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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersEFM8BB31F16G-D-QFN24R
Silicon Labs
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EFM8BB31F16G-D-QFN24R - Silicon Labs

Manufacturer Part Number
EFM8BB31F16G-D-QFN24R
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EFM8BB31F16G-D-QFN24R
ECAD Model
Parts Description
IC MCU 8BIT 16KB FLASH 24QFN
Package
24-VFQFN Exposed Pad
Data sheet
EFM8BB31F16G-D-QFN24R.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 27334

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Specifications

EFM8BB31F16G-D-QFN24R Tech Specifications
Silicon Labs - EFM8BB31F16G-D-QFN24R technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EFM8BB31F16G-D-QFN24R

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 2.2V ~ 3.6V  
Supplier Device Package 24-QFN (3x3)  
Speed 50MHz  
Series Busy Bee  
RAM Size 2.25K x 8  
Program Memory Type FLASH  
Program Memory Size 16KB (16K x 8)  
Peripherals Brown-out Detect/Reset, POR, PWM, WDT  
Package / Case 24-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 20  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 12x12b; D/A 2x12b  
Core Size 8-Bit  
Core Processor CIP-51 8051  
Connectivity I²C, SMBus, SPI, UART/USART  
Base Product Number EFM8BB31  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status
ECCN 3A991A2
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

EFM8BB31F16G-D-QFN24R

Manufacturer

Silicon Labs

Introduction

The EFM8BB31F16G-D-QFN24R is part of Silicon Labs' Busy Bee series of embedded microcontrollers, designed for high-performance, low-power applications.

Product Features and Performance

Core Processor: CIP-51 8051, an efficient 8-bit microcontroller core

Speed: Operates at up to 50MHz for rapid processing

Connectivity options including I2C, SMBus, SPI, UART/USART for versatile peripheral integration

Built-in Peripherals: Brown-out Detect/Reset, Power-on Reset, PWM, Watchdog Timer enhance reliability and functionality

Number of I/O: 20 pins for extensive external device control

Program Memory Size: 16KB FLASH for substantial code space

RAM Size: 2.25 KB, providing adequate temporary data storage

Data Converters: A/D 12x12b and D/A 2x12b for precise analog to digital conversion

Internal Oscillator minimizes external component count

Operating Temperature range of -40°C to 85°C supports robust applications

Product Advantages

High-speed operation and diverse connectivity options enable complex applications

Integrated peripherals reduce additional IC requirements, saving space and cost

Low power consumption extends battery life in portable devices

Robust design ensures reliability in extreme conditions

Quick and easy development with available Silicon Labs tools

Key Technical Parameters

Core Size: 8-Bit

Voltage Supply (Vcc/Vdd): 2.2V ~ 3.6V for flexible power options

Mounting Type: Surface Mount for compact, secure integration

Package / Case: 24-VFQFN Exposed Pad, offering a compact footprint

Quality and Safety Features

Brown-out Detect/Reset and Power-on Reset for operational safety

Watchdog Timer prevents system freeze

High-quality construction for long-term reliability

Compatibility

Compatible with major development tools from Silicon Labs and third-party software

Application Areas

Industrial control systems

Consumer electronics

Automotive applications

IoT and smart devices

Product Lifecycle

Status: Active, indicating ongoing production and support

Silicon Labs maintains a commitment to providing notification of product lifecycle changes, including potential discontinuation with options for replacements or upgrades

Several Key Reasons to Choose This Product

High performance with up to 50MHz operation speed for demanding applications

Low power consumption enhances efficiency in portable and battery-operated devices

Comprehensive peripheral set simplifies system design, reducing time to market

Broad compatibility with development tools for easy integration and prototyping

Silicon Labs' commitment to quality and long-term availability supports product lifecycle requirements

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs EFM8BB31F16G-D-QFN24R

Product Attribute EFM8BB31F16G-D-QFN24R EFM8BB31F32G-B-QFP32R EFM8BB31F32G-B-QFN32 EFM8BB31F16I-C-QFN24R
Part Number EFM8BB31F16G-D-QFN24R EFM8BB31F32G-B-QFP32R EFM8BB31F32G-B-QFN32 EFM8BB31F16I-C-QFN24R
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Connectivity I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART
Oscillator Type Internal Internal Internal Internal
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
Speed 50MHz 50MHz 50MHz 50MHz
Series Busy Bee Busy Bee Busy Bee Busy Bee
Supplier Device Package 24-QFN (3x3) 32-QFP (7x7) 32-QFN (4x4) 24-QFN (3x3)
Data Converters A/D 12x12b; D/A 2x12b A/D 20x10/12b SAR; D/A 2x12b A/D 20x10/12b SAR; D/A 2x12b A/D 12x10/12b SAR; D/A 2x12b
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TA)
Number of I/O 20 28 29 20
Package Tape & Reel (TR) Tape & Reel (TR) Tray Tape & Reel (TR)
EEPROM Size - - - -
Program Memory Size 16KB (16K x 8) 32KB (32K x 8) 32KB (32K x 8) 16KB (16K x 8)
Voltage - Supply (Vcc/Vdd) 2.2V ~ 3.6V 2.2V ~ 3.6V 2.2V ~ 3.6V 2.2V ~ 3.6V
Core Processor CIP-51 8051 CIP-51 8051 CIP-51 8051 CIP-51 8051
Program Memory Type FLASH FLASH FLASH FLASH
RAM Size 2.25K x 8 2.25K x 8 2.25K x 8 2.25K x 8
Package / Case 24-VFQFN Exposed Pad 32-TQFP 32-UFQFN Exposed Pad 24-VFQFN Exposed Pad
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Base Product Number EFM8BB31 EFM8BB31 EFM8BB31 EFM8BB31

EFM8BB31F16G-D-QFN24R Datasheet PDF

Download EFM8BB31F16G-D-QFN24R pdf datasheets and Silicon Labs documentation for EFM8BB31F16G-D-QFN24R - Silicon Labs.

PCN Packaging
Labeling Change 14/Dec/2021.pdf Mult Dev Label Chgs 20/Oct/2021.pdf
PCN Assembly/Origin
Site Change 18/Jan/2022.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Silicon Labs

EFM8BB31F16G-D-QFN24R

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32D-EFM8BB31F16G-D-QFN24R

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