STMicroelectronics STM32F051K4U6TR

  • STM32F051K4U6TR STMicroelectronics STMicroelectronics MCU IC Original Authentic IC Component
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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32F0
Packaging Cut Tape (CT) | NULL
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 16KB (16K 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 RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32F051K4U6TR from STMicroelectronics is a 32-bit ARM Cortex-M0 microcontroller running at 48MHz. It offers 16KB flash and 8K RAM in a compact 32-UFQFN package. With DMA, I2S, POR, PWM, and WDT, it is designed for cost-sensitive and power-efficient applications.

  • High performance: 48MHz Cortex-M0 for fast processing.
  • Rich peripherals: DMA and I2S enable advanced data handling.
  • Compact size: 32-UFQFN saves PCB area.
  • Low power: 2V operation for battery applications.

IoT Edge Nodes

ARM Cortex-M0 with DMA enables efficient sensor data collection and transmission.

Motor Control

PWM timers and 48MHz speed allow precise BLDC motor commutation.

Portable Consumer Devices

Low power modes and small 32-UFQFN package fit wearables.

Industrial Sensors

I2S interface supports audio and vibration sensing applications.

Smart Lighting

PWM outputs drive LED drivers with high resolution.

Battery-Powered Tools

2V minimum operation extends battery life in handheld devices.

Q: What core does this use?
A: ARM Cortex-M0.
Q: What is the maximum speed?
A: 48MHz.
Q: How much flash memory?
A: 16KB.
Q: What package is available?
A: 32-UFQFN with exposed pad.
Q: Does it support DMA?
A: Yes, DMA is included.
Base Product Number ： STM32F051K4
16KB flash 32-bit MCU 32-UFQFN ARM Cortex-M0 DMA I2S industrial IoT PWM STM32F0
Q: What core does this use?
A: ARM Cortex-M0.
Q: What is the maximum speed?
A: 48MHz.
Q: How much flash memory?
A: 16KB.
Q: What package is available?
A: 32-UFQFN with exposed pad.
Q: Does it support DMA?
A: Yes, DMA is included.

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