STMicroelectronics STM32F051K8U6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $4.97 | $4.97 |
| 15+ | $3.27 | $49.05 |
| 25+ | $3.20 | $80.00 |
| 50+ | $3.02 | $151.00 |
| 100+ | $2.66 | $266.00 |
| N+ | $0.53 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32F0 |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | ARM® Cortex®-M0 |
| Core Size | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | DMA, I2S, POR, PWM, WDT |
| Number of I/O | 27 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 3.6V |
| Data Converters | A/D 13x12b; D/A 1x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-UFQFPN (5x5) |
| Package / Case | 32-UFQFN Exposed Pad |
| ROHS |
The STM32F051K8U6TR is a 32-bit ARM Cortex-M0 microcontroller from STMicroelectronics, operating at up to 48MHz. It features 64KB of flash memory and 8KB of SRAM, with a supply voltage range of 2.0V to 3.6V. The 32-pin UFQFN package is ultra-compact, ideal for space-constrained applications. Integrated peripherals include DMA, I2S, PWM, and a Watchdog Timer, making it a versatile choice for IoT and audio applications.
- Efficient 32-bit Core: The Cortex-M0 provides better code density and performance than 8-bit MCUs at similar power levels.
- Rich Peripheral Set: DMA and I2S enable advanced data streaming without CPU overhead.
- Ultra-Compact Package: The 32-UFQFN footprint is ideal for miniaturized wearable and IoT devices.
- Low-Voltage Operation: 2.0V-3.6V range allows direct battery connection, reducing power conversion losses.
- Large Memory for Class: 64KB flash and 8KB RAM support complex firmware and real-time data processing.
IoT Edge Nodes
The Cortex-M0 core at 48MHz with 64KB flash is perfect for sensor data aggregation and MQTT communication in smart home devices.
Audio Processing Modules
With I2S support and DMA, it can stream audio data to external DACs for voice assistants and sound effects generators.
Battery-Powered Wearables
Operating at 2.0V-3.6V, it pairs well with Li-ion batteries, while the 32-UFQFN package saves space in fitness trackers.
Industrial Sensor Interfaces
The 8KB SRAM allows buffering of high-speed ADC readings for vibration and temperature monitoring in factory equipment.
Motor Control for Drones
PWM outputs and DMA enable efficient ESC (Electronic Speed Controller) firmware for small brushless motors.
Portable Medical Devices
Low power consumption and small footprint make it suitable for digital thermometers and blood pressure monitors.
- Q: What core does the STM32F051K8U6TR use?
- A: It is based on the ARM Cortex-M0 32-bit core, running at up to 48MHz.
- Q: How much flash and RAM are available?
- A: It provides 64KB of flash memory and 8KB of SRAM.
- Q: What is the supply voltage range?
- A: The operating voltage is 2.0V to 3.6V, suitable for low-power designs.
- Q: What package is this part?
- A: It comes in a 32-pin UFQFN package with exposed pad.
- Q: Does it support DMA and I2S?
- A: Yes, it includes DMA controllers and I2S interface for audio and data streaming.
- Q: What core does the STM32F051K8U6TR use?
- A: It is based on the ARM Cortex-M0 32-bit core, running at up to 48MHz.
- Q: How much flash and RAM are available?
- A: It provides 64KB of flash memory and 8KB of SRAM.
- Q: What is the supply voltage range?
- A: The operating voltage is 2.0V to 3.6V, suitable for low-power designs.
- Q: What package is this part?
- A: It comes in a 32-pin UFQFN package with exposed pad.
- Q: Does it support DMA and I2S?
- A: Yes, it includes DMA controllers and I2S interface for audio and data streaming.

STM32F051K8U6TR.pdf