Overview
The STM32F051K4U7TR microcontroller, produced by STMicroelectronics, is part of the STM32F051xx family. It incorporates the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This microcontroller features high-speed embedded memories, including up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM with hardware parity checking. The device is equipped with an extensive range of enhanced peripherals and I/Os, making it suitable for a wide range of applications.
The STM32F051K4U7TR operates within a temperature range of -40 to +105 °C and is powered by a 2.0 to 3.6 V supply. It includes various power-saving modes such as Sleep, Stop, and Standby, enabling the design of low-power applications.
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 with HW parity checking |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | -40 to +105 °C |
| ADC | One 12-bit ADC (up to 16 channels) |
| DAC | One 12-bit DAC channel |
| Timers | Seven 16-bit timers, one 32-bit timer |
| Communication Interfaces | Up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, up to two USARTs |
| GPIOs | Up to 55 fast I/Os, with 5 V tolerant capability |
| Low Power Modes | Sleep, Stop, Standby |
| Package | Various packages ranging from 32 pins to 64 pins |
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
- Extensive range of enhanced peripherals and I/Os
- Standard communication interfaces: up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, and up to two USARTs
- One 12-bit ADC and one 12-bit DAC
- Seven 16-bit timers and one 32-bit timer
- Advanced-control PWM timer and independent watchdog timers
- Five-channel DMA controller for memory-to-memory, peripheral-to-memory, and memory-to-peripheral transfers
- Low power modes: Sleep, Stop, and Standby
- Up to 55 fast I/Os with 5 V tolerant capability
- Capacitive sensing channels supporting touchkey, linear, and rotary touch sensors
- Programmable voltage detector (PVD) and power-on/power-down reset (POR/PDR)
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 HVACs
Q & A
- What is the core of the STM32F051K4U7TR 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 STM32F051K4U7TR have?
The device has up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM with hardware parity checking.
- What are the operating temperature ranges for the STM32F051K4U7TR?
The operating temperature ranges are -40 to +105 °C.
- What communication interfaces are available on the STM32F051K4U7TR?
The device includes up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, and up to two USARTs.
- Does the STM32F051K4U7TR support low power modes?
Yes, it supports Sleep, Stop, and Standby low power modes.
- How many GPIOs are available on the STM32F051K4U7TR?
Up to 55 fast I/Os are available, with 5 V tolerant capability.
- What types of timers are included in the STM32F051K4U7TR?
The device includes seven 16-bit timers and one 32-bit timer.
- Does the STM32F051K4U7TR have a DMA controller?
Yes, it features a five-channel DMA controller for memory-to-memory, peripheral-to-memory, and memory-to-peripheral transfers.
- What are some of the applications suitable for the STM32F051K4U7TR?
Suitable applications include application control and user interfaces, hand-held equipment, A/V receivers, PC peripherals, gaming and GPS platforms, industrial applications, and more.
- How does the STM32F051K4U7TR handle power management?
The device includes power-on/power-down reset (POR/PDR), programmable voltage detector (PVD), and low power modes such as Sleep, Stop, and Standby.
