PIC16C55A-04I/SOAlternatives & Equivalent Parts
About PIC16C55A-04I/SO
PIC16C55A-04I/SO is a Integrated Circuit component manufactured by Microchip. It comes in a Small Outline 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 | PIC16C55A-04I/SOSource | PIC16C55A-04/SO | PIC16C55A-04I/P | PIC16C57C-04I/SO | PIC16C55A-04/P | PIC16C57C-04/SO | PIC16C57C-04/SP | PIC16C57C-04I/P | PIC16C55-XT/SO |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Dual-In-Line Packages | Dual-In-Line Packages | Other |
| Pin Count | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Temperature Range | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C |
| Price | $2.3100 | $1.8517 | $2.3200 | $2.6800 | $2.1200 | $2.0848 | $2.4600 | $2.7000 | $0.9424 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | ACTIVE | NOT RECOMMENDED | NOT RECOMMENDED | ACTIVE | NOT RECOMMENDED | NOT RECOMMENDED | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | SOIC-28 | SOIC-28 | PDIP-28 | SOIC-28 | PDIP-28 | SOIC-28 | SPDIP-28 | PDIP-28 | SOIC-28 |
| Factory Lead Time | 13 Weeks | 13 Weeks | 13 Weeks | 5 Weeks | 14 Weeks | 5 Weeks | 6 Weeks | 6 Weeks | 5 Weeks |
| Date Of Intro | 1990-01-01 | 1990-01-01 | 1990-01-01 | 1990-01-01 | 1990-01-01 | 1990-01-01 | 1990-01-01 | 1990-01-01 | — |
| YTEOL | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Has ADC | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| Bit Size | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| CPU Family | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 |
| Clock Frequency-Max | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| DAC Channels | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| DMA Channels | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| JESD-30 Code | R-PDSO-G28 | R-PDSO-G28 | R-PDIP-T28 | R-PDSO-G28 | R-PDIP-T28 | R-PDSO-G28 | R-PDIP-T28 | R-PDIP-T28 | R-PDSO-G28 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Number of I/O Lines | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Number of Timers | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| On Chip Data RAM Width | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| PWM Channels | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 | SOP28,.4 | DIP28,.6 | SOP28,.4 | DIP28,.6 | SOP28,.4 | DIP28,.3 | DIP28,.6 | SOP28,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE | IN-LINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | — | — | 260 | — | 260 | 260 | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 24 | 24 | 24 | 72 | 24 | 72 | 72 | 72 | 24 |
| RAM (words) | 24 | 24 | 24 | 72 | 24 | 72 | 72 | 72 | 24 |
| ROM (words) | 512 | 512 | 512 | 2048 | 512 | 2048 | 2048 | 2048 | 512 |
| ROM Programmability | OTPROM | OTPROM | OTPROM | OTPROM | OTPROM | OTPROM | OTPROM | OTPROM | OTPROM |
| Speed | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| Supply Current-Max | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 mA | 3.3 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 | 5.5 V | 6.25 V |
| Supply Voltage-Min | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 3.25 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 3.25 V |
| Surface Mount | YES | YES | NO | YES | NO | YES | NO | NO | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | INDUSTRIAL | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | 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 | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Reach Compliance Code | — | — | — | — | — | — | — | — | Compliant |
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 8 alternatives for PIC16C55A-04I/SO — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 4MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 4MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 4MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 4MHz, CMOS, PDIP28
Why Look for Alternatives?
Finding alternatives for PIC16C55A-04I/SO 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 PIC16C55A-04I/SO 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 PIC16C55A-04I/SO?
Known equivalents for PIC16C55A-04I/SO include PIC16C55A-04/SO, PIC16C55A-04I/P, PIC16C57C-04I/SO. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC16C55A-04I/SO?
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 PIC16C55A-04I/SO 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.