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EFM8BB1 Series 8-bit Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Core	Program Memory Size	Data RAM Size	Package/Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Qualification	Packaging
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F4G-A-QFN20R Silicon Labs 1: 1,03 € 4.518In Stock	Mfr. Part No. EFM8BB10F4G-A-QFN20R Mouser Part No 634-8BB10F4GAQF20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	4.518In Stock	Cut Tape 1,03 € 0,748 € 0,673 € 0,593 € Reel 0,49 € View 0,554 € 0,531 € 0,513 € 0,478 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	CIP-51 8051	4 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2I-A-QFN20 Silicon Labs 1: 0,826 € 3.156In Stock	Mfr. Part No. EFM8BB10F2I-A-QFN20 Mouser Part No 634-EFM8BB10F2IAFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3.156In Stock	0,826 € 0,633 € 0,57 € 0,501 € View 0,469 € 0,449 € 0,434 € 0,369 €	Min.: 1 Mult.: 1	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-SOIC16 Silicon Labs 1: 1,13 € 2.249In Stock	Mfr. Part No. EFM8BB10F8I-A-SOIC16 Mouser Part No 634-8BB10F8I-ASOIC16	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2.249In Stock	1,13 € 0,841 € 0,761 € 0,673 € View 0,63 € 0,605 € 0,578 € 0,561 € 0,548 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2G-A-QFN20 Silicon Labs 1: 0,74 € 15.493In Stock	Mfr. Part No. EFM8BB10F2G-A-QFN20 Mouser Part No 634-8BB10F2GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	15.493In Stock	0,74 € 0,576 € 0,517 € 0,446 € View 0,421 € 0,392 € 0,366 € 0,352 € 0,343 €	Min.: 1 Mult.: 1	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-SOIC16R Silicon Labs 1: 1,07 € 4.880In Stock	Mfr. Part No. EFM8BB10F8G-A-SOIC16R Mouser Part No 634-8BB10F8GASO16R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	4.880In Stock	Cut Tape 1,07 € 0,771 € 0,697 € 0,616 € View Reel 0,462 € 0,577 € 0,554 € 0,53 € 0,462 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	CIP-51 8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2G-A-QFN20R Silicon Labs 1: 0,74 € 15.521In Stock	Mfr. Part No. EFM8BB10F2G-A-QFN20R Mouser Part No 634-8BB10F2GAQF20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	15.521In Stock	Cut Tape 0,74 € 0,569 € 0,508 € 0,464 € Reel 0,383 € View 0,448 € 0,413 € 0,391 € 0,378 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-QFN20R Silicon Labs 1: 0,791 € 11.606In Stock 73.500On Order	Mfr. Part No. EFM8BB10F8G-A-QFN20R Mouser Part No 634-8BB10F8GAQF20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	11.606In Stock 73.500On Order On Order Ship Dates Mfr. No: EFM8BB10F8G-A-QFN20R Stock: 11.606 Can Dispatch Immediately On Order: 52.500 Expected 13/10/2026 21.000 Expected 21/10/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,791 € 0,67 € 0,55 € 0,514 € View Reel 0,447 € 0,454 € 0,447 € 0,447 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F4G-A-QFN20 Silicon Labs 1: 0,955 € 218In Stock	Mfr. Part No. EFM8BB10F4G-A-QFN20 Mouser Part No 634-8BB10F4GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	218In Stock	0,955 € 0,777 € 0,692 € 0,679 € View 0,604 € 0,557 € 0,548 € 0,521 € 0,515 €	Min.: 1 Mult.: 1	CIP-51 8051	4 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-SOIC16 Silicon Labs 1: 0,998 € 1.235In Stock	Mfr. Part No. EFM8BB10F8G-A-SOIC16 Mouser Part No 634-8BB10F8GASO16	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	1.235In Stock	0,998 € 0,708 € 0,685 € 0,622 € View 0,555 € 0,506 € 0,487 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8A-A-QFN20 Silicon Labs 1: 3,04 € 20In Stock	Mfr. Part No. EFM8BB10F8A-A-QFN20 Mouser Part No 634-FM8BB10F8AAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	20In Stock	3,04 € 2,00 € 1,61 € 1,33 € View 1,29 € 1,20 € 1,12 € 1,09 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B		25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F4I-A-QFN20 Silicon Labs 1: 1,11 € 244In Stock End of Life	Mfr. Part No. EFM8BB10F4I-A-QFN20 Mouser Part No 634-M8BB10F4IAQFN20 End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	244In Stock	1,11 € 0,804 € 0,728 € 0,642 € View 0,602 € 0,578 € 0,552 € 0,55 € 0,544 €	Min.: 1 Mult.: 1	CIP-51 8051	4 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-QFN20 Silicon Labs 1: 0,946 € 2.519Expected 04/12/2026	Mfr. Part No. EFM8BB10F8G-A-QFN20 Mouser Part No 634-8BB10F8GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2.519Expected 04/12/2026	0,946 € 0,747 € 0,677 € 0,617 € View 0,599 € 0,531 € 0,521 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20 Silicon Labs 1: 1,08 € 7.560Expected 25/12/2026	Mfr. Part No. EFM8BB10F8I-A-QFN20 Mouser Part No 634-FM8BB10F8IAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	7.560Expected 25/12/2026	1,08 € 0,886 € 0,783 € 0,709 € View 0,685 € 0,634 € 0,618 € 0,562 € 0,549 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-SOIC16R Silicon Labs 2.500: 0,577 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8I-A-SOIC16R Mouser Part No 634-8BB10F8IASOIC16R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 0,577 € 0,57 €	Min.: 2.500 Mult.: 2.500 : 2.500	CIP-51 8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2A-A-QFN20 Silicon Labs 2.520: 1,13 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2A-A-QFN20 Mouser Part No 634-FM8BB10F2AAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	1,13 € 1,11 €	Min.: 2.520 Mult.: 2.520	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2A-A-QFN20R Silicon Labs 1.500: 1,10 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2A-A-QFN20R Mouser Part No 634-M8BB10F2AAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 1,10 € 1,08 €	Min.: 1.500 Mult.: 1.500 : 1.500	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2I-A-QFN20R Silicon Labs 1: 0,886 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2I-A-QFN20R Mouser Part No 634-M8BB10F2IAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape 0,886 € 0,633 € 0,57 € 0,501 € Reel 0,421 € View 0,469 € 0,449 € 0,434 € 0,414 €	Min.: 1 Mult.: 1 : 1.500	CIP-51 8051	2 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8A-A-QFN20R Silicon Labs 1.500: 1,14 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8A-A-QFN20R Mouser Part No 634-M8BB10F8AAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 1,14 € 1,12 €	Min.: 1.500 Mult.: 1.500 : 1.500	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20R Silicon Labs 1.500: 0,592 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8I-A-QFN20R Mouser Part No 634-M8BB10F8IAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 0,592 € 0,586 €	Min.: 1.500 Mult.: 1.500 : 1.500	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1		Reel

EFM8BB1 Series 8-bit Microcontrollers - MCU

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