STM32L052K6U6 - 32MHz USB Cortex-M0+ MCU | STMicroelectronics
料号： STM32L052K6U6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 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 |
STM32L052K6U6 概述
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.
直接替换替代料： STM32L052K6U6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
STM32L052K6U7TR
✅ 直接替换📋 参考替代料（不在目录中）
STM32L052K6U6 最大额定值与电气特性
| Product Type | 32-bit microcontroller |
| Processor Core | ARM Cortex-M0+ |
| 最大时钟频率 | 32 MHz |
| Flash Memory | 32 KB |
| Flash Organization | 32K x 8 |
| USB Connectivity | USB 2.0 crystal-less |
| 封装 | 32-UFQFPN (5 x 5 mm) |
| Package Type | UFQFPN |
| 安装类型 | Surface Mount |
| Architecture | ARM Cortex-M0+ |
| Memory Class | 32 KB flash microcontroller |
| Supply Classification | Industry-grade embedded solution |
STM32L052K6U6 ufqfpn 引脚配置指南
STM32L052K6U6（ufqfpn 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： STM32L052K6U6.
请参阅 数据手册 以查看完整引脚配置。
典型应用
STM32L052K6U6 适用于 6 应用s: 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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： STM32L052K6U6 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | STM32L052K6U7TR |
|---|---|---|
| Package | 32-UFQFPN (5 x 5 mm) | 32-UFQFPN (5 x 5 mm) - package identity requires confirmation |
| Brand | STMicroelectronics | STMicroelectronics |
关键差异点
- USB 2.0 crystal-less connectivity （对比 STM32L052K6U7TR)
- Compact 32-pin UFQFPN integration （对比 STM32F101C8U6)
- ARM Cortex-M0+ processing target （对比 STM32F103CBU6)
设计说明
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.
合规信息
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.
