PIC18F27K42-I/SPAlternatives & Equivalent Parts
About PIC18F27K42-I/SP
PIC18F27K42-I/SP 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 | PIC18F27K42-I/SPSource | PIC18F27K40-I/SP | PIC18F24K42-I/SP | PIC18F26K42-I/SP | PIC18F25K42-I/SP | PIC18F26K40-I/SP | PIC18F24K40-I/SP |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | 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 | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| 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 | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.1100 | $0.8700 | $1.8100 | $2.0100 | $2.0000 | $1.7200 | $1.5100 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Manufacturer Package Code | SPDIP-28 | SPDIP-28 | SPDIP-28 | SPDIP-28 | SPDIP-28 | SPDIP-28 | SPDIP-28 |
| Factory Lead Time | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks |
| Date Of Intro | 2017-06-16 | 2016-09-15 | 2017-02-03 | 2018-09-21 | 2017-02-03 | 2016-09-15 | 2016-09-15 |
| YTEOL | 7 | 19 | 18 | 7 | 18 | 19 | 19 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES |
| Additional Feature | ALSO OPERATES WITH 2.5VMIN @32 MHZ AND 2.3VMIN @16MHZ | OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHZ | ALSO OPERATES 2.5 V MINIMUM SUPPLY AT 32 MHZ AND 2.3 V MINIMUM SUPPLY AT 16 MHZ | ALSO OPERATES WITH 2.5VMIN @32 MHZ AND 2.3VMIN @16MHZ | ALSO OPERATES 2.5 V MINIMUM SUPPLY AT 32 MHZ AND 2.3 V MINIMUM SUPPLY AT 16 MHZ | IT ALSO OPERATES AT 2.5V MIN AT 32 MHZ AND 2.3V MIN AT 16 MHZ | IT OPERATES AT 2.5V AT 16MHZ |
| Bit Size | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | NO | NO | NO | NO | NO | NO |
| CPU Family | PIC18 | PIC18 | PIC18 | PIC18 | PIC18 | PIC18 | PIC18 |
| Clock Frequency-Max | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| DAC Channels | YES | YES | YES | YES | YES | YES | YES |
| DMA Channels | YES | NO | YES | YES | YES | NO | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO | NO | NO | NO | NO |
| JESD-30 Code | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | YES | YES | YES | YES | YES |
| Number of DMA Channels | 2 | — | 2 | 2 | 2 | — | — |
| Number of External Interrupts | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Number of I/O Lines | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Number of Timers | 7 | 7 | 10 | 7 | 10 | 9 | 4 |
| On Chip Data RAM Width | 8 | 8 | 8 | 8 | 8 | — | 8 |
| On Chip Program ROM Width | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| PWM Channels | YES | YES | YES | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP28,.3 | DIP28,.3 | DIP28,.3 | DIP28,.3 | DIP28,.3 | DIP28,.3 | DIP28,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| RAM (bytes) | 8192 | 3615 | 1024 | 4096 | 2048 | 3720 | 1024 |
| RAM (words) | 8192 | — | — | 4096 | — | 32768 | 1024 |
| ROM (words) | 131072 | 131072 | 16384 | 65536 | 32768 | 65536 | 8192 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Speed | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Supply Current-Max | 250 mA | 9.4 mA | 0.95 mA | 250 mA | 0.95 mA | — | 9.5 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 3 V | 1.8 V | 2.7 V | 3 V | 2.7 V | 3 V | 3 V |
| Supply Voltage-Nom | 3 V | 3 V | 3 V | 3 V | 3 V | 3.3 V | — |
| Surface Mount | NO | NO | NO | NO | NO | NO | NO |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | 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 | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Reach Compliance Code | — | Compliant | — | — | — | — | — |
| Number of Serial I/Os | — | 2 | 2 | — | 2 | — | 1 |
| Screening Level | — | TS 16949 | TS 16949 | — | TS 16949 | TS 16949 | TS 16949 |
| ## PIC18F27K40-I/SP Alternates Showing results | — | Image | — | — | — | — | — |
| Pbfree Code | — | — | Yes | — | Yes | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | 260 | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | 30 | — |
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 6 alternatives for PIC18F27K42-I/SP — response within 24 hours.
Quick Links
128KB Flash, 4KB RAM, 1KB EE, 10b ADC2, DAC, COMP, PWM, CWG, HLT, WWDT,
16KB, 1KB RAM, 256B EE, ADC2, 5b DAC, DMA, VI, Comp, PWM, CCP, CLC, CWG, HLT,
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PDIP28
Why Look for Alternatives?
Finding alternatives for PIC18F27K42-I/SP 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 PIC18F27K42-I/SP 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 PIC18F27K42-I/SP?
Known equivalents for PIC18F27K42-I/SP include PIC18F27K40-I/SP, PIC18F24K42-I/SP, PIC18F26K42-I/SP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC18F27K42-I/SP?
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 PIC18F27K42-I/SP 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.