Overview
The STM32L152C6T6A is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L series. It features the high-performance ARM® Cortex®-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This microcontroller is designed for low-power applications, offering a comprehensive set of power-saving modes and a wide range of peripherals and interfaces. The device includes high-speed embedded memories, advanced communication interfaces, and rich analog peripherals, making it suitable for various applications requiring low power consumption and high performance.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® Cortex®-M3 32-bit CPU, up to 32 MHz |
| Memory | Up to 128 Kbytes Flash memory, up to 16 Kbytes RAM, up to 4 Kbytes true EEPROM |
| Power Supply | 1.8 to 3.6 V (down to 1.65 V at power down) |
| Temperature Range | -40°C to 85°C / 105°C in low power dissipation state |
| ADC | 12-bit ADC, 1 Msps, up to 24 channels |
| DAC | 2 channels with output buffers |
| Timers | 6 general-purpose 16-bit timers, 2 basic timers, 2 watchdog timers |
| Communication Interfaces | USB 2.0, 3 USARTs, 2 SPIs, 2 I2Cs |
| Capacitive Sensing Channels | Up to 20 channels supporting touchkey, linear, and rotary touch sensors |
| Package | LQFP 48 7x7x1.4 mm |
| Power Modes | Standby mode: 0.3 μA (3 wakeup pins), Stop mode: 0.57 μA (16 wakeup lines) |
Key Features
- Ultra-low-power platform
- 1.65 V to 3.6 V power supply
- -40°C to 85°C / 105°C temperature range
- Low power modes: Standby, Stop, Low-power Run
- High-speed embedded memories: Flash, RAM, EEPROM
- Rich analog peripherals: 12-bit ADC, 12-bit DAC, ultra-low-power comparators
- Advanced communication interfaces: USB, USART, SPI, I2C
- Up to 20 capacitive sensing channels
- Integrated LCD controller (except STM32L151x6/8/B devices)
- Real-time clock with sub-second counting and backup registers
- DMA controller with 7 channels
- CRC calculation unit, 96-bit unique ID
Applications
The STM32L152C6T6A is suitable for a wide range of applications that require low power consumption and high performance. These include:
- IoT devices and smart home applications
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics and wearable devices
- Automotive systems and telematics
- Energy metering and smart grid applications
Q & A
- What is the core architecture of the STM32L152C6T6A?
The STM32L152C6T6A features the ARM® Cortex®-M3 32-bit RISC core.
- What is the operating voltage range of the STM32L152C6T6A?
The operating voltage range is from 1.8 to 3.6 V, with options down to 1.65 V at power down.
- What are the key power-saving modes of the STM32L152C6T6A?
The key power-saving modes include Standby mode, Stop mode, and Low-power Run mode.
- What types of communication interfaces does the STM32L152C6T6A support?
The device supports USB 2.0, USART, SPI, and I2C interfaces.
- Does the STM32L152C6T6A have capacitive sensing capabilities?
- What is the maximum temperature range for the STM32L152C6T6A?
The device operates in the -40°C to 85°C / 105°C temperature range.
- Does the STM32L152C6T6A have an integrated LCD controller?
- What is the typical current consumption in Standby mode?
The typical current consumption in Standby mode is 0.3 μA (with 3 wakeup pins).
- Does the STM32L152C6T6A support real-time clock functionality?
- What is the package type of the STM32L152C6T6A?
The device is available in the LQFP 48 7x7x1.4 mm package.
