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40 MHz SMD/SMT 8-bit Microcontrollers - MCU

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Maximum Clock Frequency = 40 MHz Mounting Style = SMD/SMT

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) 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	Packaging
8-bit Microcontrollers - MCU 8 KB Flash 512 RAM PIC18F4321T-I/PT Microchip Technology 1: S/20.79 2,122In Stock	Mfr. Part # PIC18F4321T-I/PT Mouser Part # 579-PIC18F4321T-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 8 KB Flash 512 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2,122In Stock	Cut Tape S/20.79 S/19.54 Reel S/16.97 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	PIC18	8 kB	512 B	TQFP-44	40 MHz	10 bit	36 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx21	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O PIC18F452T-I/L Microchip Technology 1: S/44.84 506In Stock	Mfr. Part # PIC18F452T-I/L Mouser Part # 579-PIC18F452T-I/L	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O	Datasheet	506In Stock	Cut Tape S/44.84 S/42.12 Reel S/36.63 MouseReel Available	Min.: 1 Mult.: 1 : 500	PIC18	32 kB	1.5 kB	PLCC-44	40 MHz	10 bit	34 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx2	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16kBF 768RM 70I/O PIC18F8410-I/PT Microchip Technology 1: S/24.56 1,098In Stock	Mfr. Part # PIC18F8410-I/PT Mouser Part # 579-PIC18F8410-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 16kBF 768RM 70I/O	Datasheet	1,098In Stock	S/24.56	Min.: 1 Mult.: 1	PIC18	16 kB	768 B	TQFP-80	40 MHz	10 bit	70 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)F8x10	Tray
8-bit Microcontrollers - MCU 32KB 2048 RAM 52I/O PIC18LF6520-I/PT Microchip Technology 1: S/39.35 195In Stock	Mfr. Part # PIC18LF6520-I/PT Mouser Part # 579-PIC18LF6520-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 32KB 2048 RAM 52I/O Learn More about Microchip Technology microchip pic18lf65 pic18lf66	Datasheet	195In Stock	S/39.35 S/39.31 Quote Quote	Min.: 1 Mult.: 1	PIC18	32 kB	2 kB	TQFP-64	40 MHz	10 bit	52 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fx520	Tray
8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O PIC18F452-E/L Microchip Technology 1: S/43.60 210In Stock	Mfr. Part # PIC18F452-E/L Mouser Part # 579-PIC18F452-E/L	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O	Datasheet	210In Stock	S/43.60 S/42.90 S/42.86	Min.: 1 Mult.: 1	PIC18	32 kB	1.5 kB	PLCC-44	40 MHz	10 bit	34 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fxx2	Tube
8-bit Microcontrollers - MCU 64KB 3840 RAM 68I/O PIC18F8620-I/PT Microchip Technology 1: S/56.29 144In Stock	Mfr. Part # PIC18F8620-I/PT Mouser Part # 579-PIC18F8620-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3840 RAM 68I/O	Datasheet	144In Stock	S/56.29 S/55.74 View Quote	Min.: 1 Mult.: 1	PIC18	64 kB	3.8 kB	TQFP-80	40 MHz	10 bit	68 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fx620	Tray
8-bit Microcontrollers - MCU 64KB 3328 RAM 68I/O PIC18F8680-E/PT Microchip Technology 1: S/55.82 80In Stock	Mfr. Part # PIC18F8680-E/PT Mouser Part # 579-PIC18F8680-E/PT	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3328 RAM 68I/O	Datasheet	80In Stock	S/55.82 View Quote	Min.: 1 Mult.: 1	PIC18	64 kB	3.25 kB	TQFP-80	40 MHz	10 bit	69 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fx680	Tray
8-bit Microcontrollers - MCU 48KB 3968 RAM 25I/O PIC18LF2525-I/SO Microchip Technology 1: S/27.68 538In Stock	Mfr. Part # PIC18LF2525-I/SO Mouser Part # 579-PIC18LF2525-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 48KB 3968 RAM 25I/O	Datasheet	538In Stock	S/27.68	Min.: 1 Mult.: 1	PIC18	48 kB	3.89 kB	SOIC-28	40 MHz	10 bit	25 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx25	Tube
