EFM8BB21 Series

Catalog

8-BIT MICROCONTROLLERS - MCU 8051 50 MHZ 16 KB FLASH 2.25 KB RAM 8-BIT BUSY BEE MCU

Part	Core Size (Bit Width)	A/D Resolution (bits)	A/D Channels	Number of I/O	Program Memory Type	Package Length	Package Name	Package Width	Program Memory Depth	Program Memory Width	Program Memory Size	Mounting Type	Operating Temperature (Max)	Operating Temperature (Min)	Core Processor	Speed	RAM Size Depth	RAM Size Width	Peripherals	Connectivity	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Oscillator Type	Package / Case	Grade	Qualification
SILICON LABS EFM8BB21F16G-C-QFN20	8 Bit	12 bit	15 count	16	FLASH	3 mm	20-QFN	3 mm	16 K	8 bit	16 KB	Surface Mount	85 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal	20-UFQFN Exposed Pad
SILICON LABS EFM8BB21F16G-C-QSOP24R	8 Bit	12 bit	20 count	21	FLASH	0.154 in	24-QSOP 24-SSOP	3.9 mm	16 K	8 bit	16 KB	Surface Mount	85 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal
SILICON LABS EFM8BB21F16I-C-QFN20	8 Bit	12 bit	15 count	16	FLASH	3 mm	20-QFN	3 mm	16 K	8 bit	16 KB	Surface Mount	125 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal	20-WFQFN Exposed Pad
SILICON LABS EFM8BB21F16G-B-QSOP24R	8 Bit	12 bit	20 count	21	FLASH	0.154 in	24-QSOP 24-SSOP	3.9 mm	16 K	8 bit	16 KB	Surface Mount	85 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal
SILICON LABS EFM8BB21F16A-C-QFN20R	8 Bit	12 bit	15 count	16	FLASH	3 mm	20-QFN	3 mm	16 K	8 bit	16 KB	Surface Mount	125 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal	20-WFQFN Exposed Pad	Automotive	AEC-Q100
SILICON LABS EFM8BB21F16I-C-QSOP24	8 Bit	12 bit	20 count	21	FLASH	0.154 in	24-QSOP 24-SSOP	3.9 mm	16 K	8 bit	16 KB	Surface Mount	125 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal
SILICON LABS EFM8BB21F16G-C-QFN20R	8 Bit	12 bit	15 count	16	FLASH	3 mm	20-QFN	3 mm	16 K	8 bit	16 KB	Surface Mount	85 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal	20-WFQFN Exposed Pad
SILICON LABS EFM8BB21F16G-B-QFN20R	8 Bit	12 bit	15 count	16	FLASH	3 mm	20-QFN	3 mm	16 K	8 bit	16 KB	Surface Mount	85 °C	-40 °C	CIP-51 8051	50 MHz	2.25 K	8 bit	Brown-out Detect POR PWM Reset WDT	I2C SMBus SPI UART USART	2.2 V	3.6 V	Internal	20-UFQFN Exposed Pad