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EFM8BB31F16I-C-QFN24R – Silicon Labs

Disclaimer: The image displayed serves as a mere illustration and does not provide precise specifications. For accurate details, We recommend referring to the official product data sheet.


In stock

Manufacturer Silicon Labs
Manufacturer Part No.EFM8BB31F16I-C-QFN24R – Silicon Labs
DescriptionIC MCU 8BIT 16KB FLASH 24QFN
Detailed DescriptionCIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 24-QFN (3x3)
DatasheetDatasheet Link

Key Stats

71% Customers retention rate

Customers from 12 countries

6 Industries

Product Attributes

CategoryIntegrated Circuits (ICs)
MfrSilicon Labs
SeriesBusy Bee
PackageTape & Reel (TR)
Product StatusNot For New Designs
Matkronics ProgrammableNot Verified
Core ProcessorCIP-51 8051
Core Size8-Bit
ConnectivityI2C, SMBus, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Number of I/O20
Program Memory Size16KB (16K x 8)
Program Memory TypeFLASH
RAM Size2.25K x 8
Voltage – Supply (Vcc/Vdd)2.2V ~ 3.6V
Data ConvertersA/D 12×10/12b SAR; D/A 2x12b
Oscillator TypeInternal
Operating Temperature-40°C ~ 125°C (TA)
Mounting TypeSurface Mount
Package / Case24-VFQFN Exposed Pad
Supplier Device Package24-QFN (3×3)
Base Product NumberEFM8BB31

Product Information

Semiconductor Product Description: EFM8BB31F16I-C-QFN24R

The EFM8BB31F16I-C-QFN24R is a high-performance 8-bit microcontroller from Silicon Labs, designed for a wide range of applications in the electronics industry. This semiconductor product stands out in the market due to its unique features and key benefits.

Key Features:

  • 16 kB Flash memory for program storage
  • 2 kB RAM for data storage
  • 24-pin QFN package for compact design
  • Integrated 12-bit ADC for analog signal processing
  • Up to 25 MHz operating frequency for fast processing
  • Low power consumption for energy-efficient operation

Key Benefits:

  • High performance for demanding applications
  • Small form factor for space-constrained designs
  • Low power consumption for extended battery life
  • Integrated peripherals for simplified system design
  • Robust security features for data protection


The EFM8BB31F16I-C-QFN24R is ideal for a variety of applications, including IoT devices, smart home appliances, industrial automation, and consumer electronics. Its high performance and low power consumption make it suitable for battery-powered devices and energy-efficient systems.

Performance Advantages:

With its fast operating frequency and integrated peripherals, the EFM8BB31F16I-C-QFN24R offers superior performance compared to other microcontrollers in its class. Its advanced features and robust security make it a reliable choice for mission-critical applications.

In conclusion, the EFM8BB31F16I-C-QFN24R semiconductor product from Silicon Labs is a versatile and high-performance microcontroller that offers unique features, key benefits, and superior performance advantages for a wide range of applications in the electronics industry.

Additional Info

Type Description Category Integrated Circuits (ICs) Embedded Microcontrollers Mfr Silicon Labs Series Busy Bee Package Tape & Reel (TR) Product Status Not For New Designs Matkronics Programmable Not Verified Core Processor CIP-51 8051 Core Size 8-Bit Speed 50MHz Connectivity I2C, SMBus, SPI, UART/USART Peripherals Brown-out Detect/Reset, POR, PWM, WDT Number of I/O 20 Program Memory […]

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