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QFN-20 Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 4K FLASH 256B EE & SRAM USI ADC 5V ATTINY44-20MU Microchip Technology 1: £1.70 623In Stock NRND	Mfr. Part No. ATTINY44-20MU Mouser Part No 556-ATTINY44-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM USI ADC 5V Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	623In Stock	£1.70 £1.57 £1.41	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	AVR	8 bit	20 MHz	4 kB	256 B	10 bit	12 I/O	2.7 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp ATTINY44A-MU Microchip Technology 1: £0.705 554In Stock NRND	Mfr. Part No. ATTINY44A-MU Mouser Part No 556-ATTINY44A-MU NRND	Microchip Technology	8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	554In Stock	£0.705 £0.646 £0.586	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	AVR	8 bit	20 MHz	4 kB	256 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 8kb Flash STM8L151F3U6TR STMicroelectronics 1: £1.69 2,242In Stock	Mfr. Part No. STM8L151F3U6TR Mouser Part No 511-STM8L151F3U6TR	STMicroelectronics	8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 8kb Flash Learn More about STMicroelectronics stm8l	Datasheet	2,242In Stock	Cut Tape £1.69 £1.25 £1.07 £1.01 Reel £0.796 View £0.863 £0.849 £0.788 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-20	STM8	8 bit	16 MHz	8 kB	1 kB	12 bit	18 I/O	1.8 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN20, Ind 125C, Green, T&R ATTINY806-MFR Microchip Technology 1: £0.615 9,592In Stock	Mfr. Part No. ATTINY806-MFR Mouser Part No 579-ATTINY806-MFR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN20, Ind 125C, Green, T&R Learn More about Microchip Technology microchip attiny806 attiny1606 mcus	Datasheet	9,592In Stock	Cut Tape £0.615 £0.598 Reel £0.598	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	QFN-20	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	18 I/O	2.7 V	5.5 V	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid PIC16F1829-I/ML Microchip Technology 1: £1.53 5,611In Stock	Mfr. Part No. PIC16F1829-I/ML Mouser Part No 579-PIC16F1829-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	5,611In Stock	£1.53 £1.40 £1.27	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid PIC16F1829T-I/ML Microchip Technology 1: £1.57 2,506In Stock 16,500On Order	Mfr. Part No. PIC16F1829T-I/ML Mouser Part No 579-PIC16F1829T-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2,506In Stock 16,500On Order On Order Ship Dates Mfr. No: PIC16F1829T-I/ML Stock: 2,506 Can Dispatch Immediately On Order: 6,600 Expected 23/11/2026 9,900 Expected 08/12/2026 Factory Lead Time: 20 Weeks	Cut Tape £1.57 £1.51 Reel £1.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	18 I/O	2.3 V	5.5 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-QFN20 Silicon Labs 1: £1.32 3,268In Stock	Mfr. Part No. EFM8BB21F16I-C-QFN20 Mouser Part No 634-8BB21F16I-CQFN20	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	3,268In Stock	£1.32 £1.11 £0.978 £0.908 View £0.882 £0.766 £0.647 £0.606	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	+ 125 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F8G-C-QFN20 Silicon Labs 1: £1.34 2,547In Stock 5,040Expected 09/10/2026	Mfr. Part No. EFM8UB10F8G-C-QFN20 Mouser Part No 634-8UB10F8GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	2,547In Stock 5,040Expected 09/10/2026	£1.34 £1.13 £0.995 £0.925 View £0.899 £0.796 £0.738 £0.711 £0.701	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	CIP-51 8051	8 bit	50 MHz	8 kB	2.25 kB	12 bit	13 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 EFM8BB21F16A-C-QFN20R Silicon Labs 1: £3.35 1,498In Stock	Mfr. Part No. EFM8BB21F16A-C-QFN20R Mouser Part No 634-BB21F16ACQFN20R	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	1,498In Stock	Cut Tape £3.35 £2.22 £2.01 £1.71 View