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Home Products Integrated Circuits (ICs)Specialized ICs~~STM32G031J6M6TR~~

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STM32G031J6M6TR - STMicroelectronics

Name: STMicroelectronics STM32G031J6M6TR
Brand: STMicroelectronics
SKU: STM32G031J6M6TR
Price: 1.049 USD
Availability: InStock
Rating: 5 (7 reviews)

Manufacturer Part Number: STM32G031J6M6TR

Manufacturer: STMicroelectronics

Allelco Part Number: 41D-STM32G031J6M6TR

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 5,090 pcs available, New & Original

Parts Description: SOP-8

Data sheet: -

Category: Integrated Circuits (ICs) > Specialized ICs

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In stock: 5090

Unit Price: $1.167
Subtotal: $0.00

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Quantity	Unit Price	Ext. Price
1+	$1.167	$1.17
10+	$1.141	$11.41
30+	$1.123	$33.69
100+	$1.049	$104.90

The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

STM32G031J6M6TR Tech Specifications
STMicroelectronics - STM32G031J6M6TR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STM32G031J6M6TR

Product Attribute	Attribute Value
Part Number	STM32G031J6M6TR
Package	SOP-8
Description	SOP-8
Stock Condition	Get 5090 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	STMicroelectronics
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Parts Introduction

STM32G031J6M6TR (1)

Manufacturer Part Number

STM32G031J6M6TR

Manufacturer

stmicroelectronics

Introduction

The STM32G031J6M6TR is a powerful and versatile 32-bit microcontroller based on the ARM Cortex-M0+ core. It offers a range of advanced features and peripherals, making it an ideal choice for a wide variety of embedded applications. With its compact package and low power consumption, this microcontroller can be seamlessly integrated into your design, providing reliable and efficient performance.

Product Features and Performance

ARM® Cortex®-M0+ core with a clock speed of 64MHz

32KB of FLASH program memory and 8KB of RAM

Variety of communication interfaces including I2C, SPI, UART/USART, IrDA, LINbus, and SmartCard

Integrated peripherals such as DMA, PWM, WDT, and brown-out detection/reset

8-channel, 12-bit ADC for data acquisition and control applications

Flexible clock configuration with internal and external oscillators

Product Advantages

Compact 8-SOIC package with small footprint for space-constrained designs

Low power consumption for battery-powered applications

Robust set of peripherals for diverse embedded system requirements

Seamless integration with the STM32 ecosystem and development tools

Key Reasons to Choose This Product

Exceptional performance-to-power ratio for energy-efficient designs

Versatile connectivity options for a wide range of embedded applications

Ease of integration and development support from the STM32 ecosystem

Reliable and long-lasting operation in harsh environments

Quality and Safety Features

Industrial-grade temperature range of -40°C to 85°C

Rigorous quality control and testing to ensure reliability

Compliance with relevant safety and regulatory standards

Compatibility

The STM32G031J6M6TR is compatible with the broader STM32G0 series of microcontrollers, allowing for easy migration and code reuse across different projects.

Application Areas

Industrial automation and control systems

Home appliances and consumer electronics

Wearable and IoT devices

Medical equipment and instrumentation

Automotive and transportation systems

Product Lifecycle

The STM32G031J6M6TR is an active product in the STM32 portfolio. There are several equivalent or alternative models available within the STM32G0 series, such as the STM32G030, STM32G033, and STM32G041, which offer similar features and performance. For more information on alternative models or the product lifecycle, please contact our sales team through our website.

Frequently Asked Questions(FAQ)

What are the key differences in power efficiency and peripheral integration between the STM32G031J6M6TR and other STM32G0 series microcontrollers with higher flash memory capacity?: The STM32G031J6M6TR features a 32KB flash memory configuration, which results in lower static power consumption compared to larger variants such as the STM32G071 or STM32G0B1 due to reduced active core current draw at 64MHz. This makes it suitable for battery-operated applications where energy budgeting is critical. While it shares the same ARM Cortex-M0+ core and 64MHz operating frequency, it lacks certain advanced peripherals found in higher-end G0 devices—such as USB 2.0 full-speed and LPUART—limiting its use in communication-intensive edge nodes but optimizing it for simple sensor hubs and low-data-rate control loops.

How does the STM32G031J6M6TR handle voltage scaling and brown-out detection under transient supply conditions typical in automotive environments?: Operating within a 1.7V to 3.6V supply range, the STM32G031J6M6TR includes an integrated brown-out reset (BOR) circuit that monitors VDD and triggers a system reset when voltage drops below safe thresholds—typically around 2.0V depending on configuration. This ensures reliable operation during load transients without requiring external voltage supervisors. Combined with low-power modes like Standby (down to ~1.5 µA), this allows robust behavior in automotive-grade systems exposed to cold cranking or load dump events, though it is not qualified to AEC-Q100 standards.

