STM32F091CBT6TR
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STMicroelectronics STM32F091CBT6TR

Manufacturer No:
STM32F091CBT6TR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC MCU 32BIT 128KB FLASH 48LQFP
Delivery:
Payment:
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Product Introduction

Overview

The STM32F091CBT6TR is a 32-bit microcontroller from STMicroelectronics, part of the STM32F091xB/xC family. It is based on the ARM® Cortex®-M0 CPU and is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.

This microcontroller is particularly suited for industrial control, medical devices, consumer electronics, and other embedded systems that require robust and efficient processing capabilities.

Key Specifications

Parameter Specification
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 V to 3.6 V (digital and I/Os), 2.4 V to 3.6 V (analog)
Operating Temperature -40°C to 85°C
Package LQFP48 7x7 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
I/Os Up to 88 fast I/Os, up to 69 I/Os with 5V-tolerant capability and 19 with independent supply VDDIO2
ADC One 12-bit, 1.0 µs ADC (up to 16 channels)
DAC One 12-bit D/A converter (with 2 channels)
Timers 12 timers including one 16-bit advanced-control timer, one 32-bit and seven 16-bit timers
Communication Interfaces Two I2C interfaces, up to eight USARTs, two SPIs, CAN interface

Key Features

  • Advanced Peripherals: Includes 12-bit ADC, 12-bit DAC, two fast low-power analog comparators, and up to 24 capacitive sensing channels.
  • Communication Interfaces: Supports I2C, USART, SPI, and CAN interfaces, along with HDMI CEC wakeup and serial wire debug (SWD).
  • Power Management: Features low power modes (Sleep, Stop, Standby), power-on/power-down reset (POR/PDR), programmable voltage detector (PVD), and VBAT supply for RTC and backup registers.
  • Real-Time Clock (RTC): Calendar RTC with alarm and periodic wakeup from Stop/Standby.
  • Security and Identification: Includes a 96-bit unique ID and system window watchdog (WWDG).

Applications

  • Industrial Control: Suitable for industrial automation, motor control, and sensor applications.
  • Medical Devices: Can be used in medical devices requiring precise control and low power consumption.
  • Consumer Electronics: Ideal for consumer electronics such as home appliances, gaming devices, and wearables.
  • Automotive Systems: Applicable in automotive systems for control and monitoring functions.
  • IoT Devices: Suitable for Internet of Things (IoT) devices that require efficient processing and low power consumption.

Q & A

  1. What is the core of the STM32F091CBT6TR microcontroller?

    The core is the ARM® 32-bit Cortex®-M0 CPU, which operates up to 48 MHz.

  2. How much Flash and SRAM memory does the STM32F091CBT6TR have?

    It has 128 to 256 Kbytes of Flash memory and 32 Kbytes of SRAM with HW parity.

  3. What is the operating voltage range of the STM32F091CBT6TR?

    The operating voltage range is 2.0 V to 3.6 V for digital and I/Os, and 2.4 V to 3.6 V for analog supply.

  4. What types of communication interfaces does the STM32F091CBT6TR support?

    It supports I2C, USART, SPI, and CAN interfaces.

  5. Does the STM32F091CBT6TR have any power-saving features?

    Yes, it features low power modes (Sleep, Stop, Standby) and other power management options like POR/PDR and PVD.

  6. What is the purpose of the 96-bit unique ID in the STM32F091CBT6TR?

    The 96-bit unique ID is used for device identification and security purposes.

  7. Can the STM32F091CBT6TR be used in industrial control applications?

    Yes, it is suitable for industrial control due to its robust peripherals and low power consumption.

  8. What is the maximum temperature range for the STM32F091CBT6TR?

    The operating temperature range is -40°C to 85°C.

  9. Does the STM32F091CBT6TR support capacitive sensing?

    Yes, it supports up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.

  10. What is the purpose of the RTC in the STM32F091CBT6TR?

    The Real-Time Clock (RTC) provides calendar functionality with alarm and periodic wakeup from Stop/Standby modes.

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 ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:48-LQFP
Supplier Device Package:48-LQFP (7x7)
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Similar Products

Part Number STM32F091CBT6TR STM32F091CCT6TR STM32F091CBT7TR STM32F091CBU6TR STM32F071CBT6TR
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 CANbus, I²C, IrDA, LINbus, SPI, UART/USART HDMI-CEC, 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 38 38 37
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 32K x 8 16K x 8
Voltage - Supply (Vcc/Vdd) 2V ~ 3.6V 2V ~ 3.6V 2V ~ 3.6V 2V ~ 3.6V 1.65V ~ 3.6V
Data Converters A/D 13x12b; D/A 2x12b A/D 13x12b; D/A 2x12b A/D 13x12b; 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 ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 105°C (TA) -40°C ~ 85°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 48-LQFP 48-UFQFN Exposed Pad 48-LQFP
Supplier Device Package 48-LQFP (7x7) 48-LQFP (7x7) 48-LQFP (7x7) 48-UFQFPN (7x7) 48-LQFP (7x7)

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