STM32F091CBT7
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STMicroelectronics STM32F091CBT7

Manufacturer No:
STM32F091CBT7
Manufacturer:
STMicroelectronics
Package:
Tray
Description:
IC MCU 32BIT 128KB FLASH 48LQFP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The STM32F091CBT7 microcontroller, produced by STMicroelectronics, is part of the STM32F091xB/xC series. It features the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at a frequency of up to 48 MHz. This device is equipped with high-speed embedded memories, including up to 128 Kbytes of Flash memory and 32 Kbytes of SRAM. The microcontroller offers a comprehensive set of peripherals and I/Os, making it suitable for a wide range of applications.

The device operates within a temperature range of -40 to +105 °C and is powered by a 2.0 to 3.6 V supply. It includes various power-saving modes, enabling the design of low-power applications. The STM32F091CBT7 is available in several package options, including LQFP 48 pins, and is RoHS compliant with an Ecopack2 grade.

Key Specifications

Specification Details
Core ARM® 32-bit Cortex®-M0 CPU
Frequency Up to 48 MHz
Flash Memory 128 Kbytes
SRAM 32 Kbytes with HW parity
Power Supply 2.0 to 3.6 V
Temperature Range -40 to +105 °C
Package LQFP 48 pins (7x7x1.4 mm)
Clock Management 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC, internal 8 MHz RC with x6 PLL option
Communication Interfaces Two I2C, two SPI, one I2S, up to eight USARTs, CAN interface
Analog Peripherals One 12-bit ADC (up to 16 channels), one 12-bit DAC with two channels
Timers Seven 16-bit timers, one 32-bit timer, one 16-bit advanced-control timer
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 128 Kbytes of Flash memory and 32 Kbytes of SRAM
  • Comprehensive set of peripherals and I/Os, including two I2C, two SPI, one I2S, up to eight USARTs, and a CAN interface
  • Analog peripherals: one 12-bit ADC (up to 16 channels) and one 12-bit DAC with two channels
  • Multiple timers: seven 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer
  • Low power modes: Sleep, Stop, Standby, and VBAT supply for RTC and backup registers
  • 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
  • Two fast low-power analog comparators and up to 24 capacitive sensing channels

Applications

The STM32F091CBT7 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

  1. What is the core processor of the STM32F091CBT7?

    The core processor is the ARM® 32-bit Cortex®-M0 CPU.

  2. What is the maximum operating frequency of the STM32F091CBT7?

    The maximum operating frequency is up to 48 MHz.

  3. How much Flash memory does the STM32F091CBT7 have?

    The STM32F091CBT7 has 128 Kbytes of Flash memory.

  4. What is the temperature range for the STM32F091CBT7?

    The temperature range is -40 to +105 °C.

  5. What types of communication interfaces are available on the STM32F091CBT7?

    The device includes two I2C, two SPI, one I2S, up to eight USARTs, and a CAN interface.

  6. Does the STM32F091CBT7 support low power modes?

    Yes, it supports Sleep, Stop, Standby, and VBAT supply for RTC and backup registers.

  7. How many I/Os does the STM32F091CBT7 have?

    The device has up to 88 fast I/Os and up to 69 I/Os with 5V-tolerant capability.

  8. What analog peripherals are included in the STM32F091CBT7?

    The device includes one 12-bit ADC (up to 16 channels) and one 12-bit DAC with two channels.

  9. What types of timers are available on the STM32F091CBT7?

    The device includes seven 16-bit timers, one 32-bit timer, and one 16-bit advanced-control timer.

  10. Is the STM32F091CBT7 RoHS compliant?

    Yes, the STM32F091CBT7 is RoHS compliant with an Ecopack2 grade.

Product Attributes

Core Processor:ARM® Cortex®-M0
Core Size:32-Bit Single-Core
Speed:48MHz
Connectivity:CANbus, I²C, IrDA, LINbus, SPI, UART/USART
Peripherals:DMA, I²S, POR, PWM, WDT
Number of I/O:38
Program Memory Size:128KB (128K x 8)
Program Memory Type:Flash
EEPROM Size:- 
RAM Size:32K x 8
Voltage - Supply (Vcc/Vdd):2V ~ 3.6V
Data Converters:A/D 13x12b; D/A 2x12b
Oscillator Type:Internal
Operating Temperature:-40°C ~ 105°C (TA)
Mounting Type:Surface Mount
Package / Case:48-LQFP
Supplier Device Package:48-LQFP (7x7)
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Similar Products

Part Number STM32F091CBT7 STM32F091CCT7 STM32F091VBT7 STM32F071CBT7 STM32F091CBT6
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Active Active Active
Core Processor ARM® Cortex®-M0 ARM® Cortex®-M0 ARM® Cortex®-M0 ARM® Cortex®-M0 ARM® Cortex®-M0
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
Speed 48MHz 48MHz 48MHz 48MHz 48MHz
Connectivity CANbus, I²C, IrDA, LINbus, SPI, UART/USART CANbus, I²C, IrDA, LINbus, SPI, UART/USART CANbus, I²C, IrDA, LINbus, SPI, UART/USART HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART CANbus, I²C, IrDA, LINbus, SPI, UART/USART
Peripherals DMA, I²S, POR, PWM, WDT DMA, I²S, POR, PWM, WDT DMA, I²S, POR, PWM, WDT DMA, I²S, POR, PWM, WDT DMA, I²S, POR, PWM, WDT
Number of I/O 38 38 88 37 38
Program Memory Size 128KB (128K x 8) 256KB (256K x 8) 128KB (128K x 8) 128KB (128K x 8) 128KB (128K x 8)
Program Memory Type Flash Flash Flash Flash Flash
EEPROM Size - - - - -
RAM Size 32K x 8 32K x 8 32K x 8 16K x 8 32K x 8
Voltage - Supply (Vcc/Vdd) 2V ~ 3.6V 2V ~ 3.6V 2V ~ 3.6V 1.65V ~ 3.6V 2V ~ 3.6V
Data Converters A/D 13x12b; D/A 2x12b A/D 13x12b; D/A 2x12b A/D 19x12b; D/A 2x12b A/D 13x12b; D/A 2x12b A/D 13x12b; D/A 2x12b
Oscillator Type Internal Internal Internal Internal Internal
Operating Temperature -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 48-LQFP 48-LQFP 100-LQFP 48-LQFP 48-LQFP
Supplier Device Package 48-LQFP (7x7) 48-LQFP (7x7) 100-LQFP (14x14) 48-LQFP (7x7) 48-LQFP (7x7)

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