| Specification of STM32L021D4P7 | |
|---|---|
| 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 ~ 105C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 14-TSSOP (0.173″, 4.40mm Width) |
| Supplier Device Package | 14-TSSOP |
Applications
The STM32L021D4P7 microcontroller is ideal for low-power applications such as battery-powered devices, IoT sensors, and small embedded systems. It supports a wide range of communication interfaces like UART, I2C, SPI, and USB, making it suitable for various IoT applications. The device operates within a temperature range from -40°C to +85°C, ensuring reliability in harsh environments.
Key Advantages
1. Low power consumption (max. 60 μA in deep sleep mode)
2. Arm Cortex-M0+ core with high performance at low voltage
3. Up to 128KB Flash memory
4. Supports multiple communication protocols including USB OTG
Frequently Asked Questions
Q1: What is the maximum operating temperature of the STM32L021D4P7?
A1: The maximum operating temperature of the STM32L021D4P7 is +85°C.
Q2: Can the STM32L021D4P7 be used in USB applications?
A2: Yes, the STM32L021D4P7 supports USB OTG functionality, enabling it to act both as a host and a device.
Q3: In which specific scenarios can the STM32L021D4P7 be utilized?
A3: The STM32L021D4P7 is commonly used in battery-operated devices, IoT sensors, and small embedded systems due to its low power consumption and versatile communication capabilities.
Other people’s search terms
– Low-power microcontrollers
– STM32L0 series
– USB OTG support
– IoT sensor applications
– Embedded system design
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