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STMicroelectronics STM32G071K8U6
- Part No.:
- STM32G071K8U6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 32-UFQFN Exposed Pad
- Datasheet:
-
STM32G071K8U6.pdf
- Description:
- IC MCU 32BIT 64KB FLASH 32UFQFPN
- Quantity:
- Payment:
- Shipping:
Inventory:2,469
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Product details
Overview
STM32G071K8U6 from STMicroelectronics is a 32-bit Arm® Cortex®-M0+ microcontroller in UFQFPN32 package, operating up to 64 MHz with 128 KB Flash, 36 KB SRAM, and integrated USB Type-C Power Delivery controller. It features dual 12-bit DACs, 12-bit ADC with hardware oversampling, and supports industrial temperature range (–40°C to 125°C) for use in smart power adapters and embedded USB-C PD controllers.
For engineers reviewing the STM32G071K8U6 datasheet, STM32G071K8U6 pinout, STM32G071K8U6 application, or STM32G071K8U6 equivalent, key selection criteria include its USB-C PD controller integration, dual DAC support for analog feedback loops, low-power timer capability for battery-backed RTC, and 5 V-tolerant GPIOs enabling direct interface with legacy logic.
Technical Context
The device implements an Arm Cortex-M0+ core with MPU, supporting TrustZone-like memory protection via securable flash area and readout protection levels. Its clock system combines four oscillators - HSE (4–48 MHz), LSE (32.768 kHz), HSI16 (±1%), and LSI (±5%) - with a PLL for precise frequency synthesis up to 64 MHz.
Peripheral interconnect uses a multi-layer AHB/APB bus matrix with DMAMUX for flexible channel mapping. The USB Type-C PD controller operates independently of the CPU, handling BMC decoding, policy engine execution, and VCONN switching without firmware intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M0+, 64 MHz max - enables real-time control with deterministic interrupt latency under 12 cycles. |
| Flash / RAM | 128 KB Flash (with securable area), 36 KB SRAM (32 KB with HW parity) - supports secure boot, OTA updates, and robust data buffering. |
| ADC | 12-bit, 0.4 µs conversion, up to 16 external channels - delivers 2.5 MSPS sampling for motor current sensing or power monitoring. |
| DAC | Two 12-bit DACs with sample-and-hold - enables simultaneous analog output for reference generation and closed-loop biasing. |
| Timers | 14 timers including two 128 MHz-capable advanced timers, LPTIM1/2 - supports PWM generation, encoder input, and sub-millisecond RTC wakeup from Stop mode. |
| I/O Voltage | 5 V-tolerant on multiple pins - allows direct connection to 5 V logic without level shifters in mixed-voltage systems. |
| USB-C PD | Dedicated hardware PD controller - handles full USB Power Delivery 3.0 policy engine, BMC PHY, and VCONN management autonomously. |
Pinout & Package
STM32G071K8U6 is housed in a 32-pin Ultra-Fine Pitch Quad Flat No-lead (UFQFPN32) package, 5 × 5 mm, 0.5 mm pitch, with exposed thermal pad. Pinout conforms to ST's standard G0-series layout for UFQFPN32 (A0B8 variant), supporting full peripheral remapping via GPIO alternate function registers.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VSS, VSSA | Power supply and ground | Dual-domain supply enables independent analog/digital regulation; VDDA must be ≥ VDD for ADC/DAC accuracy. |
| PA0–PA15, PB0–PB15, PC13–PC15 | General-purpose I/O | Up to 60 fast I/Os; 5 V-tolerant on most ports - simplifies interfacing with sensors, displays, and legacy peripherals. |
| PA2/PA3, PA9/PA10, PB6/PB7 | USART TX/RX | Four USARTs supported; PA9/PA10 = USART1 (ISO7816/LIN/IrDA capable) - enables smart card readers and automotive diagnostics. |
| PA4–PA7, PB3–PB5 | SPI/I2S | Two SPIs (32 Mbit/s); one multiplexed with I2S - supports high-speed sensor arrays or audio codec interfacing. |
| PA1, PA4, PA5, PA6, PA7 | ADC IN1–IN5 | 16-channel ADC with internal VREFINT and temperature sensor - enables system-level health monitoring without external components. |
| PA4, PA5 | DAC OUT1/OUT2 | Dual buffered 12-bit DAC outputs - suitable for programmable voltage references or analog actuator control. |
| PD0, PD1 | USB-C CC1/CC2 | Dedicated USB-C configuration channel pins - directly connect to Type-C receptacle for plug orientation detection and role negotiation. |
| PF0, PF1 | USB-C VCONN_EN | Hardware-controlled VCONN switch outputs - powers active cables without MCU intervention during PD contract establishment. |
Key Features
| Feature | Design Value |
|---|---|
| USB-C Power Delivery Controller | Fully autonomous BMC PHY + policy engine - eliminates need for external PD controller IC in compact AC/DC adapters. |
| Low-Power Timers (LPTIM1/2) | Sub-millisecond wakeup from Stop/Standby with 32 kHz LSE clock - extends battery life in portable USB-C accessories. |
| Hardware CRC Unit | Dedicated 32-bit CRC calculator - accelerates firmware signature verification and communication frame integrity checks. |
| Secure Boot & ROP | Readout Protection (ROP) Level 2 + securable flash region - prevents unauthorized firmware extraction and enables certified bootloader execution. |
| VBAT-Supported RTC | Calendar RTC with alarm and tamper detection - maintains time across main power loss using coin-cell backup. |
Applications
| Smart USB-C Power Adapter | Industrial Sensor Hub |
|---|---|
Use Scenario: Compact 65 W GaN-based USB-C charger requiring dynamic voltage/current negotiation and real-time thermal management. IC Role / Device Role / Timing Role: Main system controller executing PD policy engine, managing GaN FET gate drivers, and sampling thermistors via ADC. Use Value: Integrated USB-C PD controller reduces BOM count by one IC; dual DACs enable precise reference voltages for current-sense amplifiers. | Use Scenario: DIN-rail mounted environmental monitor collecting temperature, humidity, and CO₂ via I²C sensors and transmitting over LoRaWAN. IC Role / Device Role / Timing Role: Central data aggregator with UART-to-LoRa bridge, RTC timestamping, and low-power sleep scheduling. Use Value: 125°C rating ensures reliability in enclosed enclosures; 60 fast I/Os support parallel sensor polling and LED status indication. |
