EFM8BB31F64I-B-5QFN32

Part No :: EFM8BB31F64I-B-5QFN32

Manufacturer: Silicon Labs

VIGOR # :: 3640826

Description: IC MCU 8BIT 64KB FLASH 32QFN

Catalog: Embedded - Microcontrollers

DataSheet: EFM8BB31F64I-B-5QFN32 PDF

Country of origin: -

Date code: -

EFM8BB31F64I-B-5QFN32 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-WFQFN Exposed Pad
Supplier Device Package:	32-QFN (5x5)

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Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
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In Stock: 135

Shipped from

HK warehouse

Expected Shipping Date

Jul 10 - Jul 14 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$1.7600~~	~~$1.76~~
25	~~$1.6141~~	~~$40.35~~
100	~~$1.4676~~	~~$146.76~~
1000	~~$1.3208~~	~~$1 320.79~~

Current price of EFM8BB31F64I-B-5QFN32 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

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