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20 MHz Microcontrollers - MCU

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Maximum Clock Frequency = 20 MHz

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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	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins ATMEGA168-20MU Microchip Technology 1: 3,24 € 531In Stock NRND	Mfr. Part No. ATMEGA168-20MU Mouser Part No 556-ATMEGA168-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	531In Stock	3,24 € 2,97 € 2,68 €	Min.: 1 Mult.: 1	SMD/SMT	MLF-32	AVR	16 kB	8 bit	10 bit	20 MHz	23 I/O	1 kB	2.7 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V ATMEGA324P-20MU Microchip Technology 1: 5,28 € 117In Stock NRND	Mfr. Part No. ATMEGA324P-20MU Mouser Part No 556-ATMEGA324P-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V	Datasheet	117In Stock	5,28 € 4,84 € 4,38 €	Min.: 1 Mult.: 1	SMD/SMT	VQFN-44	AVR	32 kB	8 bit	10 bit	20 MHz	32 I/O	2 kB	2.7 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 2KB SRAM 20 MHZ GRN ATMEGA328-MMH Microchip Technology 1: 2,18 € 1.008In Stock NRND	Mfr. Part No. ATMEGA328-MMH Mouser Part No 556-ATMEGA328-MMH NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 2KB SRAM 20 MHZ GRN Learn More about Microchip Technology atmelatmega328	Datasheet	1.008In Stock	2,18 € 2,00 € 1,81 €	Min.: 1 Mult.: 1	SMD/SMT	MLF-28	AVR	32 kB	8 bit	10 bit	20 MHz	23 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND ATMEGA328-MU Microchip Technology 1: 2,08 € 224In Stock NRND	Mfr. Part No. ATMEGA328-MU Mouser Part No 556-ATMEGA328-MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND Learn More about Microchip Technology atmelatmega328	Datasheet	224In Stock	2,08 € 1,90 € 1,73 €	Min.: 1 Mult.: 1	SMD/SMT	MLF-32	AVR	32 kB	8 bit	10 bit	20 MHz	23 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND ATMEGA328-PU Microchip Technology 1: 2,26 € 2.031In Stock 3.318Expected 10/26/2026 NRND	Mfr. Part No. ATMEGA328-PU Mouser Part No 556-ATMEGA328-PU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND Learn More about Microchip Technology atmelatmega328	Datasheet	2.031In Stock 3.318Expected 10/26/2026	2,26 € 2,06 € 1,88 €	Min.: 1 Mult.: 1	Through Hole	PDIP-28	AVR	32 kB	8 bit	10 bit	20 MHz	23 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20 MHZ 105C ATMEGA328P-PN Microchip Technology 1: 2,61 € 390In Stock NRND	Mfr. Part No. ATMEGA328P-PN Mouser Part No 556-ATMEGA328P-PN NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20 MHZ 105C Learn More about Microchip Technology atmelatmega328	Datasheet	390In Stock	2,61 € 2,38 € 2,16 €	Min.: 1 Mult.: 1	Through Hole	PDIP-28	AVR	32 kB	8 bit	10 bit	20 MHz	23 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 105 C	Tube
8-bit Microcontrollers - MCU AVR 4KB FL 256B EE 512B EE 20MHZ IND ATMEGA48-20AUR Microchip Technology 1: 2,12 € 117In Stock NRND	Mfr. Part No. ATMEGA48-20AUR Mouser Part No 556-ATMEGA48-20AUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4KB FL 256B EE 512B EE 20MHZ IND	Datasheet	117In Stock	Cut Tape 2,12 € 2,07 € Reel 1,76 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	SMD/SMT	TQFP-32	AVR	4 kB	8 bit	10 bit	20 MHz	23 I/O	512 B	2.7 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B EE-20MHZ 5V ATMEGA48-20MUR Microchip Technology 1: 2,12 € 1.669In Stock NRND	Mfr. Part No. ATMEGA48-20MUR Mouser Part No 556-ATMEGA48-20MUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B EE-20MHZ 5V	Datasheet	1.669In Stock	Cut Tape 2,12 € 2,07 € Reel 2,07 € MouseReel Available	Min.: 1 Mult.: 1 : 6.000	SMD/SMT	MLF-32	AVR	4 kB	8 bit	10 bit	20 MHz	23 