Overview
The STM32F051K4U7 is a mainstream Arm Cortex-M0 Access line microcontroller produced by STMicroelectronics. It features a high-performance ARM® Cortex®-M0 32-bit RISC core operating at up to 48 MHz frequency. This microcontroller is equipped with high-speed embedded memories, including up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM, along with an extensive range of enhanced peripherals and I/Os. The device supports various communication interfaces, advanced motor control functions, and multiple low-power modes, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU |
| Frequency | Up to 48 MHz |
| Flash Memory | 16 to 64 Kbytes |
| SRAM | 8 Kbytes with HW parity checking |
| Supply Voltage | 2.0 V to 3.6 V |
| Operating Temperature | -40°C to 105°C |
| Package | UFQFPN 32 5x5x0.55 mm |
| Low-Power Modes | Sleep, Stop, Standby |
| Communication Interfaces | Up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, up to two USARTs |
| ADC/DAC | One 12-bit ADC, one 12-bit DAC |
| Timers | Six 16-bit timers, one 32-bit timer, one advanced-control PWM timer |
Key Features
- High-performance ARM® Cortex®-M0 32-bit RISC core 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, including up to 55 fast I/Os and 36 I/Os with 5 V tolerant capability.
- Advanced motor control functions with a 16-bit 7-channel advanced-control timer.
- Multiple communication interfaces: up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, and up to two USARTs.
- 12-bit ADC with up to 16 channels and a 12-bit DAC channel.
- Low-power modes: Sleep, Stop, and Standby to achieve low power consumption.
- CRC calculation unit for data integrity verification.
- Comprehensive set of timers, including 16-bit and 32-bit timers, and a SysTick timer.
- Direct memory access controller (DMA) with 5 channels for efficient data transfer.
Applications
- Application control and user interfaces.
- Hand-held equipment.
- A/V receivers and digital TV.
- PC peripherals.
- Gaming and GPS platforms.
- Industrial applications, including PLCs, inverters, and printers.
- Alarm systems and video intercoms.
- HVAC systems.
Q & A
- What is the core architecture of the STM32F051K4U7?
The STM32F051K4U7 features an ARM® 32-bit Cortex®-M0 CPU.
- What is the maximum operating frequency of the STM32F051K4U7?
The maximum operating frequency is up to 48 MHz.
- How much Flash memory does the STM32F051K4U7 have?
The device has 16 to 64 Kbytes of Flash memory.
- What are the supply voltage and operating temperature ranges of the STM32F051K4U7?
The supply voltage range is 2.0 V to 3.6 V, and the operating temperature range is -40°C to 105°C.
- What communication interfaces are available on the STM32F051K4U7?
The device supports up to two I2Cs, up to two SPIs, one I2S, one HDMI CEC, and up to two USARTs.
- Does the STM32F051K4U7 support low-power modes?
- What types of timers are available on the STM32F051K4U7?
The device includes six 16-bit timers, one 32-bit timer, and one advanced-control PWM timer.
- Is the STM32F051K4U7 RoHS compliant?
- What is the package type of the STM32F051K4U7?
The package type is UFQFPN 32 5x5x0.55 mm.
- What are some common applications of the STM32F051K4U7?
