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20 MHz 8-bit 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.	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 20MHz, 16KB, TQFP ATMEGA1608-AU Microchip Technology 1: £0.96 1,046In Stock	Mfr. Part No. ATMEGA1608-AU Mouser Part No 556-ATMEGA1608-AU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP Learn More about Microchip Technology microchip atmega1608 mcu	Datasheet	1,046In Stock	£0.96 £0.871 £0.791	Min.: 1 Mult.: 1	AVR	16 kB	2 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega1608		Tray
8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP ATMEGA1609-AU Microchip Technology 1: £1.16 675In Stock	Mfr. Part No. ATMEGA1609-AU Mouser Part No 556-ATMEGA1609-AU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP Learn More about Microchip Technology microchip atmega1609 mcu	Datasheet	675In Stock	£1.16 £1.06 £0.969	Min.: 1 Mult.: 1	AVR	16 kB	2 kB	TQFP-48	20 MHz	10 bit	41 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega1609		Tray
8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20MHz Ind Grn ATMEGA325PA-AU Microchip Technology 1: £3.98 94In Stock	Mfr. Part No. ATMEGA325PA-AU Mouser Part No 556-ATMEGA325PA-AU	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20MHz Ind Grn	Datasheet	94In Stock	£3.98 £3.65 £3.32	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	TQFP-64	20 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega325PA		Tray
8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ IND TEMP ATMEGA328PB-AU Microchip Technology 1: £1.22 827In Stock 31,500On Order	Mfr. Part No. ATMEGA328PB-AU Mouser Part No 556-ATMEGA328PB-AU	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ IND TEMP Learn More about Microchip Technology atmelatmega328	Datasheet	827In Stock 31,500On Order On Order Ship Dates Mfr. No: ATMEGA328PB-AU Stock: 827 Can Dispatch Immediately On Order: 14,250 Expected 16/02/2027 17,250 TBD Factory Lead Time: 10 Weeks	£1.22 £1.12 £1.01	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega328PB	AEC-Q100	Tray
8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP T&R ATMEGA328PB-AUR Microchip Technology 1: £1.27 3In Stock 28,000Expected 19/03/2027	Mfr. Part No. ATMEGA328PB-AUR Mouser Part No 556-ATMEGA328PB-AUR	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP T&R Learn More about Microchip Technology atmelatmega328	Datasheet	3In Stock 28,000Expected 19/03/2027	Cut Tape £1.27 £1.25 Reel £1.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	32 kB	2 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega328PB	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20 MHZ GRN ATMEGA3290A-AU Microchip Technology 1: £4.50 242In Stock	Mfr. Part No. ATMEGA3290A-AU Mouser Part No 556-ATMEGA3290A-AU	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20 MHZ GRN	Datasheet	242In Stock	£4.50 £4.14 £3.74	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	TQFP-100	20 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega3290A		Tray
8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP ATMEGA4808-AF Microchip Technology 1: £1.31 412In Stock	Mfr. Part No. ATMEGA4808-AF Mouser Part No 556-ATMEGA4808-AF	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP Learn More about Microchip Technology microchip atmega4808 microcontrollers	Datasheet	412In Stock	£1.31 £1.19 £1.08	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	ATmega4808		Tray
8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP ATMEGA4808-AU Microchip Technology 1: £1.18 493In Stock	Mfr. Part No. ATMEGA4808-AU Mouser Part No 556-ATMEGA4808-AU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP Learn More about Microchip Technology microchip atmega4808 microcontrollers	Datasheet	493In Stock	£1.18 £1.07 £0.978	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega4808		Tray
