Overview
The STM32L151CCT6, produced by STMicroelectronics, is an ultra-low-power microcontroller based on the ARM Cortex-M3 32-bit RISC core. This device is part of the STM32L151xC and STM32L152xC series, which are designed to offer high performance and low power consumption. The STM32L151CCT6 operates at a frequency of up to 32 MHz and features a comprehensive set of peripherals and interfaces, making it suitable for a wide range of applications requiring low power and high functionality.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Frequency | Up to 32 MHz |
| Flash Memory | 256 Kbytes with ECC |
| RAM | 32 Kbytes |
| EEPROM | 8 Kbytes with ECC |
| Backup Register | 128 bytes |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 °C to 105 °C |
| Standby Mode Current | 0.29 µA (3 wakeup pins), 1.15 µA (with RTC) |
| Stop Mode Current | 0.44 µA (16 wakeup lines), 1.4 µA (with RTC) |
| Low-Power Run Mode Current | 8.6 µA |
| Run Mode Current | 185 µA/MHz |
| I/O Leakage | 10 nA |
| Wakeup Time | 8 µs |
| Communication Interfaces | USB 2.0, 3x USARTs, up to 8x SPIs, 2x I2Cs, 2x I2S |
| Timers | 1x 32-bit, 6x 16-bit, 2x 16-bit basic timers, 2x watchdog timers |
| Analog Peripherals | 2x operational amplifiers, 12-bit ADC, 12-bit DAC, 2x ultra-low-power comparators |
| Capacitive Sensing Channels | Up to 23 channels |
| Package | LQFP 48 7x7x1.4 mm |
Key Features
- Ultra-low-power platform: Offers various power-saving modes including Standby, Stop, and Low-power run modes.
- High-performance core: ARM Cortex-M3 32-bit CPU operating up to 32 MHz.
- Rich analog peripherals: Includes 2 operational amplifiers, a 12-bit ADC, 12-bit DAC, and 2 ultra-low-power comparators.
- Comprehensive communication interfaces: USB 2.0, 3 USARTs, up to 8 SPIs, 2 I2Cs, and 2 I2S.
- Extensive timer capabilities: 1x 32-bit timer, 6x 16-bit timers, 2x 16-bit basic timers, and 2 watchdog timers.
- Capacitive sensing: Up to 23 capacitive sensing channels for touch sensing applications.
- Development support: Serial wire debug, JTAG, and trace supported.
- Memory protection unit: Enhances system security and reliability.
- Low-power clock sources: Includes crystal oscillators, internal RC oscillators, and a PLL for CPU and USB clock generation.
Applications
- Industrial automation: Suitable for low-power, high-performance applications in industrial control systems.
- Medical devices: Ideal for medical equipment requiring low power consumption and high reliability.
- Consumer electronics: Used in various consumer devices that need efficient power management and advanced peripherals.
- Automotive systems: Can be applied in automotive applications requiring robust and low-power microcontrollers.
- IoT devices: Perfect for Internet of Things (IoT) applications that demand low power and high functionality.
Q & A
- What is the core architecture of the STM32L151CCT6?
The STM32L151CCT6 is based on the ARM Cortex-M3 32-bit RISC core.
- What is the maximum operating frequency of the STM32L151CCT6?
The maximum operating frequency is up to 32 MHz.
- What types of memory does the STM32L151CCT6 have?
The device features 256 Kbytes of Flash memory, 32 Kbytes of RAM, 8 Kbytes of true EEPROM, and a 128-byte backup register.
- What is the power supply range for the STM32L151CCT6?
The power supply range is from 1.65 V to 3.6 V.
- What are the temperature ranges for the STM32L151CCT6?
The device operates in the temperature range of -40 °C to 105 °C.
- What are the key power-saving modes of the STM32L151CCT6?
The device features Standby, Stop, and Low-power run modes, with currents as low as 0.29 µA in Standby mode.
- What communication interfaces are available on the STM32L151CCT6?
The device includes USB 2.0, 3 USARTs, up to 8 SPIs, 2 I2Cs, and 2 I2S interfaces.
- Does the STM32L151CCT6 support capacitive sensing?
Yes, it supports up to 23 capacitive sensing channels.
- What development tools are supported by the STM32L151CCT6?
The device supports serial wire debug, JTAG, and trace.
- What is the package type of the STM32L151CCT6?
The device is available in LQFP 48 7x7x1.4 mm package.
