The picture as a guide only. The Specifications are based on the datasheet (PDF).

EFM8BB31F32G-A-QSOP24R

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Manufacturer No:: EFM8BB31F32G-A-QSOP24R

Manufacturer:: Silicon Labs

Product Category:: Embedded - Microcontrollers

Description:: IC MCU 8BIT 32KB FLASH 24QSOP

RoHs Status:: Lead Free / RoHS Compliant

Datasheet:: EFM8BB31F32G-A-QSOP24R Datasheet(PDF)

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Specifications

Product Category :	Embedded - Microcontrollers	Manufacturer :	Silicon Labs
Connectivity :	I²C, SMBus, SPI, UART/USART	Core Processor :	CIP-51 8051
Core Size :	8-Bit	Data Converters :	A/D 13x12b, D/A 2x12b
EEPROM Size :	-	Number of I/O :	21
Operating Temperature :	-40°C ~ 85°C (TA)	Oscillator Type :	Internal
Package / Case :	24-SSOP (0.154", 3.90mm Width)	Packaging :	Tape & Reel (TR)
Part Status :	Discontinued at Digi-Key	Peripherals :	Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Size :	32KB (32K x 8)	Program Memory Type :	Flash
RAM Size :	2.25K x 8	Series :	Busy Bee
Speed :	50MHz	Supplier Device Package :	24-QSOP
Voltage - Supply (Vcc/Vdd) :	2.2 V ~ 3.6 V