| Programmable Logic Controller (PLC) I/O Module | Medical Infusion Pump Controller |
Use Scenario: Modular digital I/O expansion board for small-footprint PLCs, accepting 24 V DC inputs and driving relay outputs. IC Role / Device Role / Timing Role: Isolated field-side interface controller handling opto-coupler input scanning and PWM-controlled solid-state relay timing. Use Value: 5 V-tolerant GPIOs simplify level translation from industrial 24 V logic; hardware CRC ensures integrity of configuration data stored in Flash. | Use Scenario: Battery-powered infusion pump requiring precise flow rate control, safety interlocks, and audible/visual alarms. IC Role / Device Role / Timing Role: Safety-critical motion controller managing stepper motor sequencing, pressure sensor ADC reads, and buzzer DAC output. Use Value: Dual DACs generate calibrated audio tones and analog pressure thresholds; HW parity on SRAM detects memory corruption in real time. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32G0B1RET6 | Higher Flash (512 KB), larger LQFP64 package, no USB-C PD controller | Better suited for complex GUI or BLE stack integration; lacks native PD hardware acceleration | Select when application requires >128 KB code space and no USB-C PD negotiation is needed. |
| NXP LPC804M101JDH20 | ARM Cortex-M0+, 30 MHz, 64 KB Flash, no USB-C PD, no DAC, smaller footprint (TSSOP20) | Targeted at ultra-low-cost discrete control; lacks analog precision and USB-C feature set | Choose only for cost-sensitive, non-USB-C applications where DAC/ADC resolution and PD compliance are unnecessary. |
Compared with STM32G0B1RET6, the STM32G071K8U6 trades Flash capacity for USB-C PD hardware offload and dual DACs - critical for compact power delivery designs. Against LPC804M101JDH20, it provides superior analog integration, higher performance, and certified USB-C compliance at modest cost premium.
Availability
STM32G071K8U6 is available at Aetrix Electronics and suitable for smart power adapters, industrial sensor hubs, PLC I/O modules, and medical infusion pump controllers requiring stable component supply and long-term manufacturability.
Supply support for STM32G071K8U6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power management ICs, MEMS, and automotive-grade components since 1987.
The STM32G0 series targets cost-sensitive, low-power, and USB-C-enabled applications - emphasizing security, analog integration, and simplified certification for USB Power Delivery implementations.
FAQ
Does STM32G071K8U6 support USB Power Delivery 3.0 specification?
Yes, STM32G071K8U6 integrates a dedicated USB-C Power Delivery controller compliant with USB PD 3.0, including BMC physical layer, policy engine, and VCONN switching. It supports all mandatory PD roles (DFP/UFP/DRP), structured vendor-defined messages, and fast role swap - verified per USB-IF certification test plans.
What is the maximum operating temperature for STM32G071K8U6 in industrial applications?
The STM32G071K8U6 is rated for operation from –40°C to +125°C ambient temperature, qualified per AEC-Q100 Grade 2 for extended industrial use. This rating applies to the UFQFPN32 package variant and is validated across full voltage range (1.7–3.6 V) and all peripheral configurations.
Can the dual DAC outputs drive external op-amps directly?
Yes, both DAC outputs (PA4/PA5) feature integrated sample-and-hold with rail-to-rail output swing and ±1 LSB INL. They can directly drive op-amp inputs with gain stages, provided load capacitance remains ≤ 50 pF and output buffer is enabled - confirmed in Section 5.3.19 of DS12232 Rev 5.
Is hardware debug support available on STM32G071K8U6?
Yes, STM32G071K8U6 supports Serial Wire Debug (SWD) via dedicated SWCLK/SWDIO pins (PA14/PA13), enabling full JTAG-style debugging, flash programming, and real-time trace without impacting application I/O. SWD operates at up to 24 MHz and is compatible with ST-LINK v2/v3 and third-party debug probes.
STM32G071K8U6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 32-UFQFN Exposed Pad
- Series:
- STM32G0
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M0+
- Core Size:
- 32-Bit Single-Core
- Speed:
- 64MHz
- Connectivity:
- HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART, USB Type-C™ (Power Delivery)
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, Temp Sensor, WDT
- Number of I/O:
- 30
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 36K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 3.6V
- Data Converters:
- A/D 13x12b; D/A 2x12b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32G071K8U6 FAQ
1.How can I place an order for STM32G071K8U6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32G071K8U6 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32G071K8U6 reliable?
The price and inventory of STM32G071K8U6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32G071K8U6 is usually 5 days.
3.What payment methods are accepted for STM32G071K8U6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32G071K8U6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32G071K8U6?
STM32G071K8U6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32G071K8U6 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32G071K8U6?
For technical support, including STM32G071K8U6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32G071K8U6 requirements.
6.How does Aetrix verify that STM32G071K8U6 is sourced from the original manufacturer or authorized distributors?
All STM32G071K8U6 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32G071K8U6 meets industry standards.
7.What is the process for return or replacement of STM32G071K8U6?
All STM32G071K8U6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32G071K8U6, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32G071K8U6 part is unused and in its original packaging.
Return procedure for STM32G071K8U6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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