Overview
The STM32L151VCT6 is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L1 series. It is based on the ARM Cortex-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This device is designed for low-power applications and integrates a range of peripherals and interfaces, including USB, USART, SPI, I2C, and I2S. The STM32L151VCT6 is available in a 100-pin LQFP package and supports a wide temperature range from -40°C to 85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM Cortex-M3 32-bit |
| Maximum Frequency | 32 MHz |
| Flash Memory | 256 Kbytes with ECC |
| RAM | 32 Kbytes |
| EEPROM | 8 Kbytes with ECC |
| Backup Register | 128 bytes |
| Power Supply | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to 85°C |
| Package | 100-pin LQFP (14x14 mm) |
| Number of I/Os | Up to 83 fast I/Os (70 I/Os 5V tolerant) |
| Analog Peripherals | 12-bit ADC (up to 25 channels), 12-bit DAC (2 channels), 2 operational amplifiers, 2 ultra-low-power comparators |
| Communication Interfaces | USB 2.0, up to 3 USARTs, up to 3 SPIs, up to 2 I2Cs, 2 I2S |
| Timers | 1x 32-bit, 6x 16-bit, 2x basic timers |
| Capacitive Sensing Channels | Up to 23 channels |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run)
- High-performance ARM Cortex-M3 32-bit RISC core
- High-speed embedded memories: 256 Kbytes of Flash, 32 Kbytes of RAM, 8 Kbytes of true EEPROM
- Rich set of peripherals: 12-bit ADC, 12-bit DAC, operational amplifiers, ultra-low-power comparators
- Advanced communication interfaces: USB 2.0, USART, SPI, I2C, I2S
- Up to 23 capacitive sensing channels for touch sensing functionality
- Real-time clock and backup registers
- Low-power, ultra-safe BOR (brownout reset) and programmable voltage detector (PVD)
- Development support: serial wire debug, JTAG, and trace
Applications
- Low-power IoT devices
- Portable medical devices
- Industrial automation and control systems
- Consumer electronics requiring low power consumption
- Automotive systems needing robust and low-power solutions
- Smart home devices and sensors
Q & A
- What is the core processor of the STM32L151VCT6?
The core processor is the ARM Cortex-M3 32-bit RISC core.
- What is the maximum operating frequency of the STM32L151VCT6?
The maximum operating frequency is 32 MHz.
- What is the power supply range for the STM32L151VCT6?
The power supply range is from 1.8 V to 3.6 V.
- What types of memory does the STM32L151VCT6 have?
The device has 256 Kbytes of Flash memory, 32 Kbytes of RAM, and 8 Kbytes of true EEPROM.
- What are the key analog peripherals of the STM32L151VCT6?
The key analog peripherals include a 12-bit ADC, 12-bit DAC, two operational amplifiers, and two ultra-low-power comparators.
- What communication interfaces are available on the STM32L151VCT6?
The device supports USB 2.0, up to three USARTs, up to three SPIs, up to two I2Cs, and two I2S interfaces.
- How many capacitive sensing channels does the STM32L151VCT6 support?
The device supports up to 23 capacitive sensing channels.
- What are the power-saving modes available on the STM32L151VCT6?
The device features Standby, Stop, and Low-power run modes.
- Is the STM32L151VCT6 RoHS compliant?
Yes, the STM32L151VCT6 is RoHS compliant.
- What is the operating temperature range of the STM32L151VCT6?
The operating temperature range is from -40°C to 85°C.