8-bit Microcontrollers - MCU 20MHz, 48KB, SOIC ATMEGA4808-XF Microchip Technology 1: £1.14 137In Stock	Mfr. Part No. ATMEGA4808-XF Mouser Part No 556-ATMEGA4808-XF	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 48KB, SOIC Learn More about Microchip Technology microchip atmega4808 microcontrollers	Datasheet	137In Stock	£1.14 £1.04 £0.943	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	SSOP-28	20 MHz	10 bit	23 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	ATmega4808		Tube
8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP ATMEGA4809-AU Microchip Technology 1: £1.31 691In Stock 1,000Expected 19/11/2026	Mfr. Part No. ATMEGA4809-AU Mouser Part No 556-ATMEGA4809-AU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP Learn More about Microchip Technology microchip atmega4809 microcontroller	Datasheet	691In Stock 1,000Expected 19/11/2026	£1.31 £1.19 £1.08	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	TQFP-48	20 MHz	10 bit	41 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega4809		Tray
8-bit Microcontrollers - MCU 20MHz, 48KB, QFN ATMEGA4809-MU Microchip Technology 1: £1.32 332In Stock	Mfr. Part No. ATMEGA4809-MU Mouser Part No 556-ATMEGA4809-MU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 48KB, QFN Learn More about Microchip Technology microchip atmega4809 microcontroller	Datasheet	332In Stock	£1.32 £1.20 £1.09	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	VQFN-48	20 MHz	10 bit	41 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega4809		Tray
8-bit Microcontrollers - MCU Mega AVR 0-Series, 20MHz, 48KB, PDIP-40 ATMEGA4809-PF Microchip Technology 1: £2.33 277In Stock	Mfr. Part No. ATMEGA4809-PF Mouser Part No 556-ATMEGA4809-PF	Microchip Technology	8-bit Microcontrollers - MCU Mega AVR 0-Series, 20MHz, 48KB, PDIP-40 Learn More about Microchip Technology microchip atmega4809 microcontroller	Datasheet	277In Stock	£2.33 £2.13 £1.92	Min.: 1 Mult.: 1	AVR	48 kB	6 kB	PDIP-40	20 MHz	10 bit	33 I/O	1.8 V	5.5 V	Through Hole	8 bit	- 40 C	+ 125 C	ATmega4809		Tube
8-bit Microcontrollers - MCU AVR 4KB FLASH 20 MHZ,IND TEMP ATMEGA48PA-MU Microchip Technology 1: £1.21 86In Stock	Mfr. Part No. ATMEGA48PA-MU Mouser Part No 556-ATMEGA48PA-MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 4KB FLASH 20 MHZ,IND TEMP	Datasheet	86In Stock	£1.21 £1.12 £1.01	Min.: 1 Mult.: 1	AVR	4 kB	512 B	QFN-32	20 MHz	10 bit	23 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega48PA		Tray
8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN ATMEGA48PB-AN Microchip Technology 1: £1.06 238In Stock 750Expected 17/11/2026	Mfr. Part No. ATMEGA48PB-AN Mouser Part No 556-ATMEGA48PB-AN	Microchip Technology	8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN	Datasheet	238In Stock 750Expected 17/11/2026	£1.06 £0.969 £0.882	Min.: 1 Mult.: 1	AVR	4 kB	512 B	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C	ATmega48PB		Tray
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644-20PU Microchip Technology 1: £5.48 29In Stock 110Expected 17/11/2026	Mfr. Part No. ATMEGA644-20PU Mouser Part No 556-ATMEGA644-20PU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	29In Stock 110Expected 17/11/2026	£5.48 £5.01 £4.54	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	PDIP-40	20 MHz	10 bit	32 I/O	2.7 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATmega644		Tube
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins ATMEGA644PA-AU Microchip Technology 1: £4.84 214In Stock 480Expected 30/11/2026	Mfr. Part No. ATMEGA644PA-AU Mouser Part No 556-ATMEGA644PA-AU	Microchip Technology	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	214In Stock 480Expected 30/11/2026	£4.84 £4.43 £4.02	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644		Tray
8-bit Microcontrollers - MCU 20MHz, 8KB, QFN ATMEGA808-MF Microchip Technology 1: £0.856 11In Stock	Mfr. Part No. ATMEGA808-MF Mouser Part No 556-ATMEGA808-MF	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, QFN Learn More about Microchip Technology microchip atmega808 mcu	Datasheet	11In Stock	£0.856 £0.773 £0.705 £0.703	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	VQFN-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C			Tray
