View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersEFM8BB31F32I-B-4QFN24
EFM8BB31F32I-B-4QFN24 Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

EFM8BB31F32I-B-4QFN24 - Energy Micro (Silicon Labs)

Manufacturer Part Number
EFM8BB31F32I-B-4QFN24
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EFM8BB31F32I-B-4QFN24
ECAD Model
Parts Description
EFM8 8051 8-BIT MCU, INDUSTRIAL
Package
24-WFQFN Exposed Pad
Data sheet
EFM8BB3 Datasheet.pdf
RoHs Status
Lead free / RoHS Compliant
Our certification
In stock: 38344

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity
EXPRESS OPTION
Payment method
Our certification

Specifications

EFM8BB31F32I-B-4QFN24 Tech Specifications
Energy Micro (Silicon Labs) - EFM8BB31F32I-B-4QFN24 technical specifications, attributes, parameters and parts with similar specifications to Energy Micro (Silicon Labs) - EFM8BB31F32I-B-4QFN24

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 2.2 V ~ 3.6 V  
Supplier Device Package 24-QFN (4x4)  
Speed 50MHz  
Series Busy Bee  
RAM Size 2.25K x 8  
Program Memory Type FLASH  
Program Memory Size 32KB (32K x 8)  
Peripherals Brown-out Detect/Reset, POR, PWM, WDT  
Packaging Tube  
Package / Case 24-WFQFN Exposed Pad  
Other Names 336-4077  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 125°C (TA)  
Number of I/O 20  
Moisture Sensitivity Level (MSL) 2 (1 Year)  
Manufacturer Standard Lead Time 6 Weeks  
Lead Free Status / RoHS Status Lead free / RoHS Compliant  
EEPROM Size -  
Detailed Description CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 32KB (32K x 8) FLASH 24-QFN (4x4)  
Data Converters A/D 12x12b, A/D 2x12b  
Core Size 8-Bit  
Core Processor CIP-51 8051  
Connectivity I²C, SMBus, SPI, UART/USART  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL)
REACH Status
ECCN
HTSUS

Parts with Similar Specifications

The three parts on the right have similar specifications to Energy Micro (Silicon Labs) EFM8BB31F32I-B-4QFN24

Product Attribute EFM8BB31F32I-B-4QFN24 EFM8BB31F16I-B-QFN32 EFM8BB31F64G-B-QFN32 EFM8BB31F16I-B-QSOP24
Part Number EFM8BB31F32I-B-4QFN24 EFM8BB31F16I-B-QFN32 EFM8BB31F64G-B-QFN32 EFM8BB31F16I-B-QSOP24
Manufacturer Energy Micro (Silicon Labs) Silicon Labs Silicon Labs Silicon Labs
Data Converters A/D 12x12b, A/D 2x12b A/D 20x10/12b SAR; D/A 2x12b A/D 20x10/12b SAR; D/A 4x12b A/D 13x10/12b SAR; D/A 2x12b
Speed 50MHz 50MHz 50MHz 50MHz
Other Names 336-4077 - - -
Voltage - Supply (Vcc/Vdd) 2.2 V ~ 3.6 V 2.2V ~ 3.6V 2.2V ~ 3.6V 2.2V ~ 3.6V
Packaging Tube - - -
Lead Free Status / RoHS Status Lead free / RoHS Compliant - - -
Moisture Sensitivity Level (MSL) 2 (1 Year) - - -
Connectivity I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TA)
Core Processor CIP-51 8051 CIP-51 8051 CIP-51 8051 CIP-51 8051
Program Memory Type FLASH FLASH FLASH FLASH
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
Manufacturer Standard Lead Time 6 Weeks - - -
Supplier Device Package 24-QFN (4x4) 32-QFN (4x4) 32-QFN (4x4) 24-QSOP
Oscillator Type Internal Internal Internal Internal
RAM Size 2.25K x 8 2.25K x 8 4.25K x 8 2.25K x 8
Number of I/O 20 29 29 21
Series Busy Bee Busy Bee Busy Bee Busy Bee
Detailed Description CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 32KB (32K x 8) FLASH 24-QFN (4x4) - - -
Program Memory Size 32KB (32K x 8) 16KB (16K x 8) 64KB (64K x 8) 16KB (16K x 8)
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Package / Case 24-WFQFN Exposed Pad 32-UFQFN Exposed Pad 32-UFQFN Exposed Pad 24-SSOP (0.154", 3.90mm Width)
EEPROM Size - - - -

EFM8BB31F32I-B-4QFN24 Datasheet PDF

Download EFM8BB31F32I-B-4QFN24 pdf datasheets and Energy Micro (Silicon Labs) documentation for EFM8BB31F32I-B-4QFN24 - Energy Micro (Silicon Labs).

Datasheets
EFM8BB3 Datasheet.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

View More
EFM8BB31F32I-B-4QFN24 Image

EFM8BB31F32I-B-4QFN24

Energy Micro (Silicon Labs)
32D-EFM8BB31F32I-B-4QFN24

Want a better price? Please Add to Cart, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB