Overview
The STM32L451CCU6 is a highly advanced microcontroller from STMicroelectronics, designed to offer ultra-low power consumption and high performance. This device is part of the STM32L4 series, which features an ARM Cortex-M4 32-bit core with a floating-point unit (FPU). The microcontroller operates within a temperature range of -40°C to 85°C (or up to 125°C junction temperature) and is powered by a supply voltage of 1.71 V to 3.6 V. It is particularly suited for applications requiring low power consumption and high processing capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Core | ARM Cortex-M4 32-bit with FPU |
| Maximum Clock Frequency | Up to 80 MHz |
| Flash Memory | Up to 512 KB |
| SRAM | Up to 160 KB |
| Supply Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40°C to 85°C (or up to 125°C junction temperature) |
| Package | UFQFPN-48 |
| Power Consumption | 84 µA/MHz in run mode, 2.05 µA in Stop 2 mode, 22 nA in Shutdown mode |
Key Features
- Ultra-Low Power Consumption: Features FlexPowerControl, with modes such as VBAT, Shutdown, Standby, and Stop 2, ensuring minimal power usage.
- High Performance: ARM Cortex-M4 32-bit core with FPU, achieving up to 100 DMIPS and supporting DSP instructions.
- Analog Peripherals: Includes a 12-bit ADC, 12-bit DAC, operational amplifier, and ultra-low-power comparators.
- Communication Interfaces: Supports multiple interfaces including I2C, USART, SPI, CAN, SDMMC, and more.
- Timers and Watchdogs: Features various timers (advanced-control, general-purpose, basic, and low-power) and watchdogs.
- Capacitive Sensing: Up to 21 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- Security and Development Tools: Includes a true random number generator, CRC calculation unit, and support for serial wire debug (SWD), JTAG, and Embedded Trace Macrocell™.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its high performance and low power consumption.
- Medical Devices: Ideal for portable medical devices requiring low power and high processing capabilities.
- Consumer Electronics: Used in smart home devices, wearables, and other consumer electronics where power efficiency is crucial.
- Automotive Systems: Can be used in various automotive applications such as infotainment systems and sensor modules.
- IoT Devices: Perfect for Internet of Things (IoT) devices that require low power and robust processing.
Q & A
- What is the core architecture of the STM32L451CCU6?
The STM32L451CCU6 features an ARM Cortex-M4 32-bit core with a floating-point unit (FPU).
- What is the operating temperature range of the STM32L451CCU6?
The operating temperature range is -40°C to 85°C (or up to 125°C junction temperature).
- What is the power supply voltage range for the STM32L451CCU6?
The power supply voltage range is 1.71 V to 3.6 V.
- How much flash memory does the STM32L451CCU6 have?
The STM32L451CCU6 has up to 512 KB of flash memory.
- What types of communication interfaces does the STM32L451CCU6 support?
The STM32L451CCU6 supports multiple interfaces including I2C, USART, SPI, CAN, SDMMC, and more.
- What are some of the analog peripherals available on the STM32L451CCU6?
The device includes a 12-bit ADC, 12-bit DAC, operational amplifier, and ultra-low-power comparators.
- Does the STM32L451CCU6 support capacitive sensing?
Yes, it supports up to 21 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- What are the power consumption modes of the STM32L451CCU6?
The device features various power consumption modes including VBAT, Shutdown, Standby, and Stop 2 modes.
- Is the STM32L451CCU6 RoHS compliant?
Yes, the STM32L451CCU6 is RoHS compliant and follows the ECOPACK2 standard.
- What development tools are supported by the STM32L451CCU6?
The device supports serial wire debug (SWD), JTAG, and Embedded Trace Macrocell™.
