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Silicon Labs ARM Cortex M33 System-On-Chip 32-Pin QFN 38.3MHz Microcontroller EFR32BG21A020F1024IM32-B
Specifications
| Country of Origin | India |
|---|---|
| Brand | Silicon Labs |
| Height | 850μm |
| Length | 4.1mm |
| Model | EFR32BG21A020F1024IM32-B |
| Technology | ARM Cortex M33 |
| Width | 4.1mm |
| Mount Type | Surface |
| Series | Blue Gecko |
| Maximum Operating Temperature | 125°C |
| Package Type | QFN |
| Minimum Operating Temperature | -40°C |
| Pin Count | 32 |
| Maximum Supply Voltage | 3.8V |
| Minimum Supply Voltage | 1.71V |
| Program Memory Size | 1024kB |
| Program Memory Type | FLASH |
| Clock frequency | 38.3MHz |
| Number of I/Os | 20 |
| Processing Unit | Microcontroller |
Key Features
- The microcontroller integrates 1024kB of flash program memory for embedded applications.
- It includes 96kB of RAM data memory to support efficient data handling.
- Operates with a supply voltage range from 1.71V to 3.8V, suitable for low-power designs.
- Equipped with 20 input/output pins for versatile interfacing options.
- Functions reliably in a wide temperature range from -40°C to 125°C.
- Compact physical dimensions of 4.1mm length and width with a height of 850μm in QFN package.
- Designed with ARM Cortex M33 technology providing enhanced processing capability and security features.
- Offers Bluetooth 5.1 and Bluetooth mesh connectivity with robust RF performance.
Product Description
Silicon Labs EFR32BG21A020F1024IM32-B is an advanced ARM Cortex M33 system-on-chip microcontroller featuring a 38.3MHz clock frequency and optimized for embedded and wireless applications.
This microcontroller includes 1024kB FLASH program memory and 96kB RAM, offering substantial resources for complex firmware and data storage in a compact 32-pin QFN package sized 4.1mm by 4.1mm with an 850μm height.
Operating voltage ranges from 1.71V to 3.8V enabling power-efficient designs, making it ideal for battery-powered and low-power IoT devices.
Robust connectivity support is offered with up to 20 input/output pins and integrated features supporting Bluetooth 5.1 and mesh networks. The device offers excellent receive sensitivity and a maximum power output of 20 dBm ensuring reliable wireless communication.
The ARM Cortex M33 core provides a high-performance processing foundation coupled with a dedicated security core enabling hardware-accelerated encryption, secure boot, and controlled debug access for enhanced system safety.
The microcontroller contains 1024kB of flash memory for application code storage. It has 96kB of RAM to efficiently manage data processing requirements. Designed to operate across a broad ambient temperature range from -40°C to 125°C.
Compact QFN package with 32 pins measures 4.1mm × 4.1mm × 850μm. The device mounts via surface mount technology suitable for automated PCB assembly. Bluetooth 5.1 and mesh networking capability provide reliable low-power wireless connectivity.
ARM Cortex M33 technology offers enhanced processing and security functions. Power supply voltage range between 1.71V to 3.8V supports flexible power design choices. Up to 20 input/output pins allow versatile interfacing to external components.
This product is well suited for industrial, IoT, consumer electronics, and wireless communication applications requiring a secure, low-power microcontroller. Explore a broad range of system-on-chip Microcontrollers in our Electronics & Electricals category for embedded development.
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Frequently Asked Questions
The EFR32BG21A020F1024IM32-B operates at a clock frequency of 38.3MHz.
It operates with a supply voltage range from 1.71V to 3.8V, making it suitable for low-power designs.
This model includes 1024kB of flash program memory and 96kB of RAM data memory.
It functions reliably in a wide temperature range from -40°C to 125°C.
This microcontroller is equipped with up to 20 input/output pins for versatile interfacing options.
The device comes in a QFN package with dimensions of 4.1mm x 4.1mm and a height of 850μm.
It is designed with ARM Cortex M33 technology, providing enhanced processing capability and security features.
It offers Bluetooth 5.1 and Bluetooth mesh connectivity, ensuring robust RF performance.
The microcontroller has a maximum power output of 20 dBm for reliable wireless communication.
It is designed for surface mount technology, suitable for automated PCB assembly.
The country of origin for this microcontroller is India.
It is well suited for industrial, IoT, consumer electronics, and wireless communication applications.
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