Overview
The STM32F091RCT6U is a 32-bit microcontroller from STMicroelectronics, part of the STM32F0 series. It is based on the ARM Cortex-M0 core, operating at a frequency of up to 48 MHz. This microcontroller is designed to offer high performance and low power consumption, making it suitable for a wide range of applications. It features extensive embedded memories, including up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM, along with a variety of enhanced peripherals and communication interfaces.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | ARM Cortex-M0 32-bit RISC |
| Operating Frequency | Up to 48 MHz |
| Flash Memory | Up to 256 Kbytes |
| SRAM | 32 Kbytes |
| Supply Voltage | 2.0 V to 3.6 V |
| Package Type | 64-Pin LQFP |
| Clock Management | 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC, internal 8 MHz RC with x6 PLL option, internal 40 kHz RC oscillator, internal 48 MHz oscillator |
| I/Os | Up to 88 fast I/Os, up to 69 I/Os with 5V-tolerant capability |
| ADC | One 12-bit, 1.0 µs ADC (up to 16 channels) |
| DAC | One 12-bit D/A converter (with 2 channels) |
| Timers | One 32-bit and seven 16-bit timers, one 16-bit advanced-control timer for 6 channel PWM output |
| Communication Interfaces | Two I2C interfaces, two SPIs, one I2S, up to eight USARTs, one CAN interface |
Key Features
- High-Performance Core: ARM Cortex-M0 32-bit RISC core operating at up to 48 MHz.
- Extensive Memories: Up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM.
- Advanced Peripherals: Includes one 12-bit ADC, one 12-bit DAC with two channels, and multiple timers.
- Communication Interfaces: Features two I2C interfaces, two SPIs, one I2S, up to eight USARTs, and one CAN interface.
- Low Power Modes: Sleep, Stop, and Standby modes for power efficiency.
- Clock Management: Multiple clock sources including crystal oscillators, internal RC oscillators, and a 32 kHz oscillator for RTC.
- I/O Capabilities: Up to 88 fast I/Os with 5V-tolerant capability and independent supply options.
- Debugging and Programming: Supports serial wire debug (SWD) and integrates a 96-bit unique ID.
Applications
- Consumer Electronics: Suitable for various consumer electronic devices due to its high performance and low power consumption.
- Embedded Electronics: Ideal for embedded systems requiring advanced peripherals and communication interfaces.
- Hobby & Education: Used in development boards like the NUCLEO-F091RC, making it accessible for hobbyists and educational projects.
- Portable Devices: Applicable in portable devices that require efficient power management and robust performance.
Q & A
- What is the core processor of the STM32F091RCT6U?
The core processor is the ARM Cortex-M0 32-bit RISC core.
- What is the maximum operating frequency of the STM32F091RCT6U?
The maximum operating frequency is up to 48 MHz.
- How much Flash memory and SRAM does the STM32F091RCT6U have?
It has up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM.
- What are the supply voltage ranges for the STM32F091RCT6U?
The supply voltage ranges from 2.0 V to 3.6 V.
- What types of communication interfaces does the STM32F091RCT6U support?
It supports two I2C interfaces, two SPIs, one I2S, up to eight USARTs, and one CAN interface.
- Does the STM32F091RCT6U have any low power modes?
Yes, it has Sleep, Stop, and Standby modes for power efficiency.
- What is the package type of the STM32F091RCT6U?
The package type is 64-Pin LQFP.
- How many I/Os does the STM32F091RCT6U have?
It has up to 88 fast I/Os, with up to 69 I/Os having 5V-tolerant capability.
- Does the STM32F091RCT6U support debugging and programming?
Yes, it supports serial wire debug (SWD) and has a 96-bit unique ID.
- What are some common applications of the STM32F091RCT6U?
It is commonly used in consumer electronics, embedded electronics, hobby and educational projects, and portable devices.
