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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersEFM8BB31F32G-B-QFP32R
EFM8BB31F32G-B-QFP32R Image
Image may be representation.
See specifications for product details.

EFM8BB31F32G-B-QFP32R - Silicon Labs

Manufacturer Part Number
EFM8BB31F32G-B-QFP32R
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EFM8BB31F32G-B-QFP32R
ECAD Model
Parts Description
IC MCU 8BIT 32KB FLASH 32QFP
Detailed Description
Package
32-TQFP
Data sheet
Cylindrical Battery Holders.pdf
In stock: 19255

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Quantity

Specifications

EFM8BB31F32G-B-QFP32R Tech Specifications
Silicon Labs - EFM8BB31F32G-B-QFP32R technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EFM8BB31F32G-B-QFP32R

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 2.2V ~ 3.6V  
Supplier Device Package 32-QFP (7x7)  
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  
Package / Case 32-TQFP  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 28  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 20x10/12b SAR; D/A 2x12b  
Core Size 8-Bit  
Core Processor CIP-51 8051  
Connectivity I²C, SMBus, SPI, UART/USART  
Base Product Number EFM8BB31  

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs EFM8BB31F32G-B-QFP32R

Product Attribute EFM8BB31F32G-B-QFP32R EFM8BB31F64I-B-4QFN24 EFM8BB21F16G-C-QSOP24R EFM8BB31F32G-B-QFN32
Part Number EFM8BB31F32G-B-QFP32R EFM8BB31F64I-B-4QFN24 EFM8BB21F16G-C-QSOP24R EFM8BB31F32G-B-QFN32
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Data Converters A/D 20x10/12b SAR; D/A 2x12b A/D 12x10/12b SAR; D/A 2x12b A/D 20x12b A/D 20x10/12b SAR; D/A 2x12b
Program Memory Type FLASH FLASH FLASH FLASH
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tray
RAM Size 2.25K x 8 4.25K x 8 2.25K x 8 2.25K x 8
Oscillator Type Internal Internal Internal Internal
Supplier Device Package 32-QFP (7x7) 24-QFN (4x4) 24-QSOP 32-QFN (4x4)
Base Product Number EFM8BB31 EFM8BB31 EFM8BB21 EFM8BB31
Number of I/O 28 20 21 29
Package / Case 32-TQFP 24-WFQFN Exposed Pad 24-SSOP (0.154", 3.90mm Width) 32-UFQFN Exposed Pad
Speed 50MHz 50MHz 50MHz 50MHz
Core Processor CIP-51 8051 CIP-51 8051 CIP-51 8051 CIP-51 8051
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
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Series Busy Bee Busy Bee Busy Bee Busy Bee
Voltage - Supply (Vcc/Vdd) 2.2V ~ 3.6V 2.2V ~ 3.6V 2.2V ~ 3.6V 2.2V ~ 3.6V
Program Memory Size 32KB (32K x 8) 64KB (64K x 8) 16KB (16K x 8) 32KB (32K x 8)
Connectivity I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART I²C, SMBus, SPI, UART/USART
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 125°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
EEPROM Size - - - -

EFM8BB31F32G-B-QFP32R Datasheet PDF

Download EFM8BB31F32G-B-QFP32R pdf datasheets and Silicon Labs documentation for EFM8BB31F32G-B-QFP32R - Silicon Labs.

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
Labeling Change 14/Dec/2021.pdf Mult Dev Label Chgs 20/Oct/2021.pdf
PCN Design/Specification
Mult Dev Revision 23/Jan/2019.pdf EFM8 24/May/2017.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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EFM8BB31F32G-B-QFP32R

Silicon Labs
32D-EFM8BB31F32G-B-QFP32R

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