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8-bit Microcontrollers - MCU

8-Bit Microcontrollers are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many 8-bit microcontroller manufacturers including Microchip, NXP, Silicon Labs & more.
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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64I-D-4QFN24 Silicon Labs 1: $3.00 2,758In Stock	Mfr. Part # EFM8BB31F64I-D-4QFN24 Mouser Part # 634-EF8BB31F64ID4F24	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2,758In Stock	$3.00 $2.24 $2.04 $1.83 View $1.73 $1.69 $1.62 $1.55 $1.53	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.35 kB	QFN-24	50 MHz	10 bit, 12 bit	20 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C			Tube
8-bit Microcontrollers - MCU EFM8LB10F16ES1-C-QFN24R Silicon Labs 1: $2.25 1,368In Stock	Mfr. Part # EFM8LB10F16ES1-C-QFN24R Mouser Part # 634-LB10F16ES1CFN24R	Silicon Labs	8-bit Microcontrollers - MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	1,368In Stock	Cut Tape $2.25 $1.66 $1.51 $1.35 Reel $1.15 View $1.27 $1.23 $1.20 $1.13	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	16 kB	1.25 kB	QFN-24	72 MHz	10 bit/12 bit/14 bit	20 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFN32 Silicon Labs 1: $3.67 2,603In Stock	Mfr. Part # EFM8LB12F64E-C-QFN32 Mouser Part # 634-LB12F64ECQFN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	2,603In Stock	$3.67 $2.77 $2.53 $2.27 View $2.15 $2.10 $2.00 $1.93 $1.89	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.25 kB	QFN-32	72 MHz	10 bit/12 bit/14 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1		Tray
8-bit Microcontrollers - MCU S08AW 8-bit MCU, S08 core, 16KB Flash, 40MHz, QFP 44 MC9S08AW16MFGE NXP Semiconductors 1: $13.51 800In Stock	Mfr. Part # MC9S08AW16MFGE Mouser Part # 841-MC9S08AW16MFGE	NXP Semiconductors	8-bit Microcontrollers - MCU S08AW 8-bit MCU, S08 core, 16KB Flash, 40MHz, QFP 44	Datasheet	800In Stock	$13.51 $10.63 $9.48 $9.12 View $8.12 $8.01 Quote	Min.: 1 Mult.: 1	S08	16 kB	1 kB	LQFP-44	40 MHz	10 bit	34 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	S08AW		Tray
8-bit Microcontrollers - MCU 8-bit MCU, S08 core, 2KB Flash, 16MHz, -40/+85degC, Automotive Qualified, SOIC 8 S9S08QD2J1CSCR NXP Semiconductors 1: $4.94 3,720In Stock	Mfr. Part # S9S08QD2J1CSCR Mouser Part # 841-S9S08QD2J1CSCR	NXP Semiconductors	8-bit Microcontrollers - MCU 8-bit MCU, S08 core, 2KB Flash, 16MHz, -40/+85degC, Automotive Qualified, SOIC 8	Datasheet	3,720In Stock	Cut Tape $4.94 $3.82 $3.41 $3.26 View Reel $2.64 $3.21 $2.99 $2.88 $2.64 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	S08	2 kB	128 B	SOIC-8	16 MHz	10 bit	4 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	S08QD	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20 MHz ATMEGA164A-AUR Microchip Technology 1: $4.19 2,287In Stock NRND	Mfr. Part # ATMEGA164A-AUR Mouser Part # 556-ATMEGA164A-AUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20 MHz Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	2,287In Stock	Cut Tape $4.19 $4.10 $3.89 Reel $3.48 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	16 kB	1 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega164		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ IND TEMP ATMEGA164PV-10MUR Microchip Technology 1: $4.93 3,990In Stock NRND	Mfr. Part # ATMEGA164PV-10MUR Mouser Part # 556-ATMEGA164PV10MUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ IND TEMP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	3,990In Stock	Cut Tape $4.93 $4.52 $4.09 Reel $4.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	AVR	16 kB	1 kB	VQFN-44	10 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega164P		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 512B SRAM5V-20MHz 5V ATMEGA48P-20AUR Microchip Technology 1: $2.74 7,500In Stock NRND	Mfr. Part # ATMEGA48P-20AUR Mouser Part # 556-ATMEGA48P-20AUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 512B SRAM5V-20MHz 5V	Datasheet	7,500In Stock	Cut Tape $2.74 $2.71 $2.47 $2.46 $2.45 Reel $2.21 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	4 kB	512 B	TQFP-32	20 MHz	10 bit	23 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega48P		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz ATMEGA88A-MU Microchip Technology 1: $1.68 2,843In Stock NRND	Mfr. Part # ATMEGA88A-MU Mouser Part # 556-ATMEGA88A-MU 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	2,843In Stock	$1.68 $1.59 $1.42 $1.41	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	ATmega88A		Tray
