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QFN-20 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.	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Qualification	Packaging
8-bit Microcontrollers - MCU AVR 8K FLASH EE ATTINY841-MU Microchip Technology 1: 1,27 € 13In Stock NRND	Mfr. Part No. ATTINY841-MU Mouser Part No 556-ATTINY841-MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8K FLASH EE Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	13In Stock	1,27 € 1,14 € 1,05 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	12 I/O	1.7 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width MS51XB9AE Nuvoton 1: 0,559 € 627In Stock	Mfr. Part No. MS51XB9AE Mouser Part No 503-MS51XB9AE	Nuvoton	8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width Learn More about Nuvoton ms51 industrial mcus	Datasheet	627In Stock	0,559 € 0,479 € 0,422 € 0,399 € View 0,351 € 0,333 € 0,315 € 0,306 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	8051	8 bit	24 MHz	16 kB	1 kB	12 bit	18 I/O	2.4 V	5.5 V	+ 105 C		Tray
8-bit Microcontrollers - MCU 8-Bit UL PWR MCU 8Kbytes -40 to 85 STM8L101F3U6ATR STMicroelectronics 1: 1,63 € 78In Stock	Mfr. Part No. STM8L101F3U6ATR Mouser Part No 511-STM8L101F3U6ATR	STMicroelectronics	8-bit Microcontrollers - MCU 8-Bit UL PWR MCU 8Kbytes -40 to 85 Learn More about STMicroelectronics stm8l	Datasheet	78In Stock	Cut Tape 1,63 € 1,20 € 1,01 € 0,963 € View Reel 0,765 € 0,929 € 0,806 € 0,787 € 0,765 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	SMD/SMT	QFN-20	STM8	8 bit	16 MHz	8 kB	1.5 kB	No ADC	18 I/O	1.65 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS PIC32MM0064GPL020-I/ML Microchip Technology 1: 1,59 € 608In Stock	Mfr. Part No. PIC32MM0064GPL020-I/ML Mouser Part No 579-MM0064GPL020IML	Microchip Technology	32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS Learn More about Microchip Technology microchip pic32mm microcontrollers	Datasheet	608In Stock	1,59 € 1,45 € 1,31 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	MIPS32 microAptiv UC	32 bit	25 MHz	64 kB	8 kB	10 bit/12 bit	16 I/O	2 V	3.6 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC PIC16F1508-I/ML Microchip Technology 1: 1,30 € 152In Stock	Mfr. Part No. PIC16F1508-I/ML Mouser Part No 579-PIC16F1508-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC Learn More about Microchip Technology microchip pic16f15xx microcontrollers	Datasheet	152In Stock	1,30 € 1,19 € 1,08 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	4 kB	256 B	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8 Bit MCU 14KB Flash 1K RAM, 10-bit ADC PIC16F1619-I/ML Microchip Technology 1: 1,36 € 803In Stock	Mfr. Part No. PIC16F1619-I/ML Mouser Part No 579-PIC16F1619-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8 Bit MCU 14KB Flash 1K RAM, 10-bit ADC Learn More about Microchip Technology microchip brushless dc motors	Datasheet	803In Stock	1,36 € 1,25 € 1,13 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	18 I/O	2.5 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC PIC16F1708-I/ML Microchip Technology 1: 1,32 € 461In Stock	Mfr. Part No. PIC16F1708-I/ML Mouser Part No 579-PIC16F1708-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC Learn More about Microchip Technology microchip intelligent analog PIC	Datasheet	461In Stock	1,32 € 1,20 € 1,11 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	7 kB	512 B	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC PIC16F1708T-I/ML Microchip Technology 1: 1,32 € 988In Stock 3 300Expected 26/10/2026	Mfr. Part No. PIC16F1708T-I/ML Mouser Part No 