EFM8BB31F32I-B-QFP32

Part No :: EFM8BB31F32I-B-QFP32

Manufacturer: Silicon Labs

VIGOR # :: 3658664

Description: IC MCU 8BIT 32KB FLASH 32QFP

Catalog: Embedded - Microcontrollers

DataSheet: EFM8BB31F32I-B-QFP32 PDF

Country of origin: -

Date code: -

EFM8BB31F32I-B-QFP32 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:	28
Program Memory Size:	32KB (32K x 8)
Program Memory Type:	FLASH
EEPROM Size:	-
RAM Size:	2.25K x 8
Voltage - Supply (Vcc/Vdd):	2.2V ~ 3.6V
Data Converters:	A/D 20x10/12b SAR; D/A 2x12b
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	32-TQFP
Supplier Device Package:	32-QFP (7x7)

Alternative Products

Part Number	Manufacturer & Description	Compare
EFM8BB31F16I-C-QFP32R Match 74%	Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F16I-C-QFP32R
EFM8BB31F32I-B-QFP32R Match 100%	Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F32I-B-QFP32R
EFM8BB31F16I-B-QFP32 Match 74%	Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F16I-B-QFP32
EFM8BB31F32I-C-QFP32 Match 100%	Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F32I-C-QFP32
EFM8BB31F32I-C-QFP32R Match 100%	Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F32I-C-QFP32R
EFM8BB31F16I-C-QFP32 Match 74%	Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP	EFM8BB31F32I-B-QFP32 vs EFM8BB31F16I-C-QFP32

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In Stock: 195

Shipped from

HK warehouse

Expected Shipping Date

Nov 06 - Nov 10 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$1.6300~~	~~$1.63~~
25	~~$1.4913~~	~~$37.28~~
100	~~$1.3560~~	~~$135.60~~
1000	~~$1.2204~~	~~$1 220.36~~

Current price of EFM8BB31F32I-B-QFP32 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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EFM8BB31F32I-B-QFP32

EFM8BB31F32I-B-QFP32

3658664

Pricing(USD)