8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins ATMEGA8L-8MU Microchip Technology 1: $3.09 2,654In Stock NRND	Mfr. Part # ATMEGA8L-8MU Mouser Part # 556-ATMEGA8L-8MU NRND	Microchip Technology	8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins Learn More about Microchip Technology microchip atmega8 mcu	Datasheet	2,654In Stock	$3.09 $2.84 $2.73 $2.72	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	MLF-32	8 MHz	10 bit	23 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega8		Tray
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND ATTINY861A-SUR Microchip Technology 1: $1.65 1,216In Stock NRND	Mfr. Part # ATTINY861A-SUR Mouser Part # 556-ATTINY861A-SUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,216In Stock	Cut Tape $1.65 $1.61 $1.51 Reel $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	8 kB	512 B	SOIC-20	20 MHz	10 bit	16 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtinyx61A		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 128kB Flash 4kB RAM LCD Rev A3 PIC18F67K90-I/PTRSL Microchip Technology 1: $5.50 739In Stock NRND	Mfr. Part # PIC18F67K90-I/PTRSL Mouser Part # 579-PIC18F67K90IPTRS NRND	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB RAM LCD Rev A3	Datasheet	739In Stock	$5.50 $5.05 $4.87 $4.86	Min.: 1 Mult.: 1	PIC18	128 kB	4 kB	TQFP-64	64 MHz	12 bit	53 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F6xK90		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN24 Silicon Labs 1: $3.04 2,654In Stock NRND	Mfr. Part # EFM8SB20F64G-B-QFN24 Mouser Part # 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	$3.04 $2.32 $2.07 $1.87 View $1.82 $1.74 $1.69 $1.67	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 8-Bit UL PWR MCU 4Kbytes -40 to 85 STM8L101F2P6 STMicroelectronics 1: $1.71 5,907In Stock	Mfr. Part # STM8L101F2P6 Mouser Part # 511-STM8L101F2P6	STMicroelectronics	8-bit Microcontrollers - MCU 8-Bit UL PWR MCU 4Kbytes -40 to 85 Learn More about STMicroelectronics stm8l	Datasheet	5,907In Stock	$1.71 $1.25 $1.03 $0.979 View $0.908 $0.821 $0.772 $0.76	Min.: 1 Mult.: 1	STM8	4 kB	1.5 kB	TSSOP-20	16 MHz	No ADC	18 I/O	1.65 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	STM8L101F2		Tube
8-bit Microcontrollers - MCU 8BIT Ultralow MCU 4KB Flash 1.5KB RAM STM8L101F2P6TR STMicroelectronics 1: $1.71 2,489In Stock	Mfr. Part # STM8L101F2P6TR Mouser Part # 511-STM8L101F2P6TR	STMicroelectronics	8-bit Microcontrollers - MCU 8BIT Ultralow MCU 4KB Flash 1.5KB RAM Learn More about STMicroelectronics stm8l	Datasheet	2,489In Stock	Cut Tape $1.71 $1.25 $1.07 $1.01 Reel $0.846 View $0.909 $0.872 $0.812 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	STM8	4 kB	1.5 kB	TSSOP-20	16 MHz	No ADC	18 I/O	1.65 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	STM8L101F2		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8BIT Ultralow MCU 32KB Flash 2KB RAM STM8L151G6U6 STMicroelectronics 1: $2.95 3,852In Stock	Mfr. Part # STM8L151G6U6 Mouser Part # 511-STM8L151G6U6	STMicroelectronics	8-bit Microcontrollers - MCU 8BIT Ultralow MCU 32KB Flash 2KB RAM Learn More about STMicroelectronics stm8l	Datasheet	3,852In Stock	$2.95 $2.20 $1.90 $1.80 View $1.65 $1.60 $1.59 $1.45 $1.44	Min.: 1 Mult.: 1	STM8	32 kB	2 kB	UFQFPN-28	16 MHz	12 bit	26 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	STM8L151G6		Tray
8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash w/LCD STM8L152K4T6 STMicroelectronics 1: $3.16 8,104In Stock	Mfr. Part # STM8L152K4T6 Mouser Part # 511-STM8L152K4T6	STMicroelectronics	8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash w/LCD Learn More about STMicroelectronics stm8l	Datasheet	8,104In Stock	$3.16 $2.36 $2.04 $1.94 View $1.77 $1.57 $1.44 $1.43	Min.: 1 Mult.: 1	STM8	16 kB	2 kB	LQFP-32	16 MHz	12 bit	29 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	STM8L152K4		Tray
