comparison, or parametric table for a direct replacement. Use the STM32L052 family documentation and distributor parametric tools to identify an exact package and pin-compatible option rather than assuming that another STM32L0 code is interchangeable.
Where can I download the STM32L052K6U6 datasheet PDF?
The official STMicroelectronics product page is the most appropriate starting point for the STM32L052K6U6 datasheet and family documentation: https://www.st.com/en/microcontrollers-microprocessors/stm32l052k6.html. The verified search results also identify an Octopart datasheet page and DigiKey documentation links. Download the current official document and confirm that its ordering table includes STM32L052K6U6, because family pages may contain related STM32L052x6/8 variants rather than one part-specific document.
Where can I find the STM32L052K6U6 pinout?
The STM32L052K6U6 pinout should be taken from the official STMicroelectronics device documentation because the verified search results confirm the package as 32-UFQFPN, 5 mm by 5 mm, but do not provide the complete numbered pin table. Start with the official STM32L052K6 product page, open the package drawing or datasheet, and map the exposed pad and power pins exactly as shown. Do not rely on a generic STM32 pinout image for PCB layout.
What power and thermal considerations apply to STM32L052K6U6?
The verified data identifies STM32L052K6U6 as ultra-low-power but does not provide supply voltage, active current, sleep current, thermal resistance, or junction-temperature limits. The MCU's package is 32-UFQFPN at 5 mm by 5 mm, so copper area and exposed-pad handling will affect thermal performance. Use the official datasheet for current by operating mode and thermal limits, then estimate board-level dissipation from the actual supply voltage, load current, duty cycle, and ambient temperature.

Справочные инженерные данные для STM32L052K6U6 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose STM32L052K6U6 when the design needs the verified combination of an ARM Cortex-M0+ core, 32 MHz maximum clock, 32 KB flash, USB 2.0 crystal-less connectivity, and a compact 32-pin UFQFPN package. It is a strong fit for compact USB-connected controls, sensor nodes, and embedded equipment where low-power-oriented design matters. However, the supplied data does not confirm SRAM, ADC resources, GPIO count, voltage range, temperature grade, or exact pinout, so those requirements must be checked before commitment. STM32L052K6U7TR may be a related ordering code, but it should not be treated as a drop-in substitute without verifying the package, pinout, memory, and electrical differences. STM32F101C8U6 and STM32F103CBU6 are different MCU families and are not verified replacements. For production sourcing, confirm current inventory, lifecycle status, lot traceability, and the complete manufacturer datasheet.

Сравнение с аналогами

Параметр Этот товар STM32L052K6U7TR
Package 32-UFQFPN (5 x 5 mm) 32-UFQFPN (5 x 5 mm) - package identity requires confirmation
Brand STMicroelectronics STMicroelectronics

Ключевые отличия

  • USB 2.0 crystal-less connectivity (против STM32L052K6U7TR)
  • Compact 32-pin UFQFPN integration (против STM32F101C8U6)
  • ARM Cortex-M0+ processing target (против STM32F103CBU6)

Заметки по проектированию

The verified material identifies STM32L052K6U6 as ultra-low-power but does not provide mode-specific current values or supply-voltage limits. Before layout and firmware release, select the intended operating modes, calculate average consumption from the actual duty cycle, and verify the regulator headroom against the official datasheet. For USB systems, include the required bus-powered or self-powered strategy and confirm the MCU's USB electrical and clock requirements rather than assuming that a low-power label guarantees USB compliance.

The confirmed package is 32-UFQFPN, 5 mm by 5 mm, but the complete pin table is not present in the supplied data. Create the land pattern from the official package drawing, including exposed-pad geometry, solder-mask and paste recommendations, and thermal-via requirements. Keep decoupling and power routing close to the relevant pins, and route USB differential pairs as a controlled impedance pair. Do not build a PCB from an image search or generic STM32L0 footprint.

The ordering suffix U6 and package suffix can affect interpretation of the part's qualification, temperature grade, and shipment configuration. The supplied cross-reference result mentions STM32L052K6U7TR, but it does not establish that the two orderable devices are interchangeable. Verify the manufacturer ordering table, pinout, package drawing, memory configuration, temperature grade, and lifecycle status before using a different suffix as a replacement or alternate-source part.

If the board uses USB, treat USB routing as a signal-integrity task rather than only a connectivity feature. Follow STMicroelectronics USB layout guidance for differential impedance, reference-plane continuity, connector placement, protection, and return paths. The supplied data confirms USB 2.0 crystal-less connectivity but does not provide the complete electrical limits, so validate clock, voltage, ESD, and firmware requirements against the official documentation and applicable product specifications.

Информация о соответствии

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Без свинца
Unknown
Без галогенов
Unknown
Конфликтные минералы
Unknown

The supplied verified data does not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. Confirm these declarations from the current STMicroelectronics product documentation and the applicable distributor or manufacturer records.

Данные проверены: 2026-10-23 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

STMicroelectronics STM32L052K6U6 STM32L052K6U7TR ARM Cortex-M0+ STM32L0 microcontroller 32-bit microcontroller embedded processor semiconductor USB 2.0 crystal-less USB 32 MHz 32 KB flash 32K x 8 flash 32-UFQFPN 5 mm by 5 mm package surface mount ultra-low-power low-power embedded control USB-connected sensor node battery-powered environmental monitor firmware ARM Cortex-M0+ ecosystem STM32F101C8U6 STM32F103CBU6
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