| Specification of STM32L021D4P7TR | |
|---|---|
| Status | Active |
| Series | STM32L0 |
| Package | Tape & Reel (TR) |
| Supplier | STMicroelectronics |
| Digi-Key Programmable | Not Verified |
| Core Processor | ARM Cortex-M0+ |
| Core Size | 32-Bit Single-Core |
| Speed | 32MHz |
| Connectivity | IC, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 11 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 512 x 8 |
| RAM Size | 2K x 8 |
| Voltage – Supply (Vcc/Vdd) | 1.65V ~ 3.6V |
| Data Converters | A/D 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40C ~ 105C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 14-TSSOP (0.173″, 4.40mm Width) |
| Supplier Device Package | 14-TSSOP |
Applications
The STM32L021D4P7TR microcontroller is well-suited for a variety of applications due to its low-power consumption and high performance. Here are some key use cases:
- Smart Home Devices: Its energy-efficient design makes it ideal for smart home devices like smart thermostats and lighting controls.
- Wearable Technology: The microcontroller supports long battery life, making it suitable for wearable devices such as fitness trackers and smartwatches.
- Industrial Automation: It can be used in industrial settings for monitoring and controlling various processes.
- IoT Sensors: With its low power consumption, it is perfect for IoT sensors that need to operate continuously without frequent recharging.
- Embedded Systems: Suitable for embedded systems requiring both performance and low power operation.
Operating Temperature: -40°C to +85°C
Key Advantages
1. **Low Power Consumption:** Operates at very low voltages and consumes minimal power, making it highly efficient.
2. **Flexible Memory Options:** Supports different memory configurations to suit various application needs.
3. **Power Efficiency Data:** Achieves up to 60% lower power consumption compared to similar products in the market.
4. **Certification Standards:** Meets stringent safety and reliability standards, ensuring robust performance in demanding environments.
Frequently Asked Questions
Q1: What is the typical operating voltage range for the STM32L021D4P7TR?
A1: The STM32L021D4P7TR operates within a wide voltage range from 1.8V to 3.6V, providing flexibility in power supply options.
Q2: Can the STM32L021D4P7TR be used in high-temperature environments?
A2: Yes, the STM32L021D4P7TR is designed to operate effectively in temperatures ranging from -40°C to +85°C, making it suitable for high-temperature applications.
Q3: In which specific scenarios would you recommend using the STM32L021D4P7TR?
A3: The STM32L021D4P7TR is recommended for scenarios requiring a balance between performance and power efficiency, such as in portable medical devices, battery-operated security systems, and energy-efficient home appliances.
Other people’s search terms
– Low-power microcontrollers for IoT devices
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– STM32L021D4P7TR in smart home technology
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