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins ATMEGA128-16MU Microchip Technology 1: $15.00 518In Stock	Mfr. Part # ATMEGA128-16MU Mouser Part # 556-ATMEGA128-16MU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins	Datasheet	518In Stock	$15.00 $14.97 $14.12 $14.11 $13.23	Min.: 1 Mult.: 1	AVR	128 kB	4 kB	MLF-64	16 MHz	10 bit	53 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128		Tray
8-bit Microcontrollers - MCU AVR,128KB FLASH,5V 4KB EE,4KB SRAM,8MHZ ATMEGA128L-8MN Microchip Technology 1: $15.77 117In Stock	Mfr. Part # ATMEGA128L-8MN Mouser Part # 556-ATMEGA128L-8MN	Microchip Technology	8-bit Microcontrollers - MCU AVR,128KB FLASH,5V 4KB EE,4KB SRAM,8MHZ	Datasheet	117In Stock	$15.77 $14.46 $13.67 $13.66 Quote Quote	Min.: 1 Mult.: 1	AVR	128 kB	4 kB	MLF-64	8 MHz	10 bit	53 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C	ATmega128		Tray
8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins ATMEGA329-16AU Microchip Technology 1: $6.63 800In Stock	Mfr. Part # ATMEGA329-16AU Mouser Part # 556-ATMEGA329-16AU	Microchip Technology	8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins	Datasheet	800In Stock	$6.63 $6.09 $5.51	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	TQFP-64	16 MHz	10 bit	54 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega329		Tray
8-bit Microcontrollers - MCU 105C Green 20MHz SOI C14 T&R ATTINY414-SSNR Microchip Technology 1: $0.68 17,755In Stock	Mfr. Part # ATTINY414-SSNR Mouser Part # 556-ATTINY414-SSNR	Microchip Technology	8-bit Microcontrollers - MCU 105C Green 20MHz SOI C14 T&R Learn More about Microchip Technology microchip attiny414 mcus	Datasheet	17,755In Stock	Cut Tape $0.68 $0.679 $0.658 $0.654 $0.643 Reel $0.58	Min.: 1 Mult.: 1 : 3,000	AVR	4 kB	256 B	SOIC-14	20 MHz	10 bit	12 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C	ATtiny414		Reel, Cut Tape
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB ATXMEGA192A3-AU Microchip Technology 1: $10.04 1,012In Stock	Mfr. Part # ATXMEGA192A3-AU Mouser Part # 556-ATXMEGA192A3-AU	Microchip Technology	8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB Learn More about Microchip Technology atmel_xmega	Datasheet	1,012In Stock	$10.04 $9.20 $9.09 $8.35 $8.34	Min.: 1 Mult.: 1	AVR	192 kB	16 kB	TQFP-64	32 MHz	8 bit	50 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA A3		Tray
8-bit Microcontrollers - MCU 64KB FLSH;2KB EE;4K SRAM;1.6-3.6V;32MHz ATXMEGA64D3-MH Microchip Technology 1: $5.33 374In Stock	Mfr. Part # ATXMEGA64D3-MH Mouser Part # 556-ATXMEGA64D3-MH	Microchip Technology	8-bit Microcontrollers - MCU 64KB FLSH;2KB EE;4K SRAM;1.6-3.6V;32MHz	Datasheet	374In Stock	$5.33 $4.85 $4.43	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	QFN-64	32 MHz	12 bit	50 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA D3		Tray
8-bit Microcontrollers - MCU 20MHz, 4KB, TSSOP14, Ind 125C, Green, T&R ATTINY424-XFR Microchip Technology 1: $0.84 3,045In Stock	Mfr. Part # ATTINY424-XFR Mouser Part # 579-ATTINY424-XFR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 4KB, TSSOP14, Ind 125C, Green, T&R Learn More about Microchip Technology microchip attiny mcu	Datasheet	3,045In Stock	Cut Tape $0.84 $0.827 $0.776 Reel $0.68 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	AVR	4 kB	512 B	TSSOP-14	20 MHz	12 bit	12 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C			Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN24, Ind 125C, Green ATTINY827-MF Microchip Technology 1: $1.19 1,638In Stock	Mfr. Part # ATTINY827-MF Mouser Part # 579-ATTINY827-MF	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN24, Ind 125C, Green Learn More about Microchip Technology microchip attiny mcu	Datasheet	1,638In Stock	$1.19 $1.09 $0.99	Min.: 1 Mult.: 1	AVR	8 kB	1 kB	VQFN-24	20 MHz	12 bit	22 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C			Tray