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Microcontrollers - MCU

Microcontrollers are in stock with same-day shipping at Mouser. Mouser is an authorized distributor for many leading microcontroller manufacturers including Infineon, Microchip, NXP, Renesas, Silicon Labs, STMicroelectronics, Texas Instruments and 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.	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 3.5KB FL 128R 18 I/O PIC16F677-I/P Microchip Technology 1: $2.09 46,314In Stock	Mfr. Part No. PIC16F677-I/P Mouser Part No 579-PIC16F677-I/P	Microchip Technology	8-bit Microcontrollers - MCU 3.5KB FL 128R 18 I/O	Datasheet	46,314In Stock	$2.09 $2.00 $1.99 $1.98 View $1.92 $1.90 $1.85	Min.: 1 Mult.: 1	Through Hole	PDIP-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
8-bit Microcontrollers - MCU 7KB 256 RAM 12I/O PIC16F688-I/ML Microchip Technology 1: $2.16 7,839In Stock	Mfr. Part No. PIC16F688-I/ML Mouser Part No 579-PIC16F688-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 7KB 256 RAM 12I/O	Datasheet	7,839In Stock	$2.16	Min.: 1 Mult.: 1	SMD/SMT	QFN-16	PIC16	8 bit	20 MHz	7 kB	256 B	10 bit	12 I/O	2 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 7KB 256 RAM 12 I/O PIC16F688-I/ST Microchip Technology 1: $2.21 13,402In Stock	Mfr. Part No. PIC16F688-I/ST Mouser Part No 579-PIC16F688-I/ST	Microchip Technology	8-bit Microcontrollers - MCU 7KB 256 RAM 12 I/O	Datasheet	13,402In Stock	$2.21	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-14	PIC16	8 bit	20 MHz	7 kB	256 B	10 bit	12 I/O	2 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 16KBFlash 512byteRAM 256bytesEEPROM PIC18F14K22T-I/SS Microchip Technology 1: $2.31 7,187In Stock	Mfr. Part No. PIC18F14K22T-I/SS Mouser Part No 579-PIC18F14K22TI/SS	Microchip Technology	8-bit Microcontrollers - MCU 16KBFlash 512byteRAM 256bytesEEPROM Learn More about Microchip Technology microchipxlp	Datasheet	7,187In Stock	Cut Tape $2.31 $2.27 $2.26 $1.99 $1.98 Reel $1.92 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	SMD/SMT	SSOP-20	PIC18	8 bit	64 MHz	16 kB	512 B	10 bit	17 I/O	2.3 V	5.5 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8b FamilynanoWatt PIC18F25K22-I/SP Microchip Technology 1: $3.25 7,478In Stock	Mfr. Part No. PIC18F25K22-I/SP Mouser Part No 579-PIC18F25K22ISP	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8b FamilynanoWatt Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	7,478In Stock	$3.25 $3.08 $3.06 $2.79 $2.77	Min.: 1 Mult.: 1	Through Hole	SPDIP-28	PIC18	8 bit	64 MHz	32 kB	1.5 kB	10 bit	25 I/O	1.8 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 1KB EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG,HLT, WWDT, SCAN/CRC, ZCD, PPS, UART, SPI/I2C, IDLE/DOZE/PMD PIC18F26K42-E/SS Microchip Technology 1: $2.27 20,363In Stock	Mfr. Part No. PIC18F26K42-E/SS Mouser Part No 579-PIC18F26K42-E/SS	Microchip Technology	8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 1KB EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG,HLT, WWDT, SCAN/CRC, ZCD, PPS, UART, SPI/I2C, IDLE/DOZE/PMD Learn More about Microchip Technology microchip pic18 k42 mcus	Datasheet	20,363In Stock	$2.27 $2.08 $1.94 $1.88	Min.: 1 Mult.: 1	SMD/SMT	SSOP-28	PIC18	8 bit	64 MHz	64 kB	4 kB	12 bit	25 I/O	2.3 V	5.5 V	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 128KB 4KBRAM 12MIPS nanoWatt PIC18F27J53-I/ML Microchip Technology 1: $5.41 15,341In Stock	Mfr. Part No. PIC18F27J53-I/ML Mouser Part No 579-PIC18F27J53-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 128KB 4KBRAM 12MIPS nanoWatt Learn More about Microchip Technology microchipusbxlp	Datasheet	15,341In Stock	$5.41 $4.97 $4.80 $4.48 $4.46	Min.: 1 Mult.: 1	SMD/SMT	QFN-28	PIC18	8 bit	48 MHz	128 kB	3.8 kB	12 bit	22 I/O	2.15 V	3.6 V	+ 85 C		Tube
