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40 MHz Microcontrollers - MCU

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Maximum Clock Frequency = 40 MHz

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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	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
32-bit Microcontrollers - MCU 32bit MCU, 100TQFP 512KB Flash 64KB RAM PIC32MX170F512L-50I/PT Microchip Technology 1: $8.01 40In Stock	Mfr. Part No. PIC32MX170F512L-50I/PT Mouser Part No 579-MX170F512L50IPT	Microchip Technology	32-bit Microcontrollers - MCU 32bit MCU, 100TQFP 512KB Flash 64KB RAM Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	40In Stock	$8.01 $7.35 $6.67	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-100	MIPS32 M4K	512 kB	32 bit	10 bit	40 MHz	85 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18 PIC16C54C-20I/P Microchip Technology 1: $2.25 482In Stock	Mfr. Part No. PIC16C54C-20I/P Mouser Part No 579-PIC16C54C-20I/P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18	Datasheet	482In Stock	$2.25	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp SSOP20 PIC16C54C-20I/SS Microchip Technology 1: $2.80 228In Stock	Mfr. Part No. PIC16C54C-20I/SS Mouser Part No 579-PIC16C54C-20I/SS	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp SSOP20	Datasheet	228In Stock	$2.80	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18 PIC16C54C-04/P Microchip Technology 1: $2.09 383In Stock	Mfr. Part No. PIC16C54C-04/P Mouser Part No 579-PIC16C54C04P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18	Datasheet	383In Stock	$2.09	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18 PIC16C54C-04/SO Microchip Technology 1: $2.04 401In Stock	Mfr. Part No. PIC16C54C-04/SO Mouser Part No 579-PIC16C54C04SO	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18	Datasheet	401In Stock	$2.04	Min.: 1 Mult.: 1	SMD/SMT	SOIC-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18 PIC16C54C-20/SO Microchip Technology 1: $2.20 244In Stock	Mfr. Part No. PIC16C54C-20/SO Mouser Part No 579-PIC16C54C20SO	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18	Datasheet	244In Stock	$2.20	Min.: 1 Mult.: 1	SMD/SMT	SOIC-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18 PIC16C54-HS/P Microchip Technology 1: $4.17 113In Stock	Mfr. Part No. PIC16C54-HS/P Mouser Part No 579-PIC16C54HSP	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18	Datasheet	113In Stock	$4.17 $4.00 $3.83	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 768B 24 RAM 20 I/O 4MHz SPDIP-28 PIC16C55A-04/SP Microchip Technology 1: $2.57 81In Stock	Mfr. Part No. PIC16C55A-04/SP Mouser Part No 579-PIC16C55A-04/SP	Microchip Technology	8-bit Microcontrollers - MCU 768B 24 RAM 20 I/O 4MHz SPDIP-28	Datasheet	81In Stock	$2.57	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	768 B	8 bit	No ADC	40 MHz	20 I/O	24 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28 PIC16C55A-20/P Microchip Technology 1: $2.85 168In Stock	Mfr. Part No. PIC16C55A-20/P Mouser Part No 579-PIC16C55A20P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28	Datasheet	168In Stock	$2.85	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	512 B	8 bit	No ADC	40 MHz	20 I/O	24 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28 PIC16C55-RC/P Microchip Technology 1: $4.77 173In Stock	Mfr. Part No. PIC16C55-RC/P Mouser Part No 579-PIC16C55RCP	Microchip Technology	8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28	Datasheet	173In Stock	$4.77 $4.61 $4.42	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	512 B	8 bit	No ADC	40 MHz	20 I/O	24 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O HSC PDIP18 PIC16C56-HS/P Microchip Technology 1: $6.10 81In Stock	Mfr. Part No. PIC16C56-HS/P Mouser Part No 579-PIC16C56-HS/P	Microchip Technology	8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O HSC PDIP18	Datasheet	81In Stock	$6.10 $5.86 $5.63	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	1 kB	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18 PIC16C56-XT/P Microchip Technology 1: $5.32 37In Stock	Mfr. Part No. PIC16C56-XT/P