579-PIC16F1708T-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC Learn More about Microchip Technology microchip intelligent analog PIC	Datasheet	988In Stock 3 300Expected 26/10/2026	Cut Tape 1,32 € Reel 1,12 € MouseReel Available	Min.: 1 Mult.: 1 : 3 300	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	7 kB	512 B	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 7.1 KB 256 RAM 18I/O PIC16F690-I/ML Microchip Technology 1: 2,33 € 418In Stock	Mfr. Part No. PIC16F690-I/ML Mouser Part No 579-PIC16F690-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 7.1 KB 256 RAM 18I/O	Datasheet	418In Stock	2,33 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	7 kB	256 B	10 bit	18 I/O	4.5 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8KBFlash 256bytesRAM 256bytesEEPROM PIC18F13K22-I/ML Microchip Technology 1: 1,82 € 603In Stock	Mfr. Part No. PIC18F13K22-I/ML Mouser Part No 579-PIC18F13K22-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8KBFlash 256bytesRAM 256bytesEEPROM Learn More about Microchip Technology microchipxlp	Datasheet	603In Stock	1,82 € 1,68 € 1,51 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC18	8 bit	64 MHz	8 kB	256 B	10 bit	17 I/O	2.3 V	5.5 V	+ 85 C		Tube
16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 512B 3V 10-BIT ADC PIC24F16KL401T-I/MQ Microchip Technology 1: 2,41 € 36In Stock 3 300Expected 26/10/2026	Mfr. Part No. PIC24F16KL401T-I/MQ Mouser Part No 579-PIC24F16K401TIMQ	Microchip Technology	16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 512B 3V 10-BIT ADC Learn More about Microchip Technology microchip pic24f kl	Datasheet	36In Stock 3 300Expected 26/10/2026	Cut Tape 2,41 € 2,36 € Reel 2,00 € MouseReel Available	Min.: 1 Mult.: 1 : 3 300	SMD/SMT	QFN-20	PIC24F	16 bit	32 MHz	16 kB	1 kB	10 bit	18 I/O	1.8 V	3.6 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 3V 10-BIT ADC PIC24F16KL401-I/MQ Microchip Technology 1: 2,35 € 409In Stock	Mfr. Part No. PIC24F16KL401-I/MQ Mouser Part No 579-PIC24F16KL401IMQ	Microchip Technology	16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 3V 10-BIT ADC Learn More about Microchip Technology microchip pic24f kl	Datasheet	409In Stock	2,35 € 2,17 € 1,96 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC24F	16 bit	32 MHz	16 kB	1 kB	10 bit	18 I/O	1.8 V	3.6 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16G-C-QFN20 Silicon Labs 1: 1,38 € 43In Stock 2 520Expected 08/01/2027	Mfr. Part No. EFM8BB21F16G-C-QFN20 Mouser Part No 634-8BB21F16GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	43In Stock 2 520Expected 08/01/2027	1,38 € 1,18 € 1,03 € 0,963 € 0,853 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	12 bit	16 I/O	2.2 V	3.6 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16G-C-QFN20R Silicon Labs 1: 1,42 € 34In Stock 58 500Expected 08/01/2027	Mfr. Part No. EFM8BB21F16G-C-QFN20R Mouser Part No 634-8BB21F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	34In Stock 58 500Expected 08/01/2027	Cut Tape 1,42 € 1,20 € 1,06 € 0,98 € 0,869 € Reel 0,806 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	12 bit	16 I/O	2.2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F16G-C-QFN20 Silicon Labs 1: 2,22 € 164In Stock	Mfr. Part No. EFM8UB10F16G-C-QFN20 Mouser Part No 634-8UB10F16GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	164In Stock	2,22 € 1,87 € 1,63 € 1,53 € 1,37 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.25 kB	12 bit	13 I/O	2.2 V	3.6 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F16G-C-QFN20R Silicon Labs 1: 2,66 € 117In Stock 49 500On Order	Mfr. Part