Overview
The STM32F091RCH6TR microcontroller, produced by STMicroelectronics, is part of the STM32F091xB/xC series. It features the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This device is equipped with high-speed embedded memories, including up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM. The microcontroller offers a wide range of enhanced peripherals and I/Os, making it suitable for various applications.
The STM32F091RCH6TR operates within a temperature range of -40 to +85 °C and is powered by a 2.0 to 3.6 V supply. It includes comprehensive power-saving modes, enabling the design of low-power applications. The device is available in several package options, including the UFBGA 64 package.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 128 to 256 Kbytes of Flash memory, 32 Kbytes of SRAM with HW parity |
| Supply Voltage | 2.0 to 3.6 V |
| Temperature Range | -40 to +85 °C (industrial grade) |
| Package | UFBGA 64 5x5x0.6 P 0.5 mm |
| ADC | One 12-bit ADC (up to 16 channels) |
| DAC | One 12-bit DAC with two channels |
| Timers | Seven 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer |
| Communication Interfaces | Two I²C, two SPIs, one I²S, up to eight USARTs, one CAN, HDMI CEC |
| Power Modes | Sleep, Stop, Standby |
| I/Os | Up to 88 fast I/Os, up to 69 I/Os with 5V-tolerant capability |
Key Features
- High-performance ARM® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM
- Extensive range of enhanced peripherals and I/Os
- Standard communication interfaces: I²C, SPI, USART, CAN, HDMI CEC
- Analog peripherals: 12-bit ADC, 12-bit DAC with two channels, analog comparators
- Multiple timers: seven 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer
- Low power modes: Sleep, Stop, Standby
- Up to 88 fast I/Os and up to 69 I/Os with 5V-tolerant capability
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Capacitive sensing channels for touchkey, linear, and rotary touch sensors
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 STM32F091RCH6TR microcontroller?
The core is the ARM® 32-bit Cortex®-M0 CPU.
- What is the maximum frequency of the STM32F091RCH6TR?
The maximum frequency is up to 48 MHz.
- How much Flash memory does the STM32F091RCH6TR have?
It has up to 256 Kbytes of Flash memory.
- What are the power supply voltage ranges for the STM32F091RCH6TR?
The power supply voltage ranges from 2.0 to 3.6 V.
- What are the temperature ranges for the STM32F091RCH6TR?
The temperature ranges are -40 to +85 °C (industrial grade).
- What types of communication interfaces does the STM32F091RCH6TR support?
It supports I²C, SPI, USART, CAN, and HDMI CEC interfaces.
- Does the STM32F091RCH6TR have analog-to-digital and digital-to-analog converters?
Yes, it has a 12-bit ADC and a 12-bit DAC with two channels.
- How many timers does the STM32F091RCH6TR have?
It has seven 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer.
- What are the low power modes available on the STM32F091RCH6TR?
The low power modes include Sleep, Stop, and Standby.
- How many I/Os does the STM32F091RCH6TR have?
It has up to 88 fast I/Os and up to 69 I/Os with 5V-tolerant capability.
