STM32G071KBU6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics
料号： STM32G071KBU6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.225 | $5.23 |
| 10 | $5.225 | $52.25 |
| 100 | $5.225 | $522.50 |
| 500 | $5.225 | $2,612.50 |
| 1,000 | $5.225 | $5,225.00 |
STM32G071KBU6 概述
A microcontroller is the central processing element of an embedded control system. It integrates a processor core, program memory, data memory, peripherals, and communication interfaces onto one semiconductor device. In the product hierarchy, the STM32G0 family belongs to the Arm Cortex-M class of 32-bit RISC microcontrollers, combining deterministic embedded control with extensive peripheral integration.
Verified distributor information identifies 128 KB of Flash, 36 KB of RAM, a 64 MHz CPU, and four serial communication interfaces. Its 32-UFQFPN package occupies only 5 x 5 mm and includes an exposed pad for PCB-level thermal dissipation. The STM32G071KBU6 is also offered in tray packaging according to distributor data, which can simplify prototyping and low-to-medium-volume assembly planning.
The Arm Cortex-M0+ architecture uses a compact instruction set optimized for embedded workloads rather than application-computing performance. Its operating frequency supports responsive control, peripheral servicing, and connected-product logic while retaining a straightforward programming model. Exact peripheral assignments, GPIO alternate functions, electrical limits, timers, analog features, and memory details must be confirmed against the manufacturer documentation before schematic capture.
Typical design targets include industrial control modules, compact sensor nodes, building automation equipment, consumer accessories, motor-control peripherals, and low-power connected products. The MCU can serve as the supervisory controller for displays, communications, actuators, and data acquisition when the required interfaces and operating limits match the complete STM32G071KB hardware definition.
A key design consideration is exposed-pad layout. The thermal pad must be connected to the intended copper and ground strategy required by the manufacturer package guidance, while supply decoupling and signal-routing decisions must follow the STM32G0 reference design guidance. Firmware replacement also requires review: a physically compatible MCU is not automatically software-compatible if peripheral mappings or register behavior differ.
This product record consolidates verified distributor inventory data, official family information, package details, sourcing links, and replacement-screening limitations. It distinguishes true pin-compatible drop-in candidates from merely related STM32 devices so procurement and engineering teams can make a safer sourcing decision.
直接替换替代料： STM32G071KBU6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM32G071KBU6 （相同外形与封装尺寸） ——差异在于 Package, Flash Memory, Product Type.
快速对比工具——选择替代料号进行并排对比：
STM32G071KBU3
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.78 / 个
查看数据手册 →STM32G071KBU7
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32G071K8U6
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32G071KBU6N
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32G071CBT6TR
✅ 直接替换📋 参考替代料（不在目录中）
STM32G071KBU6 最大额定值与电气特性
| Product Type | 32-bit ARM Cortex-M0+ microcontroller |
| Maximum CPU Frequency | 64 MHz |
| Flash Memory | 128 KB |
| RAM | 36 KB |
| Core Architecture | Arm Cortex-M0+ 32-bit RISC |
| Series | STM32G0 |
| Supported Supply Levels | 1.8 V, 2.5 V, 3.3 V |
| 封装 | 32-UFQFPN (5 x 5 mm) |
| Exposed Pad | Present |
| Serial Communication Interfaces | 4 |
| 安装类型 | Surface mount |
| Packaging | Tray |
| RoHS 状态 | Compliant |
| REACH Status | Compliant |
| Moisture Sensitivity Level | MSL 3 |
STM32G071KBU6 32-ufqfpn (5 x 5 mm) 引脚配置指南
STM32G071KBU6（32-ufqfpn (5 x 5 mm) 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： STM32G071KBU6.
请参阅 数据手册 以查看完整引脚配置。
典型应用
STM32G071KBU6 适用于 6 应用s: Industrial Control Module, Compact Sensor Node, Building Automation Controller, Motor-Control Peripheral, Consumer Accessory Controller, Connected Data-Acquisition Unit.
Industrial Control Module
The STM32G071KBU6 fits compact industrial control modules that coordinate sensors, digital I/O, communications, and actuator logic. Its 64 MHz Arm Cortex-M0+ core provides control-loop responsiveness, while 128 KB of Flash and 36 KB of RAM give embedded firmware room for protocol handlers, state machines, diagnostics, and parameter storage. The 32-UFQFPN 5 x 5 mm package reduces board area without requiring a large microcontroller. The four verified serial communication interfaces are useful when connecting local sensors or downstream controllers. Before production use, verify the exact peripheral assignments, operating-temperature grade, isolation strategy, and exposed-pad layout in the full manufacturer documentation.
推荐
Compact Sensor Node
STM32G071KBU6 is a practical candidate for space-constrained sensor nodes that sample inputs, apply local filtering, record diagnostics, and transmit measurements. The Cortex-M0+ core operates up to 64 MHz for responsive protocol servicing, while 36 KB of SRAM can support buffering and real-time processing. A 128 KB Flash budget accommodates firmware, calibration data, and update logic. Its 5 x 5 mm UFQFPN package leaves more board area for sensors and radio or wired connectivity. Designers should confirm ADC characteristics, timer resources, low-power modes, pin multiplexing, and the exact exposed-pad connection before selecting the final schematic and PCB stack-up.
