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EFM8SB 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 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN24 Silicon Labs 1: 2,48 € 2 654In Stock NRND	Mfr. Part No. EFM8SB20F64G-B-QFN24 Mouser Part No 634-EFM8SBF64GBQFN24 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	2 654In Stock	2,48 € 1,94 € 1,70 € 1,57 € View 1,52 € 1,45 € 1,41 € 1,38 € 1,37 €	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.25 kB	QFN-24	25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN24R Silicon Labs 1: 2,61 € 1 500In Stock	Mfr. Part No. EFM8SB20F64G-B-QFN24R Mouser Part No 634-EFM8SB64GBQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 500In Stock	Cut Tape 2,61 € 1,94 € 1,77 € 1,59 € Reel 1,35 € View 1,51 € 1,47 € 1,39 € 1,32 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500	CIP-51 8051	64 kB	4.25 kB		25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8A-A-QFN24 Silicon Labs 1: 3,07 € 1 519In Stock	Mfr. Part No. EFM8SB10F8A-A-QFN24 Mouser Part No 634-FM8SB10F8AAQFN24	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 519In Stock	3,07 € 2,29 € 2,09 € 1,87 € View 1,77 € 1,73 € 1,64 € 1,60 € 1,57 €	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B		25 MHz	12 bit	17 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8A-A-QFN20R Silicon Labs 1: 2,80 € 1 221In Stock End of Life	Mfr. Part No. EFM8SB10F8A-A-QFN20R Mouser Part No 634-M8SB10F8AAQFN20R End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 221In Stock	Cut Tape 2,80 € 2,09 € 1,91 € 1,71 € Reel 1,45 € View 1,62 € 1,58 € 1,46 € 1,42 €	Min.: 1 Mult.: 1 : 1 500	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB	AEC-Q100	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN32 Silicon Labs 1: 3,87 € 1 076In Stock End of Life	Mfr. Part No. EFM8SB20F64G-B-QFN32 Mouser Part No 634-EFM8SBF64GBQFN32 End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 076In Stock	3,87 € 2,56 € 2,17 € 1,99 € View 1,89 € 1,69 € 1,67 € 1,52 € 1,51 €	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.25 kB	QFN-32	25 MHz	10 bit	24 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F32G-B-QFN24R Silicon Labs 1: 2,13 € 1 498Expected 29/01/2027	Mfr. Part No. EFM8SB20F32G-B-QFN24R Mouser Part No 634-EFM8SB32GBQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 498Expected 29/01/2027	Cut Tape 2,13 € 1,81 € 1,42 € 1,24 € Reel 1,03 € View 1,14 € 1,11 € 1,07 € 1,01 €	Min.: 1 Mult.: 1 : 1 500	CIP-51 8051	32 kB	4.25 kB	QFN-24	25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F16G-B-QFN24 Silicon Labs 1: 1,83 € 1 911Expected 27/10/2026 NRND	Mfr. Part No. EFM8SB20F16G-B-QFN24 Mouser Part No 634-EFM8SBF16GBQFN24 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1 911Expected 27/10/2026	1,83 € 1,40 € 1,25 € 1,15 € View 1,09 € 1,07 € 1,04 € 1,01 €	Min.: 1 Mult.: 1	CIP-51 8051	16 kB	4.25 kB	QFN-24	25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F16G-B-QFN24R Silicon Labs 1 500: 0,998 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8SB20F16G-B-QFN24R Mouser Part No 634-EFM8SB16GBQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 0,998 € 0,972 €	Min.: 1 500 Mult.: 1 500 : 1 500	CIP-51 8051	16 kB	4.25 kB		25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8A-A-QFN24R Silicon Labs 2 500: 1,60 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8SB10F8A-A-QFN24R Mouser Part No 634-M8SB10F8AAQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 1,60 € 1,57 €	Min.: 2 500 Mult.: 2 500 : 2 500	CIP-51 8051	8 kB	512 B	QFN-24	25 MHz	12 bit	17 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F32G-B-QFN24 Silicon Labs 1: 2,12 € Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. EFM8SB20F32G-B-QFN24 Mouser Part No 634-EFM8SBF32GBQFN24 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	2,12 € 1,57 € 1,43 € 1,27 € View 1,20 € 1,17 € 1,13 € 1,09 € 1,07 €	Min.: 1 Mult.: 1	CIP-51 8051	32 kB	4.25 kB	QFN-24	25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F32G-B-QFN32R Silicon Labs 1: 2,20 € Non-Stocked Lead-Time 20 Weeks End of Life	Mfr. Part No. EFM8SB20F32G-B-QFN32R Mouser Part No 634-EFM8SB32GBQFN32R End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 2,20 € 1,98 € 1,54 € 1,45 € Reel 1,18 € View 1,40 € 1,22 € 1,16 €	Min.: 1 Mult.: 1 : 1 500	CIP-51 8051	32 kB	4.25 kB		25 MHz	10 bit	24 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F32G-B-QFN32 Silicon Labs 1: 2,33 € Non-Stocked Lead-Time 20 Weeks End of Life	Mfr. Part No. EFM8SB20F32G-B-QFN32 Mouser Part No 634-EFM8SBF32GBQFN32 End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 20 Weeks	2,33 € 1,76 € 1,52 € 1,40 € View 1,38 € 1,34 € 1,32 € 1,27 €	Min.: 1 Mult.: 1	CIP-51 8051	32 kB	4.25 kB	QFN-32	25 MHz	10 bit	24 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube

EFM8SB Series 8-bit Microcontrollers - MCU

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