STM32G071K8T3 - 64MHz Cortex-M0+ 64KB MCU | STMicroelectronics
MPN： STM32G071K8T3 ✓ 啟用中STM32G071K8T3 概覽
A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. The STM32G0 family belongs to the broader hierarchy of embedded microcontroller, RISC processor, and semiconductor products. Its ARM Cortex-M0+ core executes compact instruction sequences efficiently, while integrated analog and communication peripherals reduce the number of external components required in a typical embedded control board.
The STM32G071K8T3 combines a 64 MHz Cortex-M0+ core with 64 KB of Flash and 36 KB of RAM. Its 12-bit ADC supports embedded measurement applications, and the listed 30 GPIO positions provide connections for sensors, switches, indicators, actuators, and communication lines. The 1.7 V to 3.6 V operating range also allows integration with common 3.3 V embedded systems when the regulator and signal levels meet device requirements.
The STM32G0 architecture is intended for general-purpose embedded control rather than high-performance computing. Flash memory retains firmware when power is removed, while RAM supports working state, stack operations, buffers, and peripheral data handling. A 64 MHz core provides additional timing headroom for protocol servicing, control-loop execution, and interrupt-driven system tasks without moving those operations onto an external processor.
Typical uses include compact sensor nodes, industrial control modules, appliance controls, small motor-control boards, instrumentation interfaces, and low-cost IoT equipment. The STM32G071K8T3 is particularly suitable when a design needs a 32-bit control core, 64 KB of nonvolatile program storage, and a 12-bit converter in a compact 32-pin package rather than a larger mixed-signal microcontroller.
PCB design should preserve the device power, ground, decoupling, and programming access requirements defined in the STM32G071x8/xB documentation. Place the supply and decoupling network close to the relevant pins, provide a clean ground reference for analog measurement, and confirm that every connected peripheral signal remains within the voltage limits of the selected pins.
This product page combines the manufacturer family information with package, memory, voltage, temperature, and ADC characteristics, while adding application guidance, comparison context, and practical design notes. It helps engineers determine whether the STM32G071K8T3 fits a specific embedded design before moving to detailed programming, clock, and peripheral configuration.
直接替換替代品，適用於 STM32G071K8T3 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此產品無可直接替換的替代品。
申請替代品STM32G071K8T3 最大額定值與電氣特性
| Product Type | 32-bit ARM Cortex-M0+ microcontroller |
| Series | STM32G0 |
| Maximum CPU Frequency | 64 MHz |
| Flash Memory | 64 KB |
| Flash Organization | 64K x 8 bits |
| RAM | 36 KB |
| Processor Core | Arm Cortex-M0+ |
| Instruction Width | 32-bit |
| Operating Voltage Range | 1.7 V to 3.6 V |
| 工作溫度範圍 | -40°C to +125°C |
| ADC Resolution | 12-bit |
| GPIO Count | 30 |
| 封裝 | 32-LQFP (7 x 7 mm) |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant |
| 生命週期狀態 | Active |
| Temperature Indicator | -40°C to +125°C |
| 供應電壓 | 1.7 V to 3.6 V |
| Package Dimensions | 7 x 7 mm |
STM32G071K8T3 7 x 7 mm 腳位配置指南
STM32G071K8T3（7 x 7 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： STM32G071K8T3.
請參閱 資料表 以查看完整腳位配置。
典型應用
STM32G071K8T3 適用於 6 應用s: Compact Industrial Sensor Node, Low-Cost IoT Control Module, Appliance and User-Interface Controller, Small Motor and Actuator Control, Battery-Powered Portable Instrument, Programmable Logic and Test Controller.
Compact Industrial Sensor Node
The STM32G071K8T3 fits compact sensor nodes that must acquire analog measurements and control several digital peripherals within a limited board area. Its 12-bit ADC supports measurement duties, while 30 GPIO positions can connect sensors, status indicators, and local actuators. The 1.7 V to 3.6 V operating range and -40°C to +125°C temperature specification support industrial environments when the complete power and signal chain is designed accordingly. The 64 MHz Cortex-M0+ core also leaves timing headroom for filtering, calibration, and periodic sensor servicing.
推薦
Low-Cost IoT Control Module
The STM32G071K8T3 can serve as the local control MCU in a small IoT module that gathers sensor data, manages status outputs, and supervises a communications peripheral. Its 64 KB of Flash provides space for firmware, configuration, and protocol handlers, while 36 KB of RAM supports packet buffers and working state. Running the core at up to 64 MHz helps service interrupts and background tasks efficiently. The 32-LQFP 7 x 7 mm package also reduces the footprint when a wireless module must be placed nearby.