Reel £1.42 £1.62 £1.46 £1.42 £1.42	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	AEC-Q100	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-QFN20R Silicon Labs 1: £0.834 12,398In Stock	Mfr. Part No. EFM8BB51F16I-C-QFN20R Mouser Part No 634-EFM851F16IQFN20R	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	12,398In Stock	Cut Tape £0.834 £0.711 £0.623 £0.572 Reel £0.404 View £0.533 £0.487 £0.446 £0.342	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 7KB Flash, 128EE, 512B RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C PIC16F18044-I/ML Microchip Technology 1: £0.371 1,273In Stock 1,365Expected 26/10/2026	Mfr. Part No. PIC16F18044-I/ML Mouser Part No 494-PIC16F18044-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 7KB Flash, 128EE, 512B RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C Learn More about Microchip Technology microchip pic16f18015 25 44 45 mcus	Datasheet	1,273In Stock 1,365Expected 26/10/2026	£0.371	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	7 kB	512 B	10 bit	18 I/O	1.8 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB Flash, 128EE, 1KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C PIC16F18045-I/ML Microchip Technology 1: £0.421 762In Stock	Mfr. Part No. PIC16F18045-I/ML Mouser Part No 494-PIC16F18045-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 14KB Flash, 128EE, 1KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C Learn More about Microchip Technology microchip pic16f18015 25 44 45 mcus	Datasheet	762In Stock	£0.421 £0.42	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	18 I/O	1.8 V	5.5 V	+ 85 C		Tube
16-bit Microcontrollers - MCU 16KB Flash 2KB RAM 16-bit PIC24F Family PIC24F16KA101T-I/MQ Microchip Technology 1: £2.32 438In Stock	Mfr. Part No. PIC24F16KA101T-I/MQ Mouser Part No 579-24F16KA101T-I/MQ	Microchip Technology	16-bit Microcontrollers - MCU 16KB Flash 2KB RAM 16-bit PIC24F Family Learn More about Microchip Technology microchipxlp	Datasheet	438In Stock	Cut Tape £2.32 £2.27 Reel £1.92 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	SMD/SMT	QFN-20	PIC24F	16 bit	32 MHz	16 kB	1.5 kB	10 bit	18 I/O	1.8 V	3.6 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 14KB Fl 1kB R 48MHz Int. Oc 18 I0 PIC16F1459-I/ML Microchip Technology 1: £1.62 297In Stock	Mfr. Part No. PIC16F1459-I/ML Mouser Part No 579-PIC16F1459-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 14KB Fl 1kB R 48MHz Int. Oc 18 I0 Learn More about Microchip Technology microchip pic16f1459 mcus	Datasheet	297In Stock	£1.62 £1.48 £1.35	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	48 MHz	14 kB	1 kB	10 bit	17 I/O	2.3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 3.5KB Flash 128B RAM 18I/O 10bit ADC PIC16F1507-I/ML Microchip Technology 1: £1.01 82In Stock	Mfr. Part No. PIC16F1507-I/ML Mouser Part No 579-PIC16F1507-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 3.5KB Flash 128B RAM 18I/O 10bit ADC Learn More about Microchip Technology microchip core peripherals	Datasheet	82In Stock	£1.01 £0.934 £0.834	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	3.5 kB	128 B	10 bit	18 I/O	2.5 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC PIC16F1508-E/ML Microchip Technology 1: £1.22 190In Stock	Mfr. Part No. PIC16F1508-E/ML Mouser Part No 579-PIC16F1508-E/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	190In Stock	£1.22 £1.13 £1.03	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	+ 125 C		Tube