8-bit Microcontrollers - MCU 16KB 768 RAM 25I/O PIC18F2420-E/ML Microchip Technology 1: S/23.16 1,137In Stock	Mfr. Part # PIC18F2420-E/ML Mouser Part # 579-PIC18F2420-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 16KB 768 RAM 25I/O	Datasheet	1,137In Stock	S/23.16 S/23.12	Min.: 1 Mult.: 1	PIC18	16 kB	768 B	QFN-28	40 MHz	10 bit	25 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fxx20	Tube
8-bit Microcontrollers - MCU 16KB 768 RAM 22 I/O PIC18F2431-E/SO Microchip Technology 1: S/25.89 376In Stock	Mfr. Part # PIC18F2431-E/SO Mouser Part # 579-PIC18F2431-E/SO	Microchip Technology	8-bit Microcontrollers - MCU 16KB 768 RAM 22 I/O	Datasheet	376In Stock	S/25.89 Quote Quote	Min.: 1 Mult.: 1	PIC18	16 kB	768 B	SOIC-28	40 MHz	10 bit	24 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fxx31	Tube
8-bit Microcontrollers - MCU 64KB 3328 RAM w/ECAN PIC18F2680-I/SO Microchip Technology 1: S/36.94 993In Stock	Mfr. Part # PIC18F2680-I/SO Mouser Part # 579-PIC18F2680-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3328 RAM w/ECAN	Datasheet	993In Stock	S/36.94 S/36.90 Quote Quote	Min.: 1 Mult.: 1	PIC18	64 kB	3.25 kB	SOIC-28	40 MHz	10 bit	25 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx80	Tube
8-bit Microcontrollers - MCU 8KB 768 RAM 34 I/O PIC18F4331-I/PT Microchip Technology 1: S/25.22 216In Stock	Mfr. Part # PIC18F4331-I/PT Mouser Part # 579-PIC18F4331-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 8KB 768 RAM 34 I/O	Datasheet	216In Stock	S/25.22	Min.: 1 Mult.: 1	PIC18	8 kB	768 B	TQFP-44	40 MHz	10 bit	36 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx31	Tray
8-bit Microcontrollers - MCU 64KB 3840 RAM 68I/O PIC18F8621-I/PT Microchip Technology 1: S/47.53 662In Stock	Mfr. Part # PIC18F8621-I/PT Mouser Part # 579-PIC18F8621-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3840 RAM 68I/O	Datasheet	662In Stock	S/47.53 S/47.49 View Quote	Min.: 1 Mult.: 1	PIC18	64 kB	3.75 kB	TQFP-80	40 MHz	10 bit	69 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fx621	Tray
8-bit Microcontrollers - MCU 128KB 3840 RAM 68I/O PIC18F8720-E/PT Microchip Technology 1: S/68.04 105In Stock	Mfr. Part # PIC18F8720-E/PT Mouser Part # 579-PIC18F8720-E/PT	Microchip Technology	8-bit Microcontrollers - MCU 128KB 3840 RAM 68I/O	Datasheet	105In Stock	S/68.04 Quote Quote	Min.: 1 Mult.: 1	PIC18	128 kB	3.75 kB	TQFP-80	40 MHz	10 bit	68 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fx720	Tray
8-bit Microcontrollers - MCU 64KB 3968 RAM 36I/O PIC18LF4620T-I/ML Microchip Technology 1: S/42.00 1,255In Stock	Mfr. Part # PIC18LF4620T-I/ML Mouser Part # 579-18LF4620T-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3968 RAM 36I/O	Datasheet	1,255In Stock	Cut Tape S/42.00 S/39.70 Reel S/34.29 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	PIC18	64 kB	3.89 kB	QFN-44	40 MHz	10 bit	36 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx20	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz SOIC-28 PIC16C55A-20/SO Microchip Technology 1: S/10.82 646In Stock	Mfr. Part # PIC16C55A-20/SO Mouser Part # 579-PIC16C55A20SO	Microchip Technology	8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz SOIC-28	Datasheet	646In Stock	S/10.82	Min.: 1 Mult.: 1	PIC16	512 B	24 B	SOIC-28	40 MHz	No ADC	20 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	0 C	+ 70 C	PIC16(L)C5x	Tube
8-bit Microcontrollers - MCU 32KB 1536 RAM 23 I/O PIC18F252-E/SO Microchip Technology 1: S/33.40 1,285In Stock	Mfr. Part # PIC18F252-E/SO Mouser Part # 579-PIC18F252-E/SO	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 23 I/O	Datasheet	1,285In Stock	S/33.40 S/33.36	Min.: 1 Mult.: 1	PIC18	32 kB	1.5 kB	SOIC-28	40 MHz	10 bit	23 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18(L)Fxx2	Tube