推荐
Building Automation Controller
The STM32G071KBU6 can serve as the local controller in building-automation equipment such as room-control modules, sensor aggregation units, and compact actuator interfaces. Four verified serial communication interfaces support multiple connectivity choices, while the 64 MHz core handles protocol tasks and deterministic control logic. Its 36 KB RAM and 128 KB Flash balance embedded workload capacity against a small 5 x 5 mm package. For deployment, engineers must validate low-power behavior, supply tolerances, ESD requirements, watchdog strategy, and any environmental qualification appropriate to the installation. Firmware should also be structured so communication retries and sensor faults cannot lock up the controller.
推荐
Motor-Control Peripheral
STM32G071KBU6 is suitable as a supervisory MCU in compact motor-control subsystems where it handles command parsing, sensor monitoring, fault logic, and communication with a dedicated power stage. The 64 MHz Cortex-M0+ core can service timing-sensitive control tasks, and the 128 KB Flash provides space for protocols and diagnostics. The MCU should not be assumed to replace a dedicated gate driver or power MOSFET; instead, it coordinates low-voltage control around those components. Verify available timer channels, capture functions, encoder interfaces, analog inputs, and fault-response timing in the full STM32G071KB documentation before assigning safety-related or production motor functions.
推荐
Consumer Accessory Controller
The STM32G071KBU6 fits compact consumer accessories that combine local buttons, indicators, sensors, and communications in a small PCB. Its 128 KB Flash and 36 KB RAM support application firmware, protocol stacks, and state management, while the 5 x 5 mm UFQFPN package reduces enclosure footprint. Four serial interfaces create options for external modules or service connections, although the exact alternate-function mapping must be checked for the selected pins. Designers should also budget for ESD protection, accessible recovery or firmware update, exposed-pad assembly, and supply filtering. Those checks are essential because a compact package alone does not guarantee production readiness.
推荐
Connected Data-Acquisition Unit
STM32G071KBU6 can coordinate a compact data-acquisition unit when measurements are preprocessed locally and then sent through a communications interface. The 64 MHz core manages control flow, 36 KB of RAM supports short acquisition buffers, and 128 KB of Flash accommodates drivers and communications firmware. Its four serial interfaces provide useful integration options, while the small package leaves room for analog and isolation components. The verified excerpts do not include ADC resolution or sampling rates, so engineers must verify those specifications before setting the acquisition bandwidth. External filtering, reference design, grounding, calibration, and isolation should be designed alongside the MCU rather than added after layout.
推荐
推荐产品汇总
工程参考数据： STM32G071KBU6 ——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 | STM32G071KBU3 | STM32G071KBU7 | STM32G071K8U6 | STM32G071KBU6N | STM32G071CBT6TR |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
关键差异点
- 128 KB of Flash supports a larger embedded firmware budget （对比 STM32F031K6U6)
- 64 MHz Cortex-M0+ performance in a compact package （对比 STM32F050K6U6A)
- Four verified serial communication interfaces （对比 STM32L151CBU6A)
- Small 32-UFQFPN footprint with exposed pad （对比 STM32G071CBU3)
设计说明
Treat the exposed pad as both a manufacturing and thermal feature. Follow the official UFQFPN land pattern exactly, provide solderable copper for assembly, and avoid placing sensitive analog or high-speed signal paths directly beneath uncontrolled pad-planar regions. Keep the exposed-pad via pattern consistent with the manufacturer reference layout and the selected PCB fabricator's assembly process.
Route each required supply branch through low-impedance planes or wide traces and place bypass capacitors close to their associated supply pins. The supplied search excerpts confirm support for 1.8 V, 2.5 V, and 3.3 V levels but do not provide complete decoupling values or absolute electrical limits, so use the manufacturer STM32G071KB datasheet and reference design rather than generic MCU layouts.
Do not treat a related STM32G071 order code as a qualified substitute based only on family name or package shape. Verify memory organization, pin multiplexing, temperature grade, qualification, supply limits, boot behavior, and peripheral mapping. Software migration is also mandatory because physical placement does not guarantee identical peripheral registers, interrupt vectors, or driver support.
Assign high-speed or noise-sensitive interfaces from the verified electrical and alternate-function tables before fixing the PCB footprint. Keep communication traces away from switching nodes and exposed-pad return currents, provide continuous return paths, and validate timing with the selected clock configuration. The compact 5 x 5 mm package limits routing options, so pin multiplexing should be resolved during schematic capture rather than after layout.
合规信息
PartGenie reports RoHS compliance, REACH compliance, and MSL 3 for STM32G071KBU6. The supplied data does not explicitly state AEC-Q100 qualification, lead-free status, halogen-free status, or conflict-minerals compliance.
