STMicroelectronics STM32L021D4P7D
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $4.04 | $4.04 |
| 15+ | $0.93 | $13.95 |
| 25+ | $0.91 | $22.75 |
| 50+ | $0.86 | $43.00 |
| 100+ | $0.76 | $76.00 |
| N+ | $0.15 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L0 |
| Packaging | Tray | NULL |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core |
| Speed | 32MHz |
| Connectivity | I2C, 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 | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-TSSOP |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) |
| ROHS |  |
The STM32L021D4P7D is an ultra-low-power ARM Cortex-M0+ microcontroller from STMicroelectronics, operating at 32MHz with 16KB flash and 2KB RAM. Its 1.65V to 3.6V supply range and robust feature set including DMA, PWM, and brown-out detection make it ideal for energy-conscious embedded designs.
- Ultra-low power consumption: 1.65V operation enables direct battery connection, reducing BOM cost.
- High-performance core: 32MHz Cortex-M0+ delivers efficient processing for real-time tasks.
- Compact footprint: 14-TSSOP package saves PCB space for space-constrained designs.
- Enhanced reliability: Brown-out reset and WDT ensure stable operation in noisy environments.
Battery-Powered IoT Sensors
Ultra-low voltage operation down to 1.65V enables direct CR2032 coin cell usage without boost converters, extending sensor node life.
Portable Medical Monitors
The 32MHz Cortex-M0+ core with DMA handles continuous ADC sampling for vital sign monitoring while maintaining low power consumption.
Industrial Control Loops
Integrated PWM and WDT provide reliable closed-loop control for small actuators in harsh environments up to 105°C.
Smart Home Controllers
Multiple communication protocols supported via GPIO, with brown-out detection ensuring stable operation during power fluctuations.
Wearable Fitness Trackers
Compact 14-TSSOP package and 2KB RAM support basic activity algorithms with minimal board space.
Automotive Body Electronics
Wide temperature range and POR make it suitable for non-critical automotive modules like window lift controllers.
- Q: What is the operating voltage range?
- A: 1.65V to 3.6V, suitable for battery-powered devices.
- Q: What core does it use?
- A: ARM Cortex-M0+ at 32MHz.
- Q: How much flash and RAM?
- A: 16KB flash and 2KB RAM.
- Q: What package is available?
- A: 14-TSSOP with 4.40mm width.
- Q: What is the temperature range?
- A: -40°C to 105°C.
STM32L021D4P7D.pdf
- Q: What is the operating voltage range?
- A: 1.65V to 3.6V, suitable for battery-powered devices.
- Q: What core does it use?
- A: ARM Cortex-M0+ at 32MHz.
- Q: How much flash and RAM?
- A: 16KB flash and 2KB RAM.
- Q: What package is available?
- A: 14-TSSOP with 4.40mm width.
- Q: What is the temperature range?
- A: -40°C to 105°C.
