Overview
The STM32F051K8U7 microcontroller, produced by STMicroelectronics, is part of the STM32F051xx series. It incorporates the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This microcontroller is designed for a wide range of applications, including application control, user interfaces, hand-held equipment, and industrial applications, due to its robust set of peripherals and low-power modes.
The device features high-speed embedded memories, including up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM, along with a CRC calculation unit and advanced power management options. The STM32F051K8U7 operates within a temperature range of -40 to +85 °C and is powered by a 2.0 to 3.6 V supply.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 16 to 64 Kbytes of Flash memory, 8 Kbytes of SRAM |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | -40 to +85 °C |
| ADC | One 12-bit, 1.0 μs ADC (up to 16 channels) |
| DAC | One 12-bit DAC channel |
| Timers | Up to 11 timers, including 16-bit and 32-bit timers |
| Communication Interfaces | Up to two I2C, two SPI, two USART, one I2S |
| Package | UFQFPN 32 5x5x0.55 mm |
| I/Os | Up to 55 fast I/Os, up to 36 I/Os with 5 V tolerant capability |
| Low Power Modes | Sleep, Stop, Standby |
Key Features
- High-performance ARM® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM
- CRC calculation unit for data integrity verification
- Advanced power management with Sleep, Stop, and Standby modes
- Up to 55 fast I/Os, with up to 36 I/Os having 5 V tolerant capability
- 5-channel DMA controller
- One 12-bit ADC and one 12-bit DAC
- Two fast low-power analog comparators and up to 18 capacitive sensing channels
- Up to 11 timers, including advanced-control timers and watchdog timers
- Communication interfaces: I2C, SPI, USART, and I2S
Applications
- Application control and user interfaces
- Hand-held equipment
- A/V receivers and digital TV
- PC peripherals, gaming, and GPS platforms
- Industrial applications, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVAC systems
Q & A
- What is the core of the STM32F051K8U7 microcontroller?
The core is an ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz.
- How much Flash and SRAM memory does the STM32F051K8U7 have?
The device has up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM.
- What are the power supply requirements for the STM32F051K8U7?
The device operates from a 2.0 to 3.6 V power supply.
- What are the low-power modes available on the STM32F051K8U7?
The device supports Sleep, Stop, and Standby low-power modes.
- What types of communication interfaces are available on the STM32F051K8U7?
The device includes up to two I2C, two SPI, two USART, and one I2S interface.
- How many I/Os does the STM32F051K8U7 have and what are their characteristics?
The device has up to 55 fast I/Os, with up to 36 I/Os having 5 V tolerant capability.
- What is the temperature range for the STM32F051K8U7?
The device operates within a temperature range of -40 to +85 °C.
- What types of timers are available on the STM32F051K8U7?
The device includes up to 11 timers, including 16-bit and 32-bit timers, and advanced-control timers.
- Does the STM32F051K8U7 support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- What is the package type for the STM32F051K8U7?
The device is available in a UFQFPN 32 5x5x0.55 mm package.