No. EFM8UB10F16G-C-QFN20R Mouser Part No 634-8UB10F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	117In Stock 49 500On Order On Order Ship Dates Mfr. No: EFM8UB10F16G-C-QFN20R Stock: 117 Can Dispatch Immediately On Order: 9 000 Expected 07/01/2027 40 500 Expected 08/01/2027 Factory Lead Time: 31 Weeks	Cut Tape 2,66 € 1,94 € 1,75 € 1,57 € View Reel 1,30 € 1,55 € 1,38 € 1,30 € 1,30 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.25 kB	12 bit	13 I/O	2.2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16I-C-QFN20R Silicon Labs 1: 1,59 € 166In Stock	Mfr. Part No. EFM8BB21F16I-C-QFN20R Mouser Part No 634-BB21F16ICQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	166In Stock	Cut Tape 1,59 € 1,35 € 1,19 € 1,12 € View Reel 0,777 € 0,894 € 0,856 € 0,777 € 0,777 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.25 kB	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F16G-C-QFN20 Silicon Labs 1: 0,843 € 151In Stock	Mfr. Part No. EFM8BB51F16G-C-QFN20 Mouser Part No 634-EFM851F16GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	151In Stock	0,843 € 0,66 € 0,587 € 0,52 € View 0,489 € 0,469 € 0,453 € 0,433 € 0,423 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F16G-C-QFN20R Silicon Labs 1: 0,80 € 1 016In Stock 7 500On Order	Mfr. Part No. EFM8BB51F16G-C-QFN20R Mouser Part No 634-EFM851F16GQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	1 016In Stock 7 500On Order	Cut Tape 0,80 € 0,575 € 0,519 € 0,456 € View Reel 0,408 € 0,427 € 0,409 € 0,408 €	Min.: 1 Mult.: 1 : 2 500	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F16I-C-QFN20 Silicon Labs 1: 0,86 € 194In Stock	Mfr. Part No. EFM8BB51F16I-C-QFN20 Mouser Part No 634-EFM851F16ICQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	194In Stock	0,86 € 0,729 € 0,522 € 0,50 € View 0,484 € 0,463 € 0,451 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16G-C-QFN20 Silicon Labs 1: 0,791 € 234In Stock	Mfr. Part No. EFM8BB52F16G-C-QFN20 Mouser Part No 634-EFM852F16GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	234In Stock	0,791 € 0,63 € 0,449 € 0,429 € View 0,412 € 0,395 € 0,384 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16G-C-QFN20R Silicon Labs 1: 0,808 € 2 499In Stock	Mfr. Part No. EFM8BB52F16G-C-QFN20R Mouser Part No 634-EFM852F16GQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	2 499In Stock	Cut Tape 0,808 € 0,696 € 0,611 € 0,578 € Reel 0,42 € View 0,558 € 0,49 € 0,464 € 0,384 €	Min.: 1 Mult.: 1 : 2 500	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32G-C-QFN20 Silicon Labs 1: 1,57 € 2 182In Stock	Mfr. Part No. EFM8BB52F32G-C-QFN20 Mouser Part No 634-EFM852F32GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	2 182In Stock	1,57 € 1,01 € 0,894 € 0,735 € View 0,641 € 0,607 € 0,51 € 0,465 € 0,451 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8G-C-QFN20 Silicon Labs 1: 0,912 € 294In Stock	Mfr. Part No. EFM8BB51F8G-C-QFN20 Mouser Part No 634-EFM8B51F8GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	294In Stock	0,912 € 0,654 € 0,607 € 0,445 € View 0,427 € 0,409 € 0,398 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16A-C-QFN20 Silicon Labs 1: 2,70 € 463In Stock 2 520Expected 30/09/2026	Mfr. Part No. EFM8BB21F16A-C-QFN20 Mouser Part No 634-EFM8BB21F16FN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	463In Stock 2 520Expected 30/09/2026	2,70 € 2,01 € 1,84 € 1,65 € View 1,56 € 1,52 € 1,44 € 1,40 € 1,38 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	16 kB	2.25 kB	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C	AEC-Q100	Tube

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