I/O	512 B	2.7 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B SRAM-20MHz IND ATMEGA48A-MMHR Microchip Technology 1: 1,63 € 1.236In Stock NRND	Mfr. Part No. ATMEGA48A-MMHR Mouser Part No 556-ATMEGA48A-MMHR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B SRAM-20MHz IND Learn More about Microchip Technology atmelatmega328	Datasheet	1.236In Stock	Cut Tape 1,63 € 1,60 € Reel 1,60 €	Min.: 1 Mult.: 1 : 6.000	SMD/SMT	VQFN-28	AVR	4 kB	8 bit	10 bit	20 MHz	23 I/O	512 B	1.8 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE 20MHZ IND TEMP 1.8V ATMEGA48PA-MMH Microchip Technology 1: 1,40 € 549In Stock NRND	Mfr. Part No. ATMEGA48PA-MMH Mouser Part No 556-ATMEGA48PA-MMH NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE 20MHZ IND TEMP 1.8V Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	549In Stock	1,40 € 1,29 € 1,16 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-28	AVR	4 kB	8 bit	10 bit	20 MHz	23 I/O	512 B	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz ATMEGA88A-AU Microchip Technology 1: 1,69 € 1.218In Stock NRND	Mfr. Part No. ATMEGA88A-AU Mouser Part No 556-ATMEGA88A-AU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1.218In Stock	1,69 € 1,55 € 1,41 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	AVR	8 kB	8 bit	10 bit	20 MHz	23 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz ATMEGA88A-PU Microchip Technology 1: 2,18 € 1.702In Stock NRND	Mfr. Part No. ATMEGA88A-PU Mouser Part No 556-ATMEGA88A-PU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1.702In Stock	2,18 € 2,00 € 1,81 €	Min.: 1 Mult.: 1	Through Hole	PDIP-28	AVR	8 kB	8 bit	10 bit	20 MHz	23 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU AVR 8KB FL 512B EE 1KB SRAM-20MHz 105C ATMEGA88PA-MN Microchip Technology 1: 1,84 € 507In Stock NRND	Mfr. Part No. ATMEGA88PA-MN Mouser Part No 556-ATMEGA88PA-MN NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FL 512B EE 1KB SRAM-20MHz 105C Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	507In Stock	1,84 € 1,69 € 1,53 €	Min.: 1 Mult.: 1	SMD/SMT	VQFN-32	AVR	8 kB	8 bit	10 bit	20 MHz	23 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 18 I/O Pins ATTINY2313-20SU Microchip Technology 1: 1,92 € 3.713In Stock NRND	Mfr. Part No. ATTINY2313-20SU Mouser Part No 556-ATTINY2313-20SU NRND	Microchip Technology	8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 18 I/O Pins	Datasheet	3.713In Stock	1,92 € 1,75 € 1,59 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-20	AVR	2 kB	8 bit	No ADC	20 MHz	18 I/O	128 B	2.7 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM 1UART 20P ATTINY2313-20SUR Microchip Technology 1: 1,99 € 696In Stock NRND	Mfr. Part No. ATTINY2313-20SUR Mouser Part No 556-ATTINY2313-20SUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM 1UART 20P	Datasheet	696In Stock	Cut Tape 1,99 € 1,95 € Reel 1,65 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	SOIC-20	AVR	2 kB	8 bit	No ADC	20 MHz	18 I/O	128 B	2.7 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 2K FLSH 128B EE 128B SRAM 1UART20MHz ATTINY2313A-MUR Microchip Technology 1: 0,869 € 5.933In Stock 6.000Expected 10/26/2026 NRND	Mfr. Part No. ATTINY2313A-MUR Mouser Part No 556-ATTINY2313A-MUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 2K FLSH 128B EE 128B SRAM 1UART20MHz	Datasheet	5.933In Stock 6.000Expected 10/26/2026	Cut Tape 0,869 € 0,829 € Reel 0,829 €	Min.: 1 Mult.: 1 : 6.000	SMD/SMT	WQFN-20	AVR	2 kB	8 bit	No ADC	20 MHz	18 I/O	128 B	1.8 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 4KB FL 256B SRAM 256B EE 20MHz Ind ATTINY4313-MMHR Microchip Technology 1: 0,946 € 2.733In Stock NRND	