Overview
The STM32F051R8T7 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 features high-speed embedded memories, including up to 64 Kbytes of Flash memory and 8 Kbytes of SRAM with hardware parity checking. It also includes a comprehensive set of peripherals and I/Os, such as standard communication interfaces (I2C, SPI, USART, I2S), a 12-bit ADC, a 12-bit DAC, and multiple timers. The device operates in a temperature range of -40 to +85 °C (or -40 to +105 °C for some packages) and is powered by a 2.0 to 3.6 V supply. It is designed for low-power applications with various power-saving modes.
Key Specifications
| Specification | Details |
|---|---|
| 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 (VDD), 2.4 to 3.6 V (VDDA) |
| Operating Temperature | -40 to +85 °C (or -40 to +105 °C for some packages) |
| Communication Interfaces | Up to two I2Cs, up to two SPIs, one I2S, up to two USARTs |
| ADC/DAC | One 12-bit ADC (up to 16 channels), one 12-bit DAC channel |
| Timers | Up to 11 timers, including one 32-bit and multiple 16-bit timers |
| I/Os | Up to 55 fast I/Os, up to 36 I/Os with 5 V tolerant capability |
| Package | LQFP 64 (10x10x1.4 mm) |
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 with hardware parity checking
- Comprehensive set of peripherals and I/Os, including I2C, SPI, USART, I2S, ADC, DAC, and multiple timers
- Low power modes: Sleep, Stop, Standby
- Power-on/Power down reset (POR/PDR), programmable voltage detector (PVD)
- Up to 55 fast I/Os, all mappable on external interrupt vectors
- Up to 18 capacitive sensing channels supporting touchkey, linear, and rotary touch sensors
- Two fast low-power analog comparators with programmable input and output
- 5-channel DMA controller
Applications
The STM32F051R8T7 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, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVACs
Q & A
- What is the core processor of the STM32F051R8T7?
The core processor is the ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz.
- How much Flash and SRAM memory does the STM32F051R8T7 have?
The device has 16 to 64 Kbytes of Flash memory and 8 Kbytes of SRAM.
- What are the operating temperature ranges for the STM32F051R8T7?
The operating temperature ranges are -40 to +85 °C (or -40 to +105 °C for some packages).
- What communication interfaces are available on the STM32F051R8T7?
The device includes up to two I2Cs, up to two SPIs, one I2S, and up to two USARTs.
- Does the STM32F051R8T7 support low-power modes?
Yes, it supports low power modes such as Sleep, Stop, and Standby.
- How many I/Os does the STM32F051R8T7 have?
The device has up to 55 fast I/Os, with up to 36 I/Os having 5 V tolerant capability.
- What types of timers are available on the STM32F051R8T7?
The device includes up to 11 timers, including one 32-bit and multiple 16-bit timers.
- Does the STM32F051R8T7 support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- What is the package type of the STM32F051R8T7?
The package type is LQFP 64 (10x10x1.4 mm).
- Is the STM32F051R8T7 RoHS compliant?
Yes, the device is RoHS compliant.
- What are some typical applications of the STM32F051R8T7?
Typical applications include application control, hand-held equipment, A/V receivers, PC peripherals, gaming and GPS platforms, industrial applications, and more.
