EFM8BB31F64A-B-4QFN24

Part No :: EFM8BB31F64A-B-4QFN24

Manufacturer: Silicon Labs

VIGOR # :: 3642020

Description: IC MCU 8BIT 64KB FLASH 24QFN

Catalog: Embedded - Microcontrollers

DataSheet: EFM8BB31F64A-B-4QFN24 PDF

Country of origin: -

Date code: -

EFM8BB31F64A-B-4QFN24 Specifications

Type	Description
Series:	Automotive, AEC-Q100, Busy Bee
Package:	Tray
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:	20
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 12x10/12b SAR; D/A 2x12b
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	24-WFQFN Exposed Pad
Supplier Device Package:	24-QFN (4x4)

Alternative Products

Part Number	Manufacturer & Description	Compare
EFM8BB31F64A-C-4QFN24 Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64A-C-4QFN24
EFM8BB31F64I-C-4QFN24R Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64I-C-4QFN24R
EFM8BB31F64I-B-4QFN24R Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64I-B-4QFN24R
EFM8BB31F64A-C-4QFN24R Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64A-C-4QFN24R
EFM8BB31F64I-C-4QFN24 Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64I-C-4QFN24
EFM8BB31F64A-B-4QFN24R Match 100%	Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN	EFM8BB31F64A-B-4QFN24 vs EFM8BB31F64A-B-4QFN24R

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: 180

Shipped from

HK warehouse

Expected Shipping Date

Sep 06 - Sep 10 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$1.5947~~	~~$1.59~~
91	~~$1.5947~~	~~$145.12~~

Current price of EFM8BB31F64A-B-4QFN24 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

MSP430G2232IPW20

IC MCU 16BIT 2KB FLASH 20TSSOP

R5F10EGEGFB#X0

IC MCU 16BIT 64KB FLASH 48LFQFP

COP8SAA716M8/63SN

IC MCU 8BIT 1KB OTP 16SOIC

EFM8BB31F64A-B-4QFN24

EFM8BB31F64A-B-4QFN24

3642020

Pricing(USD)