Overview
The STM32L152C6U6A is an ultra-low-power microcontroller from STMicroelectronics, based on the ARM Cortex-M3 32-bit RISC core. This device is part of the STM32L151x6/8/B-A and STM32L152x6/8/B-A series, which are designed to offer high performance and low power consumption. The STM32L152C6U6A operates at a frequency of up to 32 MHz and features a comprehensive set of peripherals, including USB, USART, SPI, I2C, and an integrated LCD controller. It is particularly suited for applications requiring low power consumption and advanced connectivity options.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Maximum Clock Frequency | 32 MHz |
| Program Memory Size | 32 Kbytes Flash memory with ECC |
| RAM | Up to 16 Kbytes |
| EEPROM | Up to 4 Kbytes with ECC |
| Backup Register | 80-byte |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40°C to 105°C |
| ADC Resolution | 12-bit, up to 24 channels |
| DAC Channels | 2 channels with output buffers |
| Comparators | 2 ultra-low-power comparators |
| Timers | 6x 16-bit timers, 2x 16-bit basic timers, 2x watchdog timers |
| Communication Interfaces | USB 2.0, 3x USART, 2x SPI, 2x I2C |
| Capacitive Sensing Channels | Up to 20 channels |
| Package | UFQFPN 48 7x7x0.55 mm |
Key Features
- Ultra-low-power platform with various power-saving modes (Standby, Stop, Low-power Run)
- 1.65 V to 3.6 V power supply range
- -40°C to 105°C temperature range
- Low power consumption: 0.28 µA in Standby mode, 1.11 µA in Standby mode + RTC, 0.44 µA in Stop mode, and 10.9 µA in Low-power Run mode
- High-speed embedded memories: up to 32 Kbytes RAM, up to 4 Kbytes EEPROM
- Rich analog peripherals: 12-bit ADC, 12-bit DAC, ultra-low-power comparators
- Advanced communication interfaces: USB 2.0, USART, SPI, I2C
- Integrated LCD controller for up to 8 multiplexed LCDs
- Up to 20 capacitive sensing channels for touch sensing
- DMA controller with 7 channels
- Real-time clock with sub-second counting and backup registers
- Development support: serial wire debug, JTAG, and trace
Applications
The STM32L152C6U6A is suitable for a wide range of applications that require low power consumption and advanced peripherals. These include:
- 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
- IoT devices and smart sensors
- Energy metering and monitoring systems
Q & A
- What is the core architecture of the STM32L152C6U6A?
The STM32L152C6U6A is based on the ARM Cortex-M3 32-bit RISC core.
- What is the maximum clock frequency of the STM32L152C6U6A?
The maximum clock frequency is 32 MHz.
- What is the power supply range for the STM32L152C6U6A?
The power supply range is from 1.65 V to 3.6 V.
- What are the key power-saving modes of the STM32L152C6U6A?
The key power-saving modes include Standby, Stop, and Low-power Run modes.
- Does the STM32L152C6U6A support USB?
- What types of timers are available on the STM32L152C6U6A?
The device features six 16-bit timers, two 16-bit basic timers, and two watchdog timers.
- Can the STM32L152C6U6A be used for touch sensing applications?
- What is the temperature range for the STM32L152C6U6A?
- Does the STM32L152C6U6A have an integrated LCD controller?
- What development tools are supported by the STM32L152C6U6A?
- What is the package type for the STM32L152C6U6A?