Can the STM32G031J6M6TR support real-time clock (RTC) functionality and how does its oscillator architecture affect timing accuracy?: Yes, the device includes an internal low-speed clock (LSI) and supports an optional external 32.768 kHz crystal via the dedicated RTC pins. The internal RC oscillator provides coarse calibration, while the external crystal offers better long-term stability (±20 ppm typical). However, without temperature compensation or calibration routines, drift can exceed ±50 ppm over industrial temperature ranges (-40°C to +85°C), making it less suitable for precision timekeeping unless periodically synchronized or used in buffered mode with software correction.

In what scenarios should one choose the STM32G031J6M6TR over a more feature-rich STM32G4 or STM32F031 variant despite its limited flash size?: The STM32G031J6M6TR is ideal for cost-sensitive, low-complexity designs requiring moderate processing speed (up to 64MHz) and basic connectivity (SPI, UART, I2C). Compared to the STM32F031, it benefits from improved instruction set efficiency and better analog peripherals (e.g., 12-bit ADC with faster sampling rates), while offering lower power than the G4 series. It strikes a balance between performance and footprint when flash usage remains under 32KB—such as in motor control for small BLDC fans or smart lighting modules—without needing floating-point units or hardware acceleration blocks.

What are the implications of the STM32G031J6M6TR’s limited GPIO count and shared pin functions when designing compact PCB layouts?: With only six I/O pins available in the 8-SOIC package, the STM32G031J6M6TR forces careful signal assignment due to pin multiplexing across multiple functions (e.g., USART_TX can also serve as PA2). Designers must prioritize essential interfaces early and may need to use alternate pinout configurations via software remapping or external level shifters if additional signals are required. This constraint favors applications with centralized sensing and minimal user interface needs, such as environmental monitors or embedded actuators, where protocol-based communication reduces pin count demands.

How effective is the watchdog timer implementation in the STM32G031J6M6TR for fail-safe operation in unattended industrial deployments?: The device integrates both windowed and independent watchdogs (IWDG), allowing flexible timeout settings down to milliseconds. The IWDG runs on the internal LSI (~37 kHz), enabling autonomous recovery from software hangs even if the main clock fails. However, since the LSI has significant tolerance (±20%), precise timing-dependent tasks cannot rely solely on watchdog intervals. For mission-critical systems, pairing the IWDG with periodic software health checks enhances reliability, especially when combined with brown-out and power-on-reset circuits for comprehensive fault containment.

Does the STM32G031J6M6TR support DMA transfers between peripherals and memory, and what throughput limitations exist given its core architecture?: Yes, the STM32G031J6M6TR implements a DMA controller capable of offloading data movement between peripherals (e.g., ADC, SPI, UART) and SRAM without CPU intervention. With a single-cycle access to flash memory and 8KB of RAM, maximum theoretical throughput is constrained by bus bandwidth rather than core speed. At 64MHz, sustained DMA transfers typically reach ~30–40 Mbps depending on source/destination configuration, sufficient for buffering sensor data streams or handling serial protocols like LINbus but not high-bandwidth applications like audio streaming.

What considerations apply when selecting an external crystal for the STM32G031J6M6TR’s HSE to ensure stable operation across temperature extremes?: When using an external crystal for the high-speed oscillator (HSE), load capacitance matching (typically 12–18 pF) and trace layout symmetry are crucial to maintain startup reliability. Over the -40°C to +85°C range, crystal frequency deviation can cause timing errors in communication protocols like UART or SPI. Therefore, selecting a temperature-compensated crystal oscillator (TCXO) or employing dynamic clock calibration in firmware improves robustness. Alternatively, relying on the internal HSI at 16 MHz simplifies design but reduces precision for time-sensitive operations.

How does the STM32G031J6M6TR compare to similar-sized MCUs from NXP or Microchip in terms of development ecosystem and debugging support?: Unlike some competitors’ proprietary toolchains, the STM32G031J6M6TR leverages ST’s widely adopted STM32CubeIDE and HAL libraries, providing consistent code portability within the STM32 family. Debugging is supported via SWD (Single-Wire Debug) with full breakpoints and memory inspection, comparable to other Arm Cortex-M devices. However, third-party IDE integration (e.g., Keil, IAR) may require license fees, whereas NXP’s MCUXpresso or Microchip’s MPLAB offer free tiers. Code density is competitive, though Microchip’s PIC32MX sometimes achieves smaller binaries due to RISC-V-like optimizations.

What are the risks associated with flash write cycles when frequently updating non-volatile parameters using the STM32G031J6M6TR?: The STM32G031J6M6TR’s flash memory supports up to 10,000 erase/write cycles per sector under normal conditions. Frequent updates (e.g., logging every second) can exhaust specific sectors within months. To mitigate this, implement wear leveling across multiple sectors or reserve a dedicated EEPROM emulation block in RAM. Additionally, disable interrupts during flash programming to prevent corruption, and validate write completion before resuming execution. For infrequent writes (once per hour or less), lifetime exceeds most application requirements comfortably.

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Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

QC (Quality Warranty)
Payment Support
Packaging
Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

Strict quality inspection builds a solid foundation for electronic component quality.

Visual inspection
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Standardized full-process testing
Precise control of every parameter

We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Quality Inspection

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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

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