Overview
The STM32F091VCT7 is a microcontroller from STMicroelectronics, part of the STM32F091xB/xC family. It features the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. The device includes high-speed embedded memories, such as up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM, along with an extensive range of enhanced peripherals and I/Os. This microcontroller is designed to operate in a wide temperature range of -40 to +85 °C (or -40 to +105 °C for some packages) and is powered by a 2.0 to 3.6 V supply. It also includes various power-saving modes, making it suitable for low-power applications.
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 |
| Power Supply | Digital & I/Os supply: VDD = 2.0 V to 3.6 V, Analog supply: VDDA = VDD to 3.6 V |
| Temperature Range | -40 to +85 °C (or -40 to +105 °C for some packages) |
| Timers | One 32-bit and seven 16-bit timers, 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, up to eight USARTs, two SPIs, one CAN interface, HDMI CEC |
| Package | LQFP 100 14x14x1.4 mm |
| I/Os | Up to 88 fast I/Os, up to 69 I/Os with 5V-tolerant capability |
| Other Features | 12-channel DMA controller, calendar RTC, serial wire debug (SWD), 96-bit unique ID |
Key Features
- High-Performance CPU: ARM® 32-bit Cortex®-M0 CPU with a frequency up to 48 MHz.
- Memory and Storage: Up to 256 Kbytes of Flash memory and 32 Kbytes of SRAM with hardware parity.
- Power Management: Low power modes including Sleep, Stop, and Standby, with VBAT supply for RTC and backup registers.
- Analog and Digital Peripherals: One 12-bit ADC (up to 16 channels), one 12-bit DAC with two channels, and two fast low-power analog comparators.
- Communication Interfaces: Two I2C interfaces, up to eight USARTs, two SPIs, one CAN interface, and HDMI CEC.
- Timers and Clock Management: One 32-bit and seven 16-bit timers, internal oscillators, and a calendar RTC with alarm and periodic wakeup.
- I/O Capabilities: Up to 88 fast I/Os, with up to 69 I/Os having 5V-tolerant capability.
- Additional Features: 12-channel DMA controller, serial wire debug (SWD), and a 96-bit unique ID.
Applications
- Application Control and User Interfaces: Suitable for hand-held equipment, A/V receivers, and digital TV.
- PC Peripherals and Gaming: Ideal for PC peripherals, gaming platforms, and GPS devices.
- Industrial Applications: Used in PLCs, inverters, printers, scanners, alarm systems, video intercoms, and HVAC systems.
- Consumer Electronics: Applicable in various consumer electronics requiring advanced control and communication features.
Q & A
- What is the core CPU of the STM32F091VCT7?
The core CPU is the ARM® 32-bit Cortex®-M0, operating at frequencies up to 48 MHz.
- How much Flash memory does the STM32F091VCT7 have?
The device has up to 256 Kbytes of Flash memory.
- What are the power supply requirements for the STM32F091VCT7?
The device operates with a digital and I/O supply of 2.0 V to 3.6 V and an analog supply of VDDA = VDD to 3.6 V.
- What are the temperature ranges for the STM32F091VCT7?
The device operates in the -40 to +85 °C (or -40 to +105 °C for some packages) temperature range.
- What communication interfaces are available on the STM32F091VCT7?
The device includes two I2C interfaces, up to eight USARTs, two SPIs, one CAN interface, and HDMI CEC.
- How many I/Os does the STM32F091VCT7 have?
The device has up to 88 fast I/Os, with up to 69 I/Os having 5V-tolerant capability.
- What are the power-saving modes available on the STM32F091VCT7?
The device includes Sleep, Stop, and Standby power-saving modes.
- Does the STM32F091VCT7 support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- What is the package type for the STM32F091VCT7?
The device is available in an LQFP 100 14x14x1.4 mm package.
- Does the STM32F091VCT7 have a unique identifier?
Yes, it has a 96-bit unique ID.