8-bit Microcontrollers - MCU 20MHz, 8KB, SOIC ATMEGA808-XU Microchip Technology 1: £0.728 1,249In Stock	Mfr. Part No. ATMEGA808-XU Mouser Part No 556-ATMEGA808-XU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, SOIC Learn More about Microchip Technology microchip atmega808 mcu	Datasheet	1,249In Stock	£0.728 £0.661 £0.601	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	SSOP-28	20 MHz	10 bit	23 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	ATmega808		Tube
8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP ATMEGA809-AF Microchip Technology 1: £1.20 463In Stock	Mfr. Part No. ATMEGA809-AF Mouser Part No 556-ATMEGA809-AF	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP Learn More about Microchip Technology microchip atmega809 mcu	Datasheet	463In Stock	£1.20 £1.08 £0.986	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	TQFP-48	20 MHz	10 bit	41 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C			Tray
8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable ATMEGA88PA-MU Microchip Technology 1: £1.30 286In Stock 1,960Expected 01/03/2027	Mfr. Part No. ATMEGA88PA-MU Mouser Part No 556-ATMEGA88PA-MU	Microchip Technology	8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable	Datasheet	286In Stock 1,960Expected 01/03/2027	£1.30 £1.20 £1.07	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	QFN-32	20 MHz	10 bit	23 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega88PA		Tray
8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN, T&R ATMEGA88PB-ANR Microchip Technology 1: £1.15 401In Stock	Mfr. Part No. ATMEGA88PB-ANR Mouser Part No 556-ATMEGA88PB-ANR	Microchip Technology	8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN, T&R Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	401In Stock	Cut Tape £1.15 £1.13 Reel £0.96	Min.: 1 Mult.: 1 : 2,000	AVR	8 kB	1 kB	TQFP-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega88PB		Reel, Cut Tape
8-bit Microcontrollers - MCU 8KB 512B 1KB 20 MHZ QFN/MLF GRN ATMEGA88PB-MU Microchip Technology 1: £1.01 760In Stock	Mfr. Part No. ATMEGA88PB-MU Mouser Part No 556-ATMEGA88PB-MU	Microchip Technology	8-bit Microcontrollers - MCU 8KB 512B 1KB 20 MHZ QFN/MLF GRN Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	760In Stock	£1.01 £0.934 £0.841	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	VFQFN-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega88PB		Tray
8-bit Microcontrollers - MCU 1kB Flash 0.064kB EEPROM 6 I/O Pins ATTINY13-20PU Microchip Technology 1: £1.32 580In Stock	Mfr. Part No. ATTINY13-20PU Mouser Part No 556-ATTINY13-20PU	Microchip Technology	8-bit Microcontrollers - MCU 1kB Flash 0.064kB EEPROM 6 I/O Pins	Datasheet	580In Stock	£1.32 £1.21 £1.10	Min.: 1 Mult.: 1	AVR	1 kB	64 B	PDIP-8	20 MHz	10 bit	6 I/O	2.7 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATtiny13		Tube
8-bit Microcontrollers - MCU 1kB Flash 0.064kB EEPROM 6 I/O Pins ATTINY13-20SSU Microchip Technology 1: £1.18 204In Stock	Mfr. Part No. ATTINY13-20SSU Mouser Part No 556-ATTINY13-20SSU	Microchip Technology	8-bit Microcontrollers - MCU 1kB Flash 0.064kB EEPROM 6 I/O Pins	Datasheet	204In Stock	£1.18 £1.07 £0.995	Min.: 1 Mult.: 1	AVR	1 kB	64 B	SOIC-Narrow-8	20 MHz	10 bit	6 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtiny13		Tube
8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 20MHz, IND TEMP ATTINY13-20SSUR Microchip Technology 1: £1.21 1,374In Stock	Mfr. Part No. ATTINY13-20SSUR Mouser Part No 556-ATTINY13-20SSUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 20MHz, IND TEMP	Datasheet	1,374In Stock	Cut Tape £1.21 £1.20 Reel £1.01 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	AVR	1 kB	64 B	SOIC-Narrow-8	20 MHz	10 bit	6 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtiny13		Reel, Cut Tape, MouseReel