Overview
The STM32F091CBT6 is a microcontroller from the STM32F091xB/xC family, produced by STMicroelectronics. It incorporates the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at a frequency of up to 48 MHz. This device features high-speed embedded memories, including up to 128 Kbytes of Flash memory and 32 Kbytes of SRAM. The microcontroller is equipped with an extensive range of enhanced peripherals and I/Os, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 128 Kbytes of Flash memory, 32 Kbytes of SRAM with HW parity |
| Supply Voltage | 2.0 V to 3.6 V |
| Operating Temperature | -40 °C to 85 °C |
| Package | LQFP 48 7x7x1.4 mm |
| 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 |
| Timers | Seven 16-bit timers, one 32-bit timer, one 16-bit advanced-control timer for 6 channel PWM output |
| ADC/DAC | One 12-bit ADC (up to 16 channels), one 12-bit DAC with two channels |
| Communication Interfaces | Two I2C interfaces, two SPIs (18 Mbit/s), up to eight USARTs, one CAN interface, one I2S interface |
| Low Power Modes | Sleep, Stop, Standby |
| Other Features | 12-channel DMA controller, two fast low-power analog comparators, up to 88 fast I/Os, 96-bit unique ID |
Key Features
- High-performance ARM® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 128 Kbytes of Flash memory and 32 Kbytes of SRAM
- Extensive range of enhanced peripherals and I/Os
- Multiple communication interfaces: I2C, SPI, USART, CAN, I2S
- Advanced clock management: crystal oscillators, internal RC oscillators, PLL option
- Low power modes: Sleep, Stop, Standby
- 12-channel DMA controller and 96-bit unique ID
- Up to 88 fast I/Os and 69 I/Os with 5V-tolerant capability
- Two fast low-power analog comparators and up to 24 capacitive sensing channels
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
Applications
The STM32F091CBT6 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 architecture of the STM32F091CBT6?
The STM32F091CBT6 features an ARM® 32-bit Cortex®-M0 CPU.
- What is the maximum operating frequency of the STM32F091CBT6?
The maximum operating frequency is up to 48 MHz.
- How much Flash memory and SRAM does the STM32F091CBT6 have?
The device has 128 Kbytes of Flash memory and 32 Kbytes of SRAM.
- What is the supply voltage range for the STM32F091CBT6?
The supply voltage range is from 2.0 V to 3.6 V.
- What are the operating temperature ranges for the STM32F091CBT6?
The operating temperature ranges are from -40 °C to 85 °C.
- What types of communication interfaces are available on the STM32F091CBT6?
The device includes I2C, SPI, USART, CAN, and I2S interfaces.
- Does the STM32F091CBT6 support low power modes?
Yes, it supports Sleep, Stop, and Standby low power modes.
- What is the package type of the STM32F091CBT6?
The package type is LQFP 48 7x7x1.4 mm.
- Is the STM32F091CBT6 RoHS compliant?
Yes, it is RoHS compliant with Ecopack2.
- What are some typical applications for the STM32F091CBT6?
Typical applications include hand-held equipment, industrial applications, PC peripherals, and more.
