Overview
The STM32F051R4T6TR is a mainstream microcontroller from STMicroelectronics, part of the STM32F051xx series. It incorporates the high-performance ARM® Cortex®-M0 32-bit RISC core, operating at a frequency of up to 48 MHz. This microcontroller features high-speed embedded memories, including up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM. It also boasts an extensive range of enhanced peripherals and I/Os, making it suitable for a wide range of applications.
The device operates within a temperature range of -40 to +85 °C and is powered by a supply voltage of 2.0 to 3.6 V. It includes various power-saving modes such as Sleep, Stop, and Standby, which are crucial for designing low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU |
| Maximum Clock Frequency | 48 MHz |
| Flash Memory | 16 to 64 Kbytes |
| SRAM | 8 Kbytes with HW parity checking |
| Supply Voltage | 2.0 to 3.6 V |
| Operating Temperature | -40 to +85 °C |
| ADC Resolution | 12-bit, up to 16 channels |
| DAC Channels | 1 x 12-bit DAC channel |
| Timers | Up to 11 timers, including 16-bit and 32-bit timers |
| Communication Interfaces | Up to two I2C, two SPI, one I2S, one HDMI CEC, and up to two USARTs |
| Package | LQFP 64 10x10x1.4 mm |
| RoHS Compliance | Ecopack2 |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M0 CPU with a frequency up to 48 MHz.
- Memories: Up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM with hardware parity checking.
- Peripherals and I/Os: Extensive range of enhanced peripherals, including up to 55 fast I/Os, 5-channel DMA controller, and up to 36 I/Os with 5 V tolerant capability.
- Analog Capabilities: One 12-bit ADC with up to 16 channels, one 12-bit DAC channel, and two fast low-power analog comparators.
- Timers and Clocks: Up to 11 timers, including 16-bit and 32-bit timers, and various clock management options like 4 to 32 MHz crystal oscillator and internal 8 MHz RC with x6 PLL option.
- Communication Interfaces: Up to two I2C, two SPI, one I2S, one HDMI CEC, and up to two USARTs.
- Power Management: Low power modes including Sleep, Stop, and Standby, with comprehensive power-saving features.
- Capacitive Sensing: Up to 18 capacitive sensing channels supporting touchkey, linear, and rotary touch sensors.
Applications
The STM32F051R4T6TR microcontroller is suitable for a wide range of applications, including:
- Application control and user interfaces
- Hand-held equipment
- A/V receivers and digital TV
- PC peripherals
- Gaming and GPS platforms
- Industrial applications, such as PLCs, inverters, and printers
- Scanners, alarm systems, video intercoms, and HVAC systems
Q & A
- What is the core of the STM32F051R4T6TR microcontroller?
The core is the ARM® 32-bit Cortex®-M0 CPU.
- What is the maximum clock frequency of the STM32F051R4T6TR?
The maximum clock frequency is 48 MHz.
- How much Flash memory does the STM32F051R4T6TR have?
The device has 16 to 64 Kbytes of Flash memory.
- What are the operating temperature ranges for the STM32F051R4T6TR?
The operating temperature ranges are -40 to +85 °C.
- What types of communication interfaces are available on the STM32F051R4T6TR?
The device includes up to two I2C, two SPI, one I2S, one HDMI CEC, and up to two USARTs.
- Does the STM32F051R4T6TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby low-power modes.
- What is the package type of the STM32F051R4T6TR?
The package type is LQFP 64 10x10x1.4 mm.
- Is the STM32F051R4T6TR RoHS compliant?
Yes, it is RoHS compliant with Ecopack2.
- What types of timers are available on the STM32F051R4T6TR?
The device includes up to 11 timers, including 16-bit and 32-bit timers.
- Does the STM32F051R4T6TR support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels.
