Specification of STM32L021D4P7D | |
---|---|
Status | Active |
Series | STM32L0 |
Package | Tray |
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 STM32L021D4P7D microcontroller is well-suited for applications requiring low power consumption and high performance in embedded systems. It is ideal for use in smart home devices where it can manage energy-efficient lighting and appliance controls. In automotive applications, it supports advanced driver assistance systems by processing sensor data efficiently. Additionally, it finds application in industrial automation, where its robustness and precision make it suitable for monitoring and controlling machinery operations.
Key Advantages
1. Technical specification 1: The STM32L021D4P7D features a 32-bit ARM Cortex-M0+ core running at up to 36 MHz, providing excellent processing speed without consuming excessive power.
2. Unique architecture feature: It includes a dedicated hardware random number generator that enhances security in cryptographic applications.
3. Power efficiency data: With a typical active current of 80 ¦ÌA/MHz, the microcontroller offers exceptional power efficiency, making it suitable for battery-powered devices.
4. Certification standards: The STM32L021D4P7D complies with various certification standards such as ISO 26262 for automotive safety and IEC 62304 for medical devices, ensuring reliability and safety in critical applications.
FAQ
Q1: How does the STM32L021D4P7D handle power management?
A1: The microcontroller employs a low-power sleep mode that reduces power consumption significantly when the device is idle, extending battery life in portable applications.
Q2: Can the STM32L021D4P7D be used in automotive applications?
A2: Yes, the STM32L021D4P7D meets the stringent requirements of automotive standards like ISO 26262, making it suitable for integration into automotive systems.
Q3: What development tools should I use for the STM32L021D4P7D?
A3: For development, you can use Keil MDK-ARM, which provides comprehensive support for STM32 microcontrollers, including debuggers and compilers optimized for the Cortex-M series.
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