EFM8BB31F64I-C-QFN32

Part No :: EFM8BB31F64I-C-QFN32

Manufacturer: Silicon Labs

VIGOR # :: 3654231

Description: IC MCU 8BIT 64KB FLASH 32QFN

Catalog: Embedded - Microcontrollers

DataSheet: EFM8BB31F64I-C-QFN32 PDF

Country of origin: -

Date code: -

EFM8BB31F64I-C-QFN32 Specifications

Type	Description
Series:	Busy Bee
Package:	Tube
Part Status:	Not For New Designs
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:	29
Program Memory Size:	64KB (64K x 8)
Program Memory Type:	FLASH
EEPROM Size:	-
RAM Size:	4.25K x 8
Voltage - Supply (Vcc/Vdd):	2.2V ~ 3.6V
Data Converters:	A/D 20x10/12b SAR; D/A 4x12b
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	32-UFQFN Exposed Pad
Supplier Device Package:	32-QFN (4x4)

Please confirm the specifications of the products when ordering.
MOQ means the minimum order quantity required to purchase each parts.
If you have special order instructions,please note it on the ordering pages.
The Pre-Shipment Inspection (PSI) will be applied.
You can email us to change the order details before shipment.
Orders cannot be canceled after shipping the packages.

TT in advance (bank transfer), Credit Card, PayPal can be chosen.
Cash transfer only. (Transfer with checks and bills are not accepted.)
Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
If you need the detailed invoice or tax ID,please email us.

FedEx, DHL, and UPS can be selected.
You can select whether to charge shipping fee by your shipping account or to charge by our side.
Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
The shopping cart will automatically calculate the shipping cost.
Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
It is unable to appoint a date of delivery.
Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)

In Stock: 189

Shipped from

HK warehouse

Expected Shipping Date

Jan 12 - Jan 16 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$1.43~~	~~$1.43~~
490	~~$1.30~~	~~$637.39~~

Current price of EFM8BB31F64I-C-QFN32 is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

Hot Products

R5F101MJAFB#30

IC MCU 16BIT 256KB FLASH 80LQFP

CY8C24533-24PVXI

IC MCU 8BIT 8KB FLASH 28SSOP

CY8C24994-24BVXI

IC MCU 8BIT 16KB FLASH 100VFBGA

EFM8BB31F64I-C-QFN32

EFM8BB31F64I-C-QFN32

3654231

Pricing(USD)