| Specification of STM32L021D4P6 | |
|---|---|
| Status | Active |
| Series | STM32L0 |
| Package | Tube |
| 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 ~ 85C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 14-TSSOP (0.173″, 4.40mm Width) |
| Supplier Device Package | 14-TSSOP |
Applications
The STM32L021D4P6 microcontroller is ideal for low-power, battery-operated devices such as wireless sensors, wearable devices, and IoT gateways. It supports various communication protocols like Bluetooth Low Energy (BLE) and Wi-Fi, making it suitable for applications requiring connectivity. The device operates within a wide temperature range (-40°C to +85°C), ensuring reliability in harsh environments.
Key Advantages
1. Technical specification 1: The STM32L021D4P6 features a 32-bit ARM Cortex-M0+ core running at up to 32 MHz, providing high processing power while maintaining low power consumption.
2. Unique architecture feature: It includes a built-in 12-bit ADC with up to 12 channels, enabling precise analog-to-digital conversion without external components.
3. Power efficiency data: With a typical current consumption of less than 1 μA in sleep mode, the STM32L021D4P6 offers exceptional energy efficiency, making it perfect for battery-powered applications.
4. Certification standards: The microcontroller complies with various certification standards, including CE, FCC, and RoHS, ensuring compliance with international regulations.
Frequently Asked Questions
Q1: Can the STM32L021D4P6 be used in applications requiring high-speed data transfer?
A1: Yes, the STM32L021D4P6 supports high-speed serial communication interfaces such as USB OTG, UART, SPI, and I2C, which can handle fast data transfer rates.
Q2: Is the STM32L021D4P6 compatible with other STM32 series microcontrollers?
A2: While the STM32L021D4P6 shares some architectural similarities with other STM32 series microcontrollers, direct pin-for-pin compatibility may vary due to differences in peripheral configurations and memory sizes.
Q3: In what specific scenarios would you recommend using the STM32L021D4P6?
A3: The STM32L021D4P6 is recommended for applications that require low power consumption and high performance, such as battery-powered devices, smart home appliances, and industrial control systems.
Other people’s search terms
– Low-power microcontroller for IoT devices
– Battery-operated MCU with BLE support
– High-performance MCU for sensor networks
– Energy-efficient MCU for wearables
– STM32L021D4P6 specifications and features
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