Overview
The STM32L152VDT6X is a high-performance, ultra-low-power 32-bit ARM Cortex-M3 microcontroller from STMicroelectronics. It is part of the STM32L1 series, known for its excellent balance of performance, power efficiency, and integrated peripherals. This microcontroller features a 32 MHz core, 384 KB of Flash memory, and 48 KB of RAM, making it an ideal choice for a wide range of embedded applications. The device operates within a voltage range of 1.8 V to 3.6 V and is available in a 100-pin LQFP (14x14 mm) package. Its comprehensive feature set and low-power modes make it a versatile and cost-effective solution for various industries.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® Cortex®-M3 32-bit CPU, up to 32 MHz |
| Memory | 384 KB of Flash memory, 48 KB of RAM, 12 KB of true EEPROM |
| Power Supply | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to +85°C (or +105°C for some models) |
| Package | 100-pin LQFP (14x14x1.4 mm) |
| Timers | 1x 32-bit, 6x 16-bit, 2x basic timers, 2x watchdog timers |
| ADC/DAC | 12-bit ADC (up to 40 channels), 12-bit DAC (2 channels) |
| Communication Interfaces | USB 2.0, up to 3 SPIs, up to 2 I2Cs, up to 3 USARTs, 2 UARTs, 1 SDIO, 2 I2S |
| Capacitive Sensing Channels | Up to 34 channels |
| Operational Amplifiers | 3 operational amplifiers |
| Comparators | 2 ultra-low-power comparators |
| LCD Controller | Integrated LCD controller (up to 8 multiplexed LCDs) |
| Power Modes | Standby, Stop, Low-power run mode, etc. |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run mode)
- ARM® Cortex®-M3 32-bit CPU running at up to 32 MHz
- High-speed embedded memories: 384 KB of Flash memory, 48 KB of RAM, 12 KB of true EEPROM
- Comprehensive peripheral set including I2C, SPI, UART, USB, LCD, DMA, and more
- Integrated cap sense and LCD controller
- Three operational amplifiers, one 12-bit ADC, two DACs, and two ultra-low-power comparators
- Real-time clock and backup registers
- Low-power, ultra-safe BOR (brownout reset) with 5 selectable thresholds
- Programmable voltage detector (PVD) and clock sources including internal oscillators and PLL
- Up to 116 fast I/Os (102 I/Os 5V tolerant), all mappable on 16 external interrupt vectors
Applications
The STM32L152VDT6X is well-suited for a variety of embedded applications, including:
- Industrial automation
- Smart home devices
- Wearables
- Medical equipment
- Automotive systems
- Energy management and metering
- Consumer electronics
Q & A
- What is the core processor of the STM32L152VDT6X?
The core processor is the ARM® Cortex®-M3 32-bit CPU.
- What is the maximum operating frequency of the STM32L152VDT6X?
The maximum operating frequency is up to 32 MHz.
- What is the memory configuration of the STM32L152VDT6X?
The device has 384 KB of Flash memory, 48 KB of RAM, and 12 KB of true EEPROM.
- What are the power supply requirements for the STM32L152VDT6X?
The device operates within a voltage range of 1.8 V to 3.6 V.
- What are the key communication interfaces available on the STM32L152VDT6X?
The device includes USB 2.0, SPI, I2C, USART, UART, SDIO, and I2S interfaces.
- Does the STM32L152VDT6X have an integrated LCD controller?
- What are the power-saving modes available on the STM32L152VDT6X?
The device features Standby, Stop, and Low-power run modes among others.
- What is the operating temperature range of the STM32L152VDT6X?
The operating temperature range is -40°C to +85°C (or +105°C for some models).
- How many capacitive sensing channels does the STM32L152VDT6X support?
The device supports up to 34 capacitive sensing channels.
- What are the analog peripherals included in the STM32L152VDT6X?
The device includes three operational amplifiers, one 12-bit ADC, two DACs, and two ultra-low-power comparators.
- Is the STM32L152VDT6X suitable for industrial and automotive applications?
