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PIC18F45K20 Flash Microcontrollers (MCUs)

Microchip PIC18F45K20 Flash MCUs with nanoWatt XLP Technology offer the advantages of all PIC18 microcontrollers with the addition of high-endurance, Flash program memory. On top of these features, the PIC18F45K20 family introduces design enhancements that make these microcontrollers a logical choice for many high performance, power-sensitive applications.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	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 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20T-I/PT Microchip Technology 1: $3.40 1,229In Stock	Mfr. Part No. PIC18F45K20T-I/PT Mouser Part No 579-PIC18F45K20TIPT	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	1,229In Stock	Cut Tape $3.40 Reel $2.88 MouseReel Available	Min.: 1 Mult.: 1 : 1,200			PIC18	32 kB	1.5 kB	TQFP-44	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Reel, Cut Tape, MouseReel
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20-E/PT Microchip Technology 1: $3.37 263In Stock	Mfr. Part No. PIC18F45K20-E/PT Mouser Part No 579-PIC18F45K20-E/PT	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	263In Stock	$3.37 $3.08	Min.: 1 Mult.: 1			PIC18	32 kB	1.5 kB	TQFP-44	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	PIC18F4xK20	Tray
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20-I/ML Microchip Technology 1: $3.21 75In Stock	Mfr. Part No. PIC18F45K20-I/ML Mouser Part No 579-PIC18F45K20-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	75In Stock	$3.21 $2.98	Min.: 1 Mult.: 1			PIC18	32 kB	1.5 kB	QFN-44	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Tube
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20-I/P Microchip Technology 1: $3.50 159In Stock	Mfr. Part No. PIC18F45K20-I/P Mouser Part No 579-PIC18F45K20-I/P	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	159In Stock	$3.50 $3.21	Min.: 1 Mult.: 1			PIC18	32 kB	1.5 kB	PDIP-40	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	Through Hole	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Tube
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20-I/PT Microchip Technology 1: $3.07 30In Stock 1,120Expected 2026/10/20	Mfr. Part No. PIC18F45K20-I/PT Mouser Part No 579-PIC18F45K20-I/PT	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	30In Stock 1,120Expected 2026/10/20	$3.07 $2.80	Min.: 1 Mult.: 1			PIC18	32 kB	1.5 kB	TQFP-44	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Tray
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20T-I/ML Microchip Technology 1: $3.55 345In Stock 1,600Expected 2026/10/26	Mfr. Part No. PIC18F45K20T-I/ML Mouser Part No 579-PIC18F45K20TIML	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	345In Stock 1,600Expected 2026/10/26	Cut Tape $3.55 Reel $3.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,600			PIC18	32 kB	1.5 kB	QFN-44	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Reel, Cut Tape, MouseReel
	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B PIC18F45K20-E/P Microchip Technology 190: $3.49 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. PIC18F45K20-E/P Mouser Part No 579-PIC18F45K20-E/P	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B Learn More about Microchip Technology microchip pic18f45k20 mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	$3.49	Min.: 190 Mult.: 10			PIC18	32 kB	1.5 kB	PDIP-40	64 MHz	10 bit	36 I/O	1.8 V	3.6 V	Through Hole	8 bit	- 40 C	+ 125 C	PIC18F4xK20	Tube
	8-bit Microcontrollers - MCU 32KB FL 1536b RAM 8b Familynanowatt XLP PIC18F45K20-I/MV Microchip Technology 292: $2.78 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. PIC18F45K20-I/MV Mouser Part No 579-PIC18F45K20-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 32KB FL 1536b RAM 8b Familynanowatt XLP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	Non-Stocked Lead-Time 16 Weeks	$2.78	Min.: 292 Mult.: 73			PIC18	8 kB	512 B	QFN-40	64 MHz	10 bit	35 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Tube
	8-bit Microcontrollers - MCU 32KB FL 1536b RAM 8b Familynanowatt XLP PIC18F45K20T-I/MV Microchip Technology 3,300: $2.42 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. PIC18F45K20T-I/MV Mouser Part No 579-PIC18F45K20TI/MV	Microchip Technology	8-bit Microcontrollers - MCU 32KB FL 1536b RAM 8b Familynanowatt XLP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	Non-Stocked Lead-Time 17 Weeks	Reel $2.42	Min.: 3,300 Mult.: 3,300 : 3,300			PIC18	8 kB	512 B	QFN-40	64 MHz	10 bit	35 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18F4xK20	Reel