推薦
Appliance and User-Interface Controller
The STM32G071K8T3 is appropriate for appliance control boards that coordinate buttons, encoders, indicators, relays, and small displays. Its 30 GPIO positions provide dedicated digital connectivity, and the 12-bit ADC can support analog input products such as temperature sensing or level measurement. The 64 MHz Cortex-M0+ core is suitable for responsive UI-state management and debounce handling. A 7 x 7 mm LQFP package is particularly helpful when the controller must fit between a display connector and a power-control section.
推薦
Small Motor and Actuator Control
The STM32G071K8T3 can coordinate low-power motor, solenoid, or actuator control boards when the electrical drive stage is implemented separately. The 64 MHz Cortex-M0+ core provides sufficient control-loop and timing capability for modest embedded systems, while the 12-bit ADC can monitor current, position, or temperature feedback. Thirty GPIO positions allow connection of control signals, direction outputs, and fault inputs. Designers should verify timer outputs, pin alternates, electrical limits, and protection requirements in the manufacturer documentation.
推薦
Battery-Powered Portable Instrument
The STM32G071K8T3 is suitable for compact battery-powered instruments because it combines control processing, 64 KB of Flash, 36 KB of RAM, and a 12-bit ADC in a 32-LQFP package. The 1.7 V minimum operating voltage can support low-voltage power designs when the selected regulator and peripherals remain compatible. The microcontroller can manage readings, calibration values, button input, and low-duty-cycle sleep behavior. Final battery life depends on the complete system power budget, including analog circuitry, sensors, and communications hardware.
推薦
Programmable Logic and Test Controller
The STM32G071K8T3 can serve as the supervisory controller in a programmable test fixture or small logic-analysis product. Its 30 GPIO positions support digital stimulus, capture, and handshake lines, while the 12-bit ADC supports selected analog measurements. The 64 MHz core can execute sequencing logic and host a communication interface for a host computer. Board-level signal integrity and timing should be evaluated at the actual logic levels and edge rates rather than inferred from the microcontroller clock alone.
推薦
推薦產品摘要
工程參考資料，適用於 STM32G071K8T3 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | 32-LQFP (7 x 7 mm) |
| Core | Arm Cortex-M0+ |
| Maximum Frequency | 64 MHz |
| Flash Memory | 64 KB |
| RAM | 36 KB |
| ADC Resolution | 12-bit |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to +125°C |
| GPIO Count | 30 |
主要差異化特點
- Compact 32-pin general-purpose STM32G0 implementation (對比STM32G071CBT3TR)
- Direct integration of control and analog conversion (對比STM32G071CBT3TR)
- 64 MHz Cortex-M0+ processing with embedded memory (對比STM32G071CBT3TR)
設計說明
Design the supply around the stated 1.7 V to 3.6 V operating range and verify startup, transient, and brownout behavior in the manufacturer documentation. Place the device's supply decoupling capacitors close to the associated power pins and keep the return path short. Since peripheral current, ADC reference stability, and regulator accuracy affect measurement quality, evaluate the complete power tree rather than relying only on the nominal 3.3 V supply.
Route analog inputs away from switching nodes and high-current return paths, and provide a quiet ground connection for the ADC reference and analog circuitry. Keep the 12-bit converter's signal path compact and use a stable reference arrangement suitable for the design's resolution requirement. Confirm which pins support the intended analog functions and whether multiplexing affects the selected channel.
Do not treat related STM32G071 order codes as interchangeable. STM32G071CBT3TR uses a 48-pin package, so it cannot replace STM32G071K8T3 on the same 32-LQFP footprint. Before programming, verify the complete ordering code, package drawing, pin table, alternate-function assignments, clock configuration, and peripheral assignments from the official documentation.
Reserve programming and debug access according to the manufacturer's recommendations, especially for designs intended for production programming. Keep programming pads or connector lands accessible and route them away from noisy power stages. Check the LQFP footprint dimensions and pin numbering against the official package drawing rather than relying on a generic 32-LQFP footprint library.
合規資訊
The listed component attributes identify the STM32G071K8T3 as RoHS compliant. No specific REACH, lead-free, halogen-free, or conflict-minerals declaration was present in the cited records.