PIC18F45Kxx Flash Microcontrollers

Microchip's PIC18F45Kxx Flash Microcontrollers offer the advantages of all PIC18 microcontrollers - namely, high computational performance at an economical price - with the addition of high-endurance Flash program memory. On top of these features, Microchip's PIC18F45Kxx Flash Microcontrollers introduce design enhancements that make these microcontrollers a logical choice for many high-performance, power-sensitive applications.

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Description Datasheet Availability Pricing (CAD) 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
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Packaging
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B
Datasheet
1,305In Stock
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
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536bytes-RAM 8B nanoWatt
Datasheet
1,437In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB PDIP-40 64 MHz 10 bit 36 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 125 C PIC18F2xK22 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Datasheet
2,463In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB TQFP-44 48 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C PIC18(L)F45K50 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536b RAM 8bit familynanoWatt XLP
Datasheet
921In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB UQFN-40 64 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C PIC18F2xK22 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Datasheet
1,733In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 2 kB TQFP-44 48 MHz 10 bit 36 I/O 2.3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F45K50 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
108In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB PDIP-40 64 MHz 12 bit 35 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 125 C PIC18(L)F4xK80 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM 48 MHz Int.
Datasheet
366In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 2 kB PDIP-40 48 MHz 10 bit 36 I/O 2.3 V 5.5 V Through Hole 8 bit - 40 C + 85 C PIC18(L)F45K50 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B
Datasheet
263In Stock
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
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536bytes-RAM 8B nanoWatt
Datasheet
418In Stock
570On Order
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB PDIP-40 64 MHz 10 bit 36 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C PIC18F2xK22 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8B nanoWatt
Datasheet
1,779In Stock
3,680Expected 2026-08-03
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB TQFP-44 64 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18F2xK22 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8B nanoWatt
Datasheet
2,061In Stock
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 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18F2xK22 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Datasheet
1,618In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,300

PIC18 32 kB 1 kB QFN-40 48 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F45K50 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
480In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB TQFP-44 64 MHz 12 bit 35 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C PIC18(L)F4xK80 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
1,424In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB TQFP-44 64 MHz 12 bit 35 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F4xK80 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
3,454In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

PIC18 32 kB 1 kB TQFP-44 64 MHz 12 bit 35 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F4xK80 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B
Datasheet
445In Stock
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
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8B nanoWatt
Datasheet
464In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB TQFP-44 64 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C PIC18F2xK22 Tray
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Datasheet
1,312In Stock
3,600Expected 2026-11-23
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

PIC18 32 kB 1 kB TQFP-44 48 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F45K50 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 25 I/O 8B
Datasheet
325In Stock
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
Microchip Technology 8-bit Microcontrollers - MCU 32KB Flash 1536B RAM 8B nanoWatt
Datasheet
13In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB QFN-44 64 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18F2xK22 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536b RAM 8bit familynanoWatt XLP
Datasheet
460In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1.5 kB QFN-40 64 MHz 10 bit 36 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18F2xK22 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM 48 MHz Int.
Datasheet
109In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB PDIP-40 48 MHz 10 bit 36 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 125 C PIC18(L)F45K50 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Datasheet
377In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 2 kB QFN-40 48 MHz 10 bit 36 I/O 2.3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F45K50 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
380In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB QFN-40 64 MHz 12 bit 35 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C PIC18(L)F4xK80 Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB FL 4KBRM 16MIPS 12bit ADC CTMU
Datasheet
313In Stock
Min.: 1
Mult.: 1

PIC18 32 kB 1 kB PDIP-40 64 MHz 12 bit 35 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C PIC18(L)F4xK80 Tube