8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC 3V PIC16F1508T-I/ML Microchip Technology 1: £1.17 778In Stock	Mfr. Part No. PIC16F1508T-I/ML Mouser Part No 579-PIC16F1508T-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC 3V Learn More about Microchip Technology microchip pic16f15xx microcontrollers	Datasheet	778In Stock	Cut Tape £1.17 £1.16 Reel £0.986 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	4 kB	256 B	10 bit	18 I/O	2.3 V	5.5 V	+ 125 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 14KB FLASH 512B RAM PIC16F1509-I/ML Microchip Technology 1: £1.19 252In Stock	Mfr. Part No. PIC16F1509-I/ML Mouser Part No 579-PIC16F1509-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 14KB FLASH 512B RAM Learn More about Microchip Technology microchip pic16f15xx microcontrollers	Datasheet	252In Stock	£1.19 £1.09 £0.986	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	8 kB	512 B	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8 Bit MCU, 7KB Flash 512 RAM, 10bit ADC PIC16F1618-E/ML Microchip Technology 1: £1.13 316In Stock	Mfr. Part No. PIC16F1618-E/ML Mouser Part No 579-PIC16F1618-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 8 Bit MCU, 7KB Flash 512 RAM, 10bit ADC Learn More about Microchip Technology microchip pic16f1618 mcus	Datasheet	316In Stock	£1.13 £1.05 £0.943	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	+ 125 C		Tube
8-bit Microcontrollers - MCU 8K Word Flash 1024B RAM,10-bit ADC PIC16F1709-E/ML Microchip Technology 1: £1.33 39In Stock	Mfr. Part No. PIC16F1709-E/ML Mouser Part No 579-PIC16F1709-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 8K Word Flash 1024B RAM,10-bit ADC Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	39In Stock	£1.33 £1.22 £1.11	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	18 I/O	2.3 V	5.5 V	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC PIC16F1769-E/ML Microchip Technology 1: £1.74 238In Stock	Mfr. Part No. PIC16F1769-E/ML Mouser Part No 579-PIC16F1769-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC Learn More about Microchip Technology microchip pic16lf1769 8bit mcus	Datasheet	238In Stock	£1.74 £1.58 £1.44	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	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC PIC16F1769-I/ML Microchip Technology 1: £1.58 688In Stock	Mfr. Part No. PIC16F1769-I/ML Mouser Part No 579-PIC16F1769-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC Learn More about Microchip Technology microchip pic16lf1769 8bit mcus	Datasheet	688In Stock	£1.58 £1.44 £1.31	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	AEC-Q100	Tube
8-bit Microcontrollers - MCU 28KB, 2KB RAM, 256B EEPROM, 10b ADC, Comparator, 5b DAC, 10b PWM, CCP, CLC, NCO, CWG, PPS, EUSART, 2x(SPI/I2C) PIC16F18346-I/ML Microchip Technology 1: £1.07 277In Stock	Mfr. Part No. PIC16F18346-I/ML Mouser Part No 579-PIC16F18346-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 28KB, 2KB RAM, 256B EEPROM, 10b ADC, Comparator, 5b DAC, 10b PWM, CCP, CLC, NCO, CWG, PPS, EUSART, 2x(SPI/I2C) Learn More about Microchip Technology microchip pic16lf183x6 mcus xlp	Datasheet	277In Stock	£1.07 £0.986 £0.89	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	32 MHz	28 kB	2 kB	10 bit	18 I/O	2.3 V	5.5 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8MHz Oscillator, 8b ADC 2x Comp, 2x Amps PIC16F527-I/ML Microchip Technology 1: £0.691 719In Stock	Mfr. Part No. PIC16F527-I/ML Mouser Part No 579-PIC16F527-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8MHz Oscillator, 8b ADC 2x Comp, 2x Amps Learn More about Microchip Technology microchip intelligent analog PIC	Datasheet	719In Stock	£0.691 £0.63 £0.578	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	1.5 kB	68 B	8 bit	18 I/O	2 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 3.5 KB 128 RAM 18I/O PIC16F677-E/ML Microchip Technology 1: £1.59 364In Stock	Mfr. Part No. PIC16F677-E/ML Mouser Part No 579-PIC16F677-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 3.5 KB 128 RAM 18I/O	Datasheet	364In Stock	£1.59 £1.56 £1.55	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	PIC16	8 bit	20 MHz	3.5 kB	128 B	10 bit	18 I/O	4.5 V	5.5 V	+ 125 C		Tube

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