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Integrated Circuits (ICs)

STM32L021G4U6

Ultra-low-power ARM Cortex-M0+ MCU with 16-Kbytes Flash, 32 MHz CPU, AES

The STMicroelectronics Ultra-low-power ARM Cortex-M0+ MCU is a highly efficient microcontroller designed for applications requiring minimal power consumption without compromising performance. With a 32 MHz CPU and 16 Kbytes of Flash memory, this MCU is ideal for battery-operated devices and IoT applications. Its robust design supports a wide operating temperature range from -40°C to 85°C, making it suitable for various environmental conditions. The compact UFQFN package with 28 pins ensures easy

BrandSTMicroelectronics
PackageUFQFN
Device TypeMicrocontrollers

Full Specifications

Number of I/Os24
Min Supply Voltage1.65V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency32MHz
Max Operating Temperature85°C
Min Operating Temperature-40°C
Nominal Supply Current230nA
Number of I2C Channels1
Number of SPI Channels1
Number of Timers/Counters2
RAM Size2kB
RoHSNon-Compliant
Number of Pins28

About This Product

The STMicroelectronics Ultra-low-power ARM Cortex-M0+ MCU is a highly efficient microcontroller designed for applications requiring minimal power consumption without compromising performance. With a 32 MHz CPU and 16 Kbytes of Flash memory, this MCU is ideal for battery-operated devices and IoT applications. Its robust design supports a wide operating temperature range from -40°C to 85°C, making it suitable for various environmental conditions. The compact UFQFN package with 28 pins ensures easy integration into your projects, while its advanced security features, including AES encryption, provide enhanced data protection.

What is this product used for?

Suitable for design, repair, and production programs using Microcontrollers devices.

Key Features

  • Case/Package: UFQFN
  • Number of Pins: 28
  • Lifecycle Status: Production
  • Number of I/Os: 24
  • Min Supply Voltage: 1.65V
  • Max Supply Voltage: 3.6V

Typical Use Cases

Embedded Processors and Controllers Microcontrollers UFQFN Microcontrollers

Sourcing Support for This MPN

Contact JaronSemi to confirm package, date code, and traceability requirements.

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  • Approved-alternate and cross-reference review when the requested line is constrained
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RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
Ultra-low-power ARM Cortex-M0+ MCU with 16-Kbytes Flash, 32 MHz CPU, AES

STM32L021G4U6

STMicroelectronics

The STMicroelectronics Ultra-low-power ARM Cortex-M0+ MCU is a highly efficient microcontroller designed for applications requiring minimal power consumption without compromising performance. With a 32 MHz CPU and 16 Kbytes of Flash memory, this MCU is ideal for battery-operated devices and IoT applications. Its robust design supports a wide operating temperature range from -40°C to 85°C, making it suitable for various environmental conditions. The compact UFQFN package with 28 pins ensures easy

  • Competitive pricing from verified sources
  • Sample to production quantities
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