Overview
The STM32L152CCT6 is a highly integrated, ultra-low-power microcontroller from STMicroelectronics, designed for low-power and high-performance applications. It features the ARM® Cortex®-M3 32-bit RISC core operating at a frequency of up to 32 MHz. This device combines high-performance capabilities with extensive power-saving features, making it ideal for a wide range of applications requiring low energy consumption.
The microcontroller includes a variety of peripherals such as USB, USART, SPI, I2C, and I2S interfaces, along with advanced analog peripherals like operational amplifiers, ADCs, DACs, and ultra-low-power comparators. It also supports touch sensing with up to 23 capacitive sensing channels and includes an LCD controller for driving up to 8 multiplexed LCDs.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® Cortex®-M3 32-bit CPU |
| Frequency | Up to 32 MHz |
| Memory | 256 Kbytes of Flash memory, 32 Kbytes of RAM, 8 Kbytes of true EEPROM |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 °C to 105 °C |
| Power Modes | Standby mode: 0.29µA (3 wakeup pins), Stop mode: 0.44µA (16 wakeup lines) |
| Analog Peripherals | 2 operational amplifiers, 12-bit ADC (up to 25 channels), 12-bit DAC (2 channels) |
| Communication Interfaces | USB 2.0, 3 USARTs, up to 8 SPIs, 2 I2Cs, 2 I2S |
| Timers | 1x 32-bit, 6x 16-bit, 2x 16-bit basic timers, 2x watchdog timers |
| Capacitive Sensing | Up to 23 capacitive sensing channels |
| Package | LQFP 48 (7x7x1.4 mm), UFQFPN 48 (7x7x0.55 mm) |
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 and 1.25 DMIPS/MHz (Dhrystone 2.1)
- Memory protection unit and reset and supply management
- Low-power, ultrasafe BOR (brownout reset) with 5 selectable thresholds
- Rich analog peripherals including operational amplifiers, ADC, DAC, and ultra-low-power comparators
- Extensive communication interfaces: USB 2.0, USART, SPI, I2C, I2S
- Up to 83 fast I/Os (70 I/Os 5V tolerant), all mappable on 16 external interrupt vectors
- LCD controller (except STM32L151xC devices) for driving up to 8 multiplexed LCDs
- Touch sensing capability with up to 23 capacitive sensing channels
- DMA controller with 12 channels and CRC calculation unit with 96-bit unique ID
Applications
The STM32L152CCT6 is suitable for a variety of applications that require low power consumption and high performance. These 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 needing low power and robust performance
- IoT devices that demand efficient power management and advanced peripherals
Q & A
- What is the core architecture of the STM32L152CCT6?
The STM32L152CCT6 features an ARM® Cortex®-M3 32-bit RISC core.
- What is the operating frequency range of the STM32L152CCT6?
The operating frequency range is up to 32 MHz.
- What are the power supply voltage ranges for the STM32L152CCT6?
The device operates from 1.65 V to 3.6 V.
- What are the key power-saving modes available on the STM32L152CCT6?
The device features Standby mode (0.29µA), Stop mode (0.44µA), and Low-power run mode (8.6 µA).
- What types of communication interfaces are available on the STM32L152CCT6?
The device includes USB 2.0, USART, SPI, I2C, and I2S interfaces.
- Does the STM32L152CCT6 support touch sensing?
- What is the temperature range for the STM32L152CCT6?
The device operates in the -40 °C to 105 °C temperature range.
- What types of timers are available on the STM32L152CCT6?
The device includes 1x 32-bit timer, 6x 16-bit timers, 2x 16-bit basic timers, and 2x watchdog timers.
- Does the STM32L152CCT6 have an LCD controller?
- What are the available package options for the STM32L152CCT6?
The device is available in LQFP 48 (7x7x1.4 mm) and UFQFPN 48 (7x7x0.55 mm) packages.