32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA PIC32MX340F512H-80I/PT Microchip Technology 1: $6.95 4,608In Stock	Mfr. Part No. PIC32MX340F512H-80I/PT Mouser Part No 579-PIC323F512H80IPT	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	4,608In Stock	$6.95 $6.47 $6.46 $6.30 $6.28	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	MIPS32 M4K	32 bit	80 MHz	512 kB	32 kB	10 bit	51 I/O	2.3 V	3.6 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1 CY8C28645-24LTXI Infineon Technologies 1: $14.15 2,639In Stock	Mfr. Part No. CY8C28645-24LTXI Mouser Part No 727-CY8C2864524LTXI	Infineon Technologies	8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1 Learn More about Infineon Technologies cypress psoc	Datasheet	2,639In Stock	$14.15 $11.15 $9.94 $9.57 View $9.16 $8.92 $8.71 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	M8C	8 bit	24 MHz	16 kB	1 kB	10 bit	44 I/O	2.4 V	5.25 V	+ 85 C		Tray
8-bit Microcontrollers - MCU AVR 128K FLSH-16MHz IND TEMP 5V ATMEGA128A-AUR Microchip Technology 1: $7.40 4,591In Stock 6,000Expected 09/11/2026	Mfr. Part No. ATMEGA128A-AUR Mouser Part No 556-ATMEGA128A-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLSH-16MHz IND TEMP 5V	Datasheet	4,591In Stock 6,000Expected 09/11/2026	Cut Tape $7.40 $7.37 $7.21 Reel $6.14 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	8 bit	16 MHz	128 kB	4 kB	10 bit	53 I/O	2.7 V	5.5 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 20MHz, 16KB, QFN ATMEGA1608-MUR Microchip Technology 1: $1.12 20,342In Stock	Mfr. Part No. ATMEGA1608-MUR Mouser Part No 556-ATMEGA1608-MUR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 16KB, QFN Learn More about Microchip Technology microchip atmega1608 mcu	Datasheet	20,342In Stock	Cut Tape $1.12 $1.09 $1.03 Reel $0.93 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	VQFN-32	AVR	8 bit	20 MHz	16 kB	2 kB	10 bit	27 I/O	1.8 V	5.5 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16 MHz, 85DEG ATMEGA64M1-AU Microchip Technology 1: $6.89 24,968In Stock	Mfr. Part No. ATMEGA64M1-AU Mouser Part No 556-ATMEGA64M1-AU	Microchip Technology	8-bit Microcontrollers - MCU 16 MHz, 85DEG Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	24,968In Stock	$6.89 $6.26 $5.74 $5.70	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	AVR	8 bit	16 MHz	64 kB	4 kB	10 bit	27 I/O	2.7 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 20MHz, 8KB, QFN ATMEGA808-MUR Microchip Technology 1: $1.02 26,329In Stock	Mfr. Part No. ATMEGA808-MUR Mouser Part No 556-ATMEGA808-MUR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 8KB, QFN Learn More about Microchip Technology microchip atmega808 mcu	Datasheet	26,329In Stock	Cut Tape $1.02 $0.995 $0.994 $0.993 $0.934 Reel $0.866 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	VQFN-32	AVR	8 bit	20 MHz	8 kB	1 kB	10 bit	27 I/O	1.8 V	5.5 V	+ 125 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21G18A-MUT Microchip Technology 1: $4.36 8,233In Stock	Mfr. Part No. ATSAMC21G18A-MUT Mouser Part No 556-ATSAMC21G18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	8,233In Stock	Cut Tape $4.36 $4.23 $3.96 $3.94 View Reel $3.58 $3.91 $3.89 $3.58 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	QFN-48	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	2 x 12 bit	38 I/O	2.7 V	5.5 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Cortex-M0+ 128KB FLASH 16KB SRAM ATSAMD20J17A-AUT Microchip Technology 1: $3.02 6,166In Stock	Mfr. Part No. ATSAMD20J17A-AUT Mouser Part No 556-ATSAMD20J17A-AUT	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 128KB FLASH 16KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	6,166In Stock	Cut Tape $3.02 $2.94 $2.84 $2.81 View Reel $2.50 $2.80 $2.78 $2.50 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M0+	32 bit	48 MHz	128 kB	16 kB	12 bit	52 I/O	1.62 V	1.95 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-AF Microchip Technology 1: $4.34 4,940In Stock	Mfr. Part No. ATSAMD21E18A-AF Mouser Part No 556-ATSAMD21E18A-AF	Microchip Technology	ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	4,940In Stock	$4.34 $4.26 $3.95 $3.89 View $3.58 $3.55	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	26 I/O	1.62 V	3.63 V	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ, T&R ATSAMD21G15B-AUT Microchip Technology 1: $2.49 9,011In Stock	Mfr. Part No. ATSAMD21G15B-AUT Mouser Part No 556-ATSAMD21G15B-AUT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	9,011In Stock	Cut Tape $2.49 $2.42 $2.27 Reel $2.