Mfr. Part No. ATTINY4313-MMHR Mouser Part No 556-ATTINY4313-MMHR NRND	Microchip Technology	8-bit Microcontrollers - MCU 4KB FL 256B SRAM 256B EE 20MHz Ind	Datasheet	2.733In Stock	Cut Tape 0,946 € 0,937 € Reel 0,937 € MouseReel Available	Min.: 1 Mult.: 1 : 6.000	SMD/SMT	VQFN-20	AVR	4 kB	8 bit	No ADC	20 MHz	18 I/O	256 B	1.8 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM USI ADC 5V ATTINY44-20MU Microchip Technology 1: 1,95 € 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	1,95 € 1,80 € 1,61 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	2.7 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 12 I/O Pins ATTINY44-20SSU Microchip Technology 1: 1,88 € 332In Stock NRND	Mfr. Part No. ATTINY44-20SSU Mouser Part No 556-ATTINY44-20SSU NRND	Microchip Technology	8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 12 I/O Pins Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	332In Stock	1,88 € 1,73 € 1,57 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-14	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	2.7 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp ATTINY44A-MU Microchip Technology 1: 0,808 € 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	0,808 € 0,74 € 0,671 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	1.8 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 4KB FL 256B EE 256B SRAM 20MHz Hi +125C ATTINY44A-SSF Microchip Technology 1: 0,817 € 319In Stock NRND	Mfr. Part No. ATTINY44A-SSF Mouser Part No 556-ATTINY44A-SSF NRND	Microchip Technology	8-bit Microcontrollers - MCU 4KB FL 256B EE 256B SRAM 20MHz Hi +125C Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	319In Stock	0,817 € 0,748 € 0,679 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-14	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	1.8 V	5.5 V	- 40 C	+ 125 C	Tube
8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp ATTINY44A-SSU Microchip Technology 1: 0,817 € 2.560In Stock NRND	Mfr. Part No. ATTINY44A-SSU Mouser Part No 556-ATTINY44A-SSU NRND	Microchip Technology	8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2.560In Stock	0,817 € 0,748 € 0,679 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-14	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	1.8 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4KB FLSH 256B EE256B SRAM-20MHz, IND ATTINY44A-SSUR Microchip Technology 1: 0,886 € 10.800In Stock NRND	Mfr. Part No. ATTINY44A-SSUR Mouser Part No 556-ATTINY44A-SSUR NRND	Microchip Technology	8-bit Microcontrollers - MCU 4KB FLSH 256B EE256B SRAM-20MHz, IND Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	10.800In Stock	Cut Tape 0,886 € 0,856 € Reel 0,731 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOIC-Narrow-14	AVR	4 kB	8 bit	10 bit	20 MHz	12 I/O	256 B	1.8 V	5.5 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM 5V 20 MHZ ATTINY45-20MU Microchip Technology 1: 0,946 € 980In Stock NRND	Mfr. Part No. ATTINY45-20MU Mouser Part No 556-ATTINY45-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM 5V 20 MHZ Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	980In Stock	0,946 € 0,886 € 0,794 €	Min.: 1 Mult.: 1	SMD/SMT	MLF-20	AVR	4 kB	8 bit	10 bit	20 MHz	6 I/O	256 B	2.7 V	5.5 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins ATTINY45-20PU Microchip Technology 1: 1,32 € 2.392In Stock NRND	Mfr. Part No. ATTINY45-20PU Mouser Part No 556-ATTINY45-20PU NRND	Microchip Technology	8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2.392In Stock	1,32 € 1,20 € 1,09 €	Min.: 1 Mult.: 1	Through Hole	PDIP-8	AVR	4 kB	8 bit	10 bit	20 MHz	6 I/O	256 B	2.7 V	5.5 V	- 40 C	+ 85 C	Tube