Overview
The STM32L151VCT6A is a 32-bit microcontroller from STMicroelectronics, part of the STM32L series known for its ultra-low-power consumption. This microcontroller is based on the ARM Cortex-M3 core and is designed for applications requiring high performance and low energy usage. It is available in a surface mount LQFP-100 package, making it suitable for a variety of embedded systems.
Key Specifications
| Specification | Value |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| EEPROM | 8 KB |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40°C to 105°C |
| Standby Mode Current | 305 nA (3 wakeup pins), 1.15 µA (with RTC) |
| Stop Mode Current | 0.475 µA (16 wakeup lines), 1.35 µA (with RTC) |
| Run Mode Current | 11 µA (Low-power run mode), 230 µA/MHz (normal run mode) |
| Clock Speed | Up to 32 MHz |
| Interfaces | USB 2.0, USART, SPI, I2C, I2S |
| ADC Channels | Up to 40 channels |
| DAC Channels | 2 channels with output buffers |
| Package Type | LQFP-100 |
Key Features
- Ultra-low-power platform with various low-power modes (Standby, Stop, Low-power run)
- ARM Cortex-M3 32-bit CPU with up to 32 MHz clock speed
- Rich analog peripherals including 12-bit ADC, 12-bit DAC, operational amplifiers, and ultra-low-power comparators
- Multiple communication interfaces: USB 2.0, USART, SPI, I2C, I2S
- LCD driver (up to 8x40 segments) and touch sensing capabilities
- DMA controller with 12 channels and 11 timers including watchdog timers
- Internal low-power RC oscillators and high-speed internal RC oscillator
- Pre-programmed bootloader and serial wire debug, JTAG, and trace capabilities
Applications
- IoT devices requiring low power consumption
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics such as smart home devices and wearables
- Automotive systems, especially those requiring low power and high reliability
Q & A
- What is the core architecture of the STM32L151VCT6A?
The STM32L151VCT6A is based on the ARM Cortex-M3 32-bit CPU.
- What is the power supply range for the STM32L151VCT6A?
The power supply range is from 1.65 V to 3.6 V.
- What are the different low-power modes available in the STM32L151VCT6A?
The microcontroller supports Standby, Stop, and Low-power run modes.
- How many ADC channels does the STM32L151VCT6A have?
It has up to 40 ADC channels.
- What communication interfaces are supported by the STM32L151VCT6A?
It supports USB 2.0, USART, SPI, I2C, and I2S interfaces.
- What is the maximum clock speed of the STM32L151VCT6A?
The maximum clock speed is up to 32 MHz.
- Does the STM32L151VCT6A have an LCD driver?
Yes, it includes an LCD driver capable of driving up to 8x40 segments.
- What is the package type of the STM32L151VCT6A?
The package type is LQFP-100.
- Does the STM32L151VCT6A support touch sensing?
Yes, it supports touch sensing capabilities.
- What are the key analog peripherals available in the STM32L151VCT6A?
It includes operational amplifiers, ultra-low-power comparators, and DACs.