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TQFP-48	ARM Cortex M0+	32 bit	48 MHz	32 kB	4 kB	12 bit	38 I/O	1.62 V	3.63 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Auto CM7,512kB Fl.,QFP100,T&R ATSAMV70N19B-AABT Microchip Technology 1: $11.34 3,803In Stock	Mfr. Part No. ATSAMV70N19B-AABT Mouser Part No 556-ATSAMV70N19BAABT	Microchip Technology	ARM Microcontrollers - MCU Auto CM7,512kB Fl.,QFP100,T&R Learn More about Microchip Technology microchip e70 v70 v71 mcus	Datasheet	3,803In Stock	Cut Tape $11.34 $11.05 $11.04 $11.03 $10.48 Reel $9.37	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M7	32 bit	300 MHz	512 kB	256 kB	12 bit	75 I/O	1.2 V	1.32 V	+ 105 C	AEC-Q100	Reel, Cut Tape
8-bit Microcontrollers - MCU 32QFN 5x5mm IND TEMP GREEN1.6-3.6V ATXMEGA32E5-MUR Microchip Technology 1: $3.57 14,934In Stock	Mfr. Part No. ATXMEGA32E5-MUR Mouser Part No 556-ATXMEGA32E5-MUR	Microchip Technology	8-bit Microcontrollers - MCU 32QFN 5x5mm IND TEMP GREEN1.6-3.6V	Datasheet	14,934In Stock	Cut Tape $3.57 $3.49 $3.24 $3.21 View Reel $2.96 $3.18 $3.05 $2.96 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	VQFN-32	AVR	8 bit/16 bit	32 MHz	32 kB	4 kB	12 bit	34 I/O	1.6 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced Mid PIC16F1825-I/SL Microchip Technology 1: $1.60 11,390In Stock	Mfr. Part No. PIC16F1825-I/SL Mouser Part No 579-PIC16F1825-I/SL	Microchip Technology	8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced Mid Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	11,390In Stock	$1.60 $1.54 $1.47 $1.38 View $1.37 $1.36	Min.: 1 Mult.: 1	SMD/SMT	SOIC-14	PIC16	8 bit	32 MHz	14 kB	1 kB	10 bit	12 I/O	2.3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 16KBFlash 512byteRAM 256bytesEEPROM PIC18F14K22T-I/SO Microchip Technology 1: $2.52 9,108In Stock	Mfr. Part No. PIC18F14K22T-I/SO Mouser Part No 579-PIC18F14K22TI/SO	Microchip Technology	8-bit Microcontrollers - MCU 16KBFlash 512byteRAM 256bytesEEPROM Learn More about Microchip Technology microchipxlp	Datasheet	9,108In Stock	Cut Tape $2.52 $2.45 $2.27 $2.25 $2.24 Reel $2.07 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	SMD/SMT	SOIC-20	PIC18	8 bit	64 MHz	16 kB	512 B	10 bit	17 I/O	2.3 V	5.5 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32KB 1536 RAM 34 I/O PIC18F458T-I/PT Microchip Technology 1: $12.15 1,389In Stock	Mfr. Part No. PIC18F458T-I/PT Mouser Part No 579-PIC18F458T-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 34 I/O	Datasheet	1,389In Stock	Cut Tape $12.15 Reel $10.15 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,200	SMD/SMT	TQFP-44	PIC18	8 bit	40 MHz	32 kB	1.5 kB	10 bit	33 I/O	4.2 V	5.5 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 48KB 3968 RAM 25I/O PIC18LF2525-I/SP Microchip Technology 1: $7.75 2,130In Stock	Mfr. Part No. PIC18LF2525-I/SP Mouser Part No 579-PIC18LF2525-I/SP	Microchip Technology	8-bit Microcontrollers - MCU 48KB 3968 RAM 25I/O	Datasheet	2,130In Stock	$7.75	Min.: 1 Mult.: 1	Through Hole	SPDIP-28	PIC18	8 bit	40 MHz	48 kB	3.89 kB	10 bit	25 I/O	2 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 16Kb Flash 1Kb SRAM PSoC CY8C22545-24AXI Infineon Technologies 1: $9.30 2,928In Stock	Mfr. Part No. CY8C22545-24AXI Mouser Part No 727-CY8C22545-24AXI	Infineon Technologies	8-bit Microcontrollers - MCU 16Kb Flash 1Kb SRAM PSoC Learn More about Infineon Technologies cypress psoc	Datasheet	2,928In Stock	$9.30 $7.22 $6.39 $5.98 View $5.65 $5.55 $5.43 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	M8C	8 bit	24 MHz	16 kB	1 kB	8 bit	38 I/O	3 V	5.25 V	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash CY8C4248LTI-L475 Infineon Technologies 1: $12.19 3,238In Stock	Mfr. Part No. CY8C4248LTI-L475 Mouser Part No 727-CY8C4248LTI-L475	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash Learn More about Infineon Technologies cypress psoc 4l soc	Datasheet	3,238In Stock	$12.19 $9.32 $8.80 $8.35 View $8.08 $7.88 $7.67 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	ARM Cortex M0	32 bit	48 MHz	256 kB	32 kB	12 bit	57 I/O	1.71 V	5.5 V	+ 85 C		Tray