STMicroelectronics STM32L021G4U6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.98 | $3.98 |
| 15+ | $0.91 | $13.65 |
| 25+ | $0.89 | $22.25 |
| 50+ | $0.84 | $42.00 |
| 100+ | $0.74 | $74.00 |
| 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 | 24 |
| 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 10x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 28-UFQFPN (4x4) |
| Package / Case | 28-UFQFN |
| ROHS |  |
The STM32L021G4U6 from STMicroelectronics is an ultra-low-power 32-bit MCU based on the ARM Cortex-M0+ core. It operates at up to 32MHz with 16KB flash and 2KB RAM, supporting a wide voltage range from 1.65V to 3.6V. Housed in a compact 28-UFQFN package, it includes essential peripherals like DMA, PWM, and brown-out detection, making it ideal for space-constrained, battery-powered applications.
- Ultra-low power consumption: The 1.65V operation and Cortex-M0+ core minimize energy draw, extending battery life in portable devices.
- Compact footprint: The 28-UFQFN package saves PCB space, enabling miniaturized product designs.
- Integrated peripherals: DMA and PWM reduce CPU load, improving real-time performance in control applications.
- Reliable operation: Brown-out detect and watchdog timer ensure stable performance under voltage fluctuations.
Battery-Powered IoT Sensors
The 1.65V minimum supply voltage allows direct operation from a single alkaline cell, extending battery life in wireless sensor nodes.
Portable Medical Devices
The low-power ARM Cortex-M0+ core at 32MHz provides sufficient processing for glucose meters or pulse oximeters while maintaining long battery life.
Wearable Fitness Trackers
The compact 28-UFQFN package and low-voltage operation enable slim, lightweight designs for step counters and heart-rate monitors.
Industrial Control Modules
With DMA and PWM peripherals, this MCU can handle motor control or actuator timing in compact industrial equipment.
Smart Home Controllers
The brown-out detect and watchdog timer ensure reliable operation in thermostats or lighting control units, even with unstable power supplies.
Consumer Electronics
Its small footprint and low power make it suitable for TV remote controls, smart locks, and small appliances.
- Q: What is the operating voltage range of the STM32L021G4U6?
- A: It operates from 1.65V to 3.6V, ideal for battery-powered devices.
- Q: What core does this MCU use?
- A: It uses the ARM Cortex-M0+ core running at up to 32MHz.
- Q: How much flash and RAM does it have?
- A: It has 16KB flash and 2KB RAM.
- Q: What package is available?
- A: It comes in a 28-UFQFN package.
- Q: Does it support low-power modes?
- A: Yes, it includes POR, PWM, DMA, and brown-out detect for efficient operation.
STM32L021G4U6.pdf
- Q: What is the operating voltage range of the STM32L021G4U6?
- A: It operates from 1.65V to 3.6V, ideal for battery-powered devices.
- Q: What core does this MCU use?
- A: It uses the ARM Cortex-M0+ core running at up to 32MHz.
- Q: How much flash and RAM does it have?
- A: It has 16KB flash and 2KB RAM.
- Q: What package is available?
- A: It comes in a 28-UFQFN package.
- Q: Does it support low-power modes?
- A: Yes, it includes POR, PWM, DMA, and brown-out detect for efficient operation.
