PIC18F2539-I/SPAlternatives & Equivalent Parts
About PIC18F2539-I/SP
PIC18F2539-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 | PIC18F2539-I/SPSource | PIC18F2539-I/SO | PIC18F25J10-I/SO | PIC18F24J10-I/SO |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip |
| Package Type | Dual-In-Line Packages | Other | Small Outline Packages | Small Outline Packages |
| Pin Count | 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 |
| Price | — | $6.1670 | $1.6080 | $1.5900 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | NOT RECOMMENDED | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| YTEOL | 3 | 3 | 8 | 8 |
| Has ADC | YES | YES | YES | YES |
| Bit Size | 8 | 8 | 8 | 8 |
| CPU Family | PIC | PIC18 | PIC18 | PIC18 |
| Clock Frequency-Max | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| DAC Channels | NO | NO | NO | NO |
| DMA Channels | NO | NO | NO | NO |
| JESD-30 Code | R-PDIP-T28 | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Number of I/O Lines | 21 | 21 | 21 | 21 |
| On Chip Program ROM Width | 16 | 16 | 8 | 8 |
| PWM Channels | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP28,.3 | SOP28,.4 | SOP28,.4 | SOP28,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 1408 | 1408 | 1024 | 1024 |
| ROM (words) | 12288 | 12288 | 32768 | 16384 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH |
| Speed | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Supply Current-Max | 25 mA | 25 mA | 24 mA | 24 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 5 V | 4.2 V | 2.7 V | 2.7 V |
| Supply Voltage-Nom | 5 V | 5 V | 3.3 V | 3.3 V |
| Surface Mount | NO | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Factory Lead Time | — | 111 Weeks | 11 Weeks | 5 Weeks |
| Boundary Scan | — | NO | NO | NO |
| Format | — | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | — | NO | NO | NO |
| Low Power Mode | — | YES | YES | YES |
| Number of External Interrupts | — | 3 | 3 | 3 |
| Number of Serial I/Os | — | 1 | 1 | 1 |
| Number of Timers | — | 5 | 5 | 5 |
| On Chip Data RAM Width | — | 8 | — | — |
| Screening Level | — | TS 16949 | TS 16949 | TS 16949 |
| Manufacturer Package Code | — | — | SOIC-28 | SOIC-28 |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for PIC18F2539-I/SP — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
Why Look for Alternatives?
Finding alternatives for PIC18F2539-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 PIC18F2539-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 PIC18F2539-I/SP?
Known equivalents for PIC18F2539-I/SP include PIC18F2539-I/SO, PIC18F25J10-I/SO, PIC18F24J10-I/SO. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC18F2539-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 PIC18F2539-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.