Mouser Part No 579-PIC16C56-XT/P	Microchip Technology	8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18	Datasheet	37In Stock	$5.32 $5.15 $4.94	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	1 kB	8 bit	No ADC	40 MHz	12 I/O	25 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-RC/P Microchip Technology 1: $6.07 11In Stock	Mfr. Part No. PIC16C57-RC/P Mouser Part No 579-PIC16C57-RC/P	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	11In Stock	$6.07 $5.85 $5.62	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-RC/SO Microchip Technology 1: $6.02 33In Stock	Mfr. Part No. PIC16C57-RC/SO Mouser Part No 579-PIC16C57-RC/SO	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	33In Stock	$6.02 $5.80 $5.57	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	2.5 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-XT/SP Microchip Technology 1: $6.49 105In Stock	Mfr. Part No. PIC16C57-XT/SP Mouser Part No 579-PIC16C57-XT/SP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	105In Stock	$6.49 $6.25 $6.01	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57C-20/SP Microchip Technology 1: $3.34 4In Stock 195Expected 06/11/2026	Mfr. Part No. PIC16C57C-20/SP Mouser Part No 579-PIC16C57C20SP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	4In Stock 195Expected 06/11/2026	$3.34	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-XT/P Microchip Technology 1: $6.49 185In Stock	Mfr. Part No. PIC16C57-XT/P Mouser Part No 579-PIC16C57XTP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	185In Stock	$6.49 $6.25 $6.01	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O PIC18C452-I/P Microchip Technology 1: $11.88 100In Stock	Mfr. Part No. PIC18C452-I/P Mouser Part No 579-PIC18C452-I/P	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O	Datasheet	100In Stock	$11.88 $10.00 $9.72 $9.68 $9.42	Min.: 1 Mult.: 1	Through Hole	PDIP-40	PIC18	32 kB	8 bit	10 bit	40 MHz	34 I/O	1.5 kB	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-E/SS Microchip Technology 1: $4.31 128In Stock	Mfr. Part No. PIC18F1320-E/SS Mouser Part No 579-PIC18F1320-E/SS	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	128In Stock	$4.31	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 125 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-I/ML Microchip Technology 1: $4.35 126In Stock	Mfr. Part No. PIC18F1320-I/ML Mouser Part No 579-PIC18F1320-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	126In Stock	$4.35	Min.: 1 Mult.: 1	SMD/SMT	QFN-28	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-I/P Microchip Technology 1: $4.25 24In Stock 350Expected 21/12/2026	Mfr. Part No. PIC18F1320-I/P Mouser Part No 579-PIC18F1320-I/P	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	24In Stock 350Expected 21/12/2026	$4.25	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB Flash 256 RAM PIC18F1330-I/SS Microchip Technology 1: $4.31 240In Stock	Mfr. Part No. PIC18F1330-I/SS Mouser Part No 579-PIC18F1330-I/SS	Microchip Technology	8-bit Microcontrollers - MCU 8KB Flash 256 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	240In Stock	$4.31	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O PIC18F2220-I/SO Microchip Technology 1: $6.76 132In Stock	Mfr. Part No. PIC18F2220-I/SO Mouser Part No 579-PIC18F2220-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O	Datasheet	132In Stock	$6.76	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4 KB Flash 512 RAM PIC18F2221-I/ML Microchip Technology 1: $4.11 234In Stock	Mfr. Part No. PIC18F2221-I/ML Mouser Part No 579-PIC18F2221-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 4 KB Flash 512 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	234In Stock	$4.11	Min.: 1 Mult.: 1	SMD/SMT	QFN-44	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4 KB Flash 512 RAM PIC18F2221-I/SO Microchip Technology 1: $3.79 174In Stock	Mfr. Part No. PIC18F2221-I/SO Mouser Part No 579-PIC18F2221-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 4 KB Flash 512 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	174In Stock	$3.79	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube