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STM32U031C8T6
STM32U031C8T6
| Part Number | STM32U031C8T6 |
|---|---|
| Manufacturer | STMicroelectronics |
| Category | Integrated Circuits (ICs) > Embedded – Microcontrollers (MCU) |
| Description | Ultra‑Low‑Power 32‑bit ARM Cortex‑M0+ Microcontroller, 56 MHz, 64 KB Flash, 12 KB SRAM with hardware parity check, 12‑bit ADC/DAC, Op‑Amp & Comparator, LQFP‑48 Package. |
| Stock Status | In Stock |
| Origin | Original Factory |
Product Overview
STM32U031C8T6 is STMicroelectronics ultra‑low‑power 32‑bit Cortex‑M0+ MCU running at 56MHz with MPU. It provides 64KB Flash, 12KB parity‑checked SRAM, integrated 12‑bit ADC/DAC, op‑amp, comparator and up to 21 cap‑sense channels. Interfaces include USART, LPUART, SPI and I2C. Housed in LQFP‑48 (7×7 mm), it targets battery‑powered IoT nodes, smart meters and low‑power wearable devices.
Core Advantages
Ultra‑Low‑Power Consumption
Multiple low‑power modes with nA‑level standby current to maximize battery life for battery‑operated devices.
Cortex‑M0+ Core with MPU
56 MHz efficient core with memory‑protection unit, delivering stable real‑time control capability.
Chip‑Level Security
Supports TRNG, RDP read‑out protection and unique 96‑bit UID. This device does NOT contain hardware AES accelerator.
High‑Integration Analog Peripherals
On‑chip ADC, DAC, op‑amp, comparator and cap‑sense functions reduce external BOM component count.
Key Specifications
| Brand | STMicroelectronics |
|---|---|
| Series | STM32U031 |
| RoHS Status | RoHS Compliant / Lead‑Free |
| EDA / CAD | PCB Footprint & 3D Model Available upon Request |
| Warranty | 1‑Year Standard Quality Warranty |
| Package / Case | LQFP‑48 (7×7 mm) |
| Mounting Type | Surface Mount Device (SMD/SMT) |
| Surface Marking / Silkscreen | STM32U031C8T6 / ST Logo |
| Core Processor | 32‑bit ARM® Cortex®‑M0+ with MPU |
| Maximum Speed | 56 MHz |
| Program Memory Size | 64 KB Flash |
| RAM Size | 12 KB SRAM (Hardware Parity Check) |
| I/O Count | 39 IOs |
| Connectivity | USART, LPUART, SPI, I2C |
| A/D & D/A Converters | 12‑bit ADC, 12‑bit DAC, Operational Amplifier, Low‑Power Comparator |
| Cap‑Sense Channels | Up to 21 Channels |
| Timer & RTC | General‑purpose Timers, Motor‑control PWM Timer, Integrated RTC |
| Operating Supply Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40°C ~ +85°C (Ambient Industrial Grade) |
Typical Applications
- Smart Utility Meters (Gas, Water, Heat, and Electricity Meters)
- Battery‑Powered Internet of Things (IoT) Nodes and Wireless Sensors
- Wearable Health Monitors and Fitness Trackers
- Smart Home Automation, Thermostats, and Environmental Sensors
- Handheld Battery‑Operated Consumer & Industrial Devices
Order & Shipping Info
| Minimum Order Quantity (MOQ) | 1 Piece |
|---|---|
| Shipping Time | Shipped within 1‑2 business days |
| Delivery Time | 3‑7 working days worldwide |
| Shipping Methods | DHL, UPS, FedEx, EMS |
| Payment Methods | T/T (Bank Transfer), PayPal, Credit Card, Western Union |
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q1: What is the difference between STM32U031C8T6 and STM32U031C8T6TR?
A: Chip and pinout are fully identical. T6 = tray‑packed for sampling; T6TR = tape‑and‑reel for SMT mass production, direct pin‑to‑pin interchangeable.
Q2: Does STM32U031C8T6 have hardware AES accelerator?
A: No hardware AES. AES is available on higher‑end STM32U083 only. This MCU supports TRNG, RDP read‑out protection and 96‑bit unique UID for security.
Q3: What is the operating temperature of STM32U031C8T6?
A: Ambient temperature -40℃ ~ +85℃. The -40℃~125℃ spec belongs to other variants in STM32U031 family, not this T6 suffix part.
Q4: Pin‑compatible alternative within STM32U031 series?
A: STM32U031C6T6 is pin‑to‑pin compatible, with 32KB Flash for projects requiring smaller program storage.
Q5: What is the difference between STM32U0 and old STM32L0?
A: STM32U0 is new‑generation ultra‑low‑power platform: 56MHz max clock, SRAM parity check, built‑in op‑amp & comparator, improved low‑power performance versus STM32L0.
Q6: Can I use third‑party MCUs as replacements?
A: Some Cortex‑M0+ MCUs share LQFP‑48 footprint, but register‑level compatibility is not guaranteed. Full hardware & software validation is required before mass production.
Q7: How to get datasheet, footprint and volume price?
A: Submit quick inquiry for datasheet, PCB footprint, stock confirmation and bulk quotation.
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