Overview
The STM32L151VCH6 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, offering a wide range of features and peripherals that make it suitable for various embedded systems.
The STM32L151VCH6 integrates high-speed embedded memories, including 256 Kbytes of Flash memory, 32 Kbytes of RAM, and 8 Kbytes of true EEPROM. It also features an extensive set of analog and digital peripherals, such as operational amplifiers, ADCs, DACs, and ultra-low-power comparators.
The device supports multiple communication interfaces, including USB 2.0, USARTs, SPIs, I2Cs, and I2S. Additionally, it includes a real-time clock, backup registers, and a comprehensive set of power-saving modes to minimize energy consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM Cortex-M3 32-bit CPU |
| Core Speed | Up to 32 MHz |
| Program Memory Size | 256 Kbytes (256K x 8) Flash |
| RAM Size | 32 Kbytes (32K x 8) |
| EEPROM Size | 8 Kbytes (8K x 8) |
| Voltage - Supply (Vcc/Vdd) | 1.8 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package | 100-UFBGA |
| Number of I/O | Up to 83 fast I/Os (70 I/Os 5V tolerant) |
| Data Converters | 12-bit ADC (up to 25 channels), 12-bit DAC (2 channels) |
| Communication Interfaces | USB 2.0, USARTs, SPIs, I2Cs, I2S |
| Timers | 1x 32-bit, 6x 16-bit with up to 4 IC/OC/PWM channels, 2x 16-bit 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 mode)
- ARM Cortex-M3 32-bit CPU with up to 32 MHz frequency
- High-speed embedded memories: 256 Kbytes Flash, 32 Kbytes RAM, 8 Kbytes EEPROM
- Rich analog peripherals: 2 operational amplifiers, 12-bit ADC, 12-bit DAC, ultra-low-power comparators
- Extensive communication interfaces: USB 2.0, USARTs, SPIs, I2Cs, I2S
- Real-time clock and backup registers
- Up to 83 fast I/Os (70 I/Os 5V tolerant)
- Support for capacitive sensing with up to 23 channels
- Internal multispeed low-power PLL for CPU clock and USB
- Pre-programmed bootloader and development support (Serial wire debug, JTAG, trace)
Applications
The STM32L151VCH6 is versatile and can be used in a variety of applications that require low power consumption and high performance. Some typical applications include:
- Industrial automation and control systems
- Medical devices requiring low power and high reliability
- Consumer electronics such as smart home devices and wearables
- Automotive systems, especially those requiring low power and robust communication interfaces
- IoT devices and sensor networks
Q & A
- What is the core processor of the STM32L151VCH6?
The core processor is the ARM Cortex-M3 32-bit CPU.
- What is the maximum operating frequency of the STM32L151VCH6?
The maximum operating frequency is up to 32 MHz.
- What are the memory specifications of the STM32L151VCH6?
The device has 256 Kbytes of Flash memory, 32 Kbytes of RAM, and 8 Kbytes of true EEPROM.
- What is the voltage supply range for the STM32L151VCH6?
The voltage supply range is from 1.8 V to 3.6 V.
- What are the communication interfaces available on the STM32L151VCH6?
The device supports USB 2.0, USARTs, SPIs, I2Cs, and I2S.
- Does the STM32L151VCH6 support capacitive sensing?
Yes, it supports up to 23 capacitive sensing channels.
- What are the power-saving modes available on the STM32L151VCH6?
The device offers multiple power-saving modes including Standby, Stop, and Low-power run mode.
- Is the STM32L151VCH6 suitable for industrial applications?
Yes, it is suitable for industrial automation and control systems due to its robust features and low power consumption.
- Does the STM32L151VCH6 have a real-time clock?
Yes, it includes a real-time clock and backup registers.
- What is the package type of the STM32L151VCH6?
The package type is 100-UFBGA.
