PIC18F45K42-I/PAlternatives & Equivalent Parts

About PIC18F45K42-I/P

PIC18F45K42-I/P is a Integrated Circuit component manufactured by Microchip. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

Parameter	PIC18F45K42-I/PSource	PIC18F45K40-I/P	PIC18F45K22-I/P	PIC18F46K40-I/P	PIC18F43K22-I/P
Manufacturer	Microchip	Microchip	Microchip	Microchip	Microchip
Package Type	Dual-In-Line Packages	Dual-In-Line Packages	Dual-In-Line Packages	Dual-In-Line Packages	Dual-In-Line Packages
Pin Count	40	40	40	40	40
Temperature Range	-40.0°C ~ 85.0°C	-40.0°C ~ 85.0°C	-40.0°C ~ 85.0°C	-40.0°C ~ 85.0°C	-40.0°C ~ 85.0°C
Price	$2.1700	$2.0600	$3.1500	$1.9700	$2.4220
Stock	In Stock	In Stock	In Stock	In Stock	In Stock
Lifecycle	ACTIVE	ACTIVE	ACTIVE	ACTIVE	ACTIVE
Electrical Parameters
Manufacturer Package Code	PDIP-40	PDIP-40	PDIP-40	PDIP-40	PDIP-40
Factory Lead Time	6 Weeks	6 Weeks	6 Weeks	6 Weeks	7 Weeks
Date Of Intro	2017-06-16	2016-09-15	—	2016-09-15	—
YTEOL	7	19	8	19	10
Has ADC	YES	YES	YES	YES	YES
Additional Feature	ALSO OPERATES WITH 2.5VMIN @32 MHZ AND 2.3VMIN @16MHZ	IT ALSO OPERATES AT 2.5V MIN AT 32 MHZ AND 2.3V MIN AT 16 MHZ	ALSO OPERATES 2.3 V MINIMUM SUPPLY AT 20 MHZ	IT ALSO OPERATES AT 2.5V MIN AT 32 MHZ AND 2.3V MIN AT 16 MHZ	OPERATES 2.3 V MINIMUM SUPPLY AT 20 MHZ
Bit Size	8	8	8	8	8
Boundary Scan	NO	NO	NO	NO	NO
CPU Family	PIC18	PIC18	PIC18	PIC18	PIC18
Clock Frequency-Max	64 MHz	64 MHz	64 MHz	64 MHz	64 MHz
DAC Channels	YES	YES	YES	YES	YES
DMA Channels	YES	NO	NO	NO	NO
Format	FIXED POINT	FIXED POINT	FIXED POINT	FIXED POINT	FIXED POINT
Integrated Cache	NO	NO	NO	NO	NO
JESD-30 Code	R-PDIP-T40	R-PDIP-T40	R-PDIP-T40	R-PDIP-T40	R-PDIP-T40
JESD-609 Code	e3	e3	e3	e3	e3
Low Power Mode	YES	YES	YES	YES	YES
Number of DMA Channels	2	—	3	—	—
Number of External Interrupts	3	3	—	3	3
Number of I/O Lines	36	36	36	36	36
Number of Timers	7	9	7	9	9
On Chip Data RAM Width	8	—	8	—	8
On Chip Program ROM Width	8	8	8	8	8
PWM Channels	YES	YES	YES	YES	YES
Package Body Material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
Package Equivalence Code	DIP40,.6	DIP40,.6	DIP40,.6	DIP40,.6	DIP40,.6
Package Shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package Style	IN-LINE	IN-LINE	IN-LINE	IN-LINE	IN-LINE
RAM (bytes)	2048	2048	1536	3720	512
RAM (words)	2048	16384	1536	32768	—
ROM (words)	32768	32768	32768	65536	8192
ROM Programmability	FLASH	FLASH	FLASH	FLASH	FLASH
Speed	64 MHz	64 MHz	64 MHz	64 MHz	64 MHz
Supply Current-Max	350 mA	—	12 mA	—	12 mA
Supply Voltage-Max	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Supply Voltage-Min	3 V	3 V	5 V	3 V	2.7 V
Supply Voltage-Nom	3 V	3.3 V	5 V	3.3 V	5 V
Surface Mount	NO	NO	NO	NO	NO
Technology	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature Grade	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL
Terminal Finish	Matte Tin (Sn)	Matte Tin (Sn)	Matte Tin (Sn)	Matte Tin (Sn)	Matte Tin (Sn)
Terminal Form	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE
Terminal Pitch	2.54 mm	2.54 mm	2.54 mm	2.54 mm	2.54 mm
Terminal Position	DUAL	DUAL	DUAL	DUAL	DUAL
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC
Peak Reflow Temperature (Cel)	—	260	—	—	—
Screening Level	—	TS 16949	—	TS 16949	TS 16949
Time@Peak Reflow Temperature-Max (s)	—	30	—	—	—
## PIC18F45K40-I/P Alternates Showing results	—	Image	—	—	—
Pbfree Code	—	—	Yes	—	Yes
Qualification Status	—	—	Not Qualified	—	Not Qualified
## PIC18F45K22-I/P Alternates Showing results	—	—	Image	—	—
## PIC18F46K40-I/P Alternates Showing results	—	—	—	Image	—
Number of Serial I/Os	—	—	—	—	2

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 4 alternatives for PIC18F45K42-I/P — response within 24 hours.

Quick Links

PIC18F45K40-I/Pby Microchip Technology Inc

32KB, 2KB RAM, 256 EE, 36 I/O, CIPs, 10b AADC, 5b DAC, Comp, 16b PWM, CCP, WWDT

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PIC18F45K22-I/Pby Microchip Technology Inc

40 pin, 32 KB Flash, 1536 bytes-RAM, 36 I/O

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PIC18F46K40-I/Pby Microchip Technology Inc

64KB Flash, 4KB RAM, 1KB EE, 10b ADC2, DAC, COMP, PWM, CWG, HLT, WWDT, CRC/Scan,

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PIC18F43K22-I/Pby Microchip Technology Inc

8KB, Flash, 3968bytes-RAM,8-bit Family,nanoWatt XLP

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Why Look for Alternatives?

Finding alternatives for PIC18F45K42-I/P is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating PIC18F45K42-I/P replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to PIC18F45K42-I/P?

Known equivalents for PIC18F45K42-I/P include PIC18F45K40-I/P, PIC18F45K22-I/P, PIC18F46K40-I/P. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of PIC18F45K42-I/P?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify PIC18F45K42-I/P alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.