Overview
The STM32L021D4P6 is an ultra-low-power microcontroller from STMicroelectronics, based on the Arm Cortex-M0+ core. This MCU is designed to provide high performance and low power consumption, making it ideal for a wide range of applications that require energy efficiency and reliability. The device operates within a voltage range of 1.65 V to 3.6 V and can function in a temperature range of -40 to 125 °C, ensuring robust performance in various environmental conditions.
Key Specifications
| Specification | Value |
|---|---|
| Program Memory Size | 16 kB |
| Data Bus Width | 32 bit |
| ADC Resolution | 12 bit |
| Maximum Clock Frequency | 32 MHz |
| Power Supply Voltage | 1.65 V to 3.6 V |
| Temperature Range | -40 to 125 °C |
| Standby Mode Current | 0.23 μA (2 wakeup pins) |
| Stop Mode Current | 0.34 μA (16 wakeup lines) |
Key Features
The STM32L021D4P6 boasts several key features that make it a versatile and efficient choice for various applications. These include:
- Ultra-low-power platform: The MCU offers low power consumption in standby and stop modes, with currents as low as 0.23 μA and 0.34 μA, respectively.
- Wide voltage range: It operates within a voltage range of 1.65 V to 3.6 V, providing flexibility in power supply design.
- High temperature range: The device can function in temperatures from -40 to 125 °C, making it suitable for harsh environments.
- Arm Cortex-M0+ core: This core provides high performance and efficiency, ideal for applications requiring low power and high reliability.
Applications
The STM32L021D4P6 is suitable for a variety of applications due to its ultra-low-power consumption and robust performance. Some of the key applications include:
- IoT devices: Ideal for Internet of Things (IoT) devices that require long battery life and low power consumption.
- Industrial automation: Suitable for industrial automation systems where reliability and low power are crucial.
- Consumer electronics: Can be used in consumer electronics such as smart home devices, wearables, and other portable electronics.
- Medical devices: Appropriate for medical devices that require low power and high reliability.
Q & A
- What is the program memory size of the STM32L021D4P6?
The program memory size of the STM32L021D4P6 is 16 kB. - What is the maximum clock frequency of the STM32L021D4P6?
The maximum clock frequency of the STM32L021D4P6 is 32 MHz. - What is the power supply voltage range of the STM32L021D4P6?
The power supply voltage range of the STM32L021D4P6 is 1.65 V to 3.6 V. - What is the temperature range of the STM32L021D4P6?
The temperature range of the STM32L021D4P6 is -40 to 125 °C. - What is the standby mode current of the STM32L021D4P6?
The standby mode current of the STM32L021D4P6 is 0.23 μA (with 2 wakeup pins). - What is the stop mode current of the STM32L021D4P6?
The stop mode current of the STM32L021D4P6 is 0.34 μA (with 16 wakeup lines). - What core does the STM32L021D4P6 use?
The STM32L021D4P6 uses the Arm Cortex-M0+ core. - What are some typical applications of the STM32L021D4P6?
The STM32L021D4P6 is typically used in IoT devices, industrial automation, consumer electronics, and medical devices. - What is the ADC resolution of the STM32L021D4P6?
The ADC resolution of the STM32L021D4P6 is 12 bits. - Is the STM32L021D4P6 suitable for harsh environments?
Yes, the STM32L021D4P6 is suitable for harsh environments due to its wide temperature range and low power consumption).