8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN AT80C51RD2T-RLTUM Microchip Technology 1: S/15.49 1,929In Stock	Mfr. Part # AT80C51RD2T-RLTUM Mouser Part # 556-AT80C51RD2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,929In Stock	S/15.49 S/14.21 S/12.88 S/12.85 S/12.81	Min.: 1 Mult.: 1	8051		1.25 kB	TQFP-44	40 MHz	No ADC	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 96KB 3328bytes-RAM 25I/O PIC18F2685-I/SO Microchip Technology 1: S/43.48 278In Stock	Mfr. Part # PIC18F2685-I/SO Mouser Part # 579-PIC18F2685-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 96KB 3328bytes-RAM 25I/O Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	278In Stock	S/43.48 S/42.82 Quote Quote	Min.: 1 Mult.: 1	PIC18	96 kB	3.25 kB	SOIC-28	40 MHz	10 bit	28 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)F268x	Tube
8-bit Microcontrollers - MCU 80KB FL 3328bytes RAM 36I/O PIC18F4682-I/PT Microchip Technology 1: S/42.31 282In Stock	Mfr. Part # PIC18F4682-I/PT Mouser Part # 579-PIC18F4682-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 80KB FL 3328bytes RAM 36I/O Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	282In Stock	S/42.31 S/42.27 S/42.23 S/42.12 View S/42.08 S/41.69 S/41.61 Quote	Min.: 1 Mult.: 1	PIC18	80 kB	3.25 kB	TQFP-44	40 MHz	10 bit	36 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)F468x	Tray
8-bit Microcontrollers - MCU 8KB 512byt-RAM 25I/O PIC18LF2321-I/SS Microchip Technology 1: S/16.00 1,058In Stock	Mfr. Part # PIC18LF2321-I/SS Mouser Part # 579-PIC18LF2321-I/SS	Microchip Technology	8-bit Microcontrollers - MCU 8KB 512byt-RAM 25I/O	Datasheet	1,058In Stock	S/16.00 S/15.76	Min.: 1 Mult.: 1	PIC18	8 kB	512 B	SSOP-28	40 MHz	10 bit	25 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx21	Tube
8-bit Microcontrollers - MCU S08EL 8-bit MCU, S08 core, 32KB Flash, 40MHz, SOP 28 MC9S08EL32CTL NXP Semiconductors 1: S/45.39 417In Stock	Mfr. Part # MC9S08EL32CTL Mouser Part # 841-MC9S08EL32CTL	NXP Semiconductors	8-bit Microcontrollers - MCU S08EL 8-bit MCU, S08 core, 32KB Flash, 40MHz, SOP 28 Learn More about NXP Semiconductors freescales08el s08sl	Datasheet	417In Stock	S/45.39 S/35.30 S/32.23 S/29.23 View S/27.91 S/23.98 S/22.73 S/22.38 Quote	Min.: 1 Mult.: 1	S08	32 kB	1 kB	TSSOP-28	40 MHz	10 bit	22 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	S08EL	Tube
8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF MC9S08SH4MTGR NXP Semiconductors 1: S/21.99 4,304In Stock	Mfr. Part # MC9S08SH4MTGR Mouser Part # 841-MC9S08SH4MTGR	NXP Semiconductors	8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF	Datasheet	4,304In Stock	Cut Tape S/21.99 S/18.22 S/16.97 S/16.23 View S/16.00 S/15.22 S/15.18 MouseReel Available	Min.: 1 Mult.: 1	S08	4 kB	256 B	TSSOP-16	40 MHz	10 bit	13 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	S08SH	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF MC9S08SH4CTGR NXP Semiconductors 1: S/31.14 4,974In Stock	Mfr. Part # MC9S08SH4CTGR Mouser Part # 841-MC9S08SH4CTGR	NXP Semiconductors	8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF	Datasheet	4,974In Stock	Cut Tape S/31.14 S/22.89 S/21.29 S/18.72 View S/17.79 S/15.96 S/14.67 S/14.01 S/13.08 MouseReel Available	Min.: 1 Mult.: 1	S08	4 kB	256 B	TSSOP-16	40 MHz	10 bit	13 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	S08SH	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32KB 3968 RAM 25I/O PIC18F2520T-I/SO Microchip Technology 1: S/28.77 350In Stock 1,600Expected 11/18/2026	Mfr. Part # PIC18F2520T-I/SO Mouser Part # 579-PIC18F2520T-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 32KB 3968 RAM 25I/O	Datasheet	350In Stock 1,600Expected 11/18/2026	Cut Tape S/28.77 S/28.73 S/28.65 S/28.61 Reel S/23.51 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	PIC18	32 kB	1.5 kB	SOIC-28	40 MHz	10 bit	25 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Fxx20	Reel, Cut Tape, MouseReel