PIC16F18855-I/SOAlternatives & Equivalent Parts
About PIC16F18855-I/SO
PIC16F18855-I/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 | PIC16F18855-I/SOSource | PIC16LF18855-I/SO | PIC16F18875-I/PT | PIC16F18856-I/SO | PIC16F18854-I/SO | PIC16F18857-I/SO | PIC16F18856-E/SO | PIC16F1782-I/SO | PIC16F1788-I/SO |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Quad Flat Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 28 | 28 | 44 | 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 ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.1200 | $1.1200 | $0.6348 | $1.2400 | $1.0300 | $1.3500 | $1.2900 | $1.7200 | $1.9100 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||||
| Manufacturer Package Code | SOIC-28 | SOIC-28 | TQFP-44 | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 |
| Factory Lead Time | 5 Weeks | 5 Weeks | 6 Weeks | 5 Weeks | 5 Weeks | 5 Weeks | 5 Weeks | 5 Weeks | 2 Weeks |
| YTEOL | 14 | 14 | 14 | 20 | 18 | 18 | 20 | 13 | 13 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Additional Feature | ALSO OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHZ | ALSO OPERATES AT 1.8 V SUPPLY AT 16 MHZ | ALSO OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHZ | — | ALSO OPEARTES AT 16 MHZ AT 2.3V MINIMUM SUPPLY | ALSO OPERATES WITH 2.3V MIN@16 MHZ | — | OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHZ | IT ALSO OPERATES AT 2.3V AT 16MHZ |
| 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 | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| DAC Channels | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| 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 | NO |
| Integrated Cache | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| JESD-30 Code | R-PDSO-G28 | R-PDSO-G28 | S-PQFP-G44 | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 | 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 External Interrupts | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 3 |
| Number of I/O Lines | 25 | 25 | 36 | 25 | 25 | 25 | 25 | 25 | 25 |
| Number of Serial I/Os | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of Timers | 7 | 7 | 7 | 11 | 11 | 11 | 11 | 5 | 3 |
| On Chip Data RAM Width | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | 14 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| PWM Channels | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| 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 | TQFP44,.39SQ,31 | SOP28,.4 | SOP28,.4 | SOP28,.4 | SOP28,.4 | SOP28,.4 | SOP28,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| RAM (bytes) | 1024 | 1024 | 1024 | 2048 | 512 | 4096 | 2048 | 256 | 2048 |
| RAM (words) | 1024 | 1024 | 1024 | — | — | — | — | — | — |
| ROM (words) | 14336 | 8192 | 14336 | 28672 | 7168 | 57344 | 28672 | 3584 | 28672 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Screening Level | ISO/TS-16949 | ISO/TS-16949 | ISO/TS-16949 | — | TS 16949 | — | — | TS 16949 | TS 16949 |
| Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Supply Current-Max | 4.25 mA | 4.25 mA | 4.25 mA | 250 mA | 4.25 mA | 4.25 mA | 250 mA | 7.5 mA | 250 mA |
| Supply Voltage-Max | 5.5 V | 3.6 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 2.5 V | 2.5 V | 2.5 V | 3 V | 2.5 V | 3 V | 2.5 V | 2.7 V | 2.5 V |
| Supply Voltage-Nom | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V | 3.3 V | 3.3 V | 3 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | 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) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.8 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | QUAD | 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 |
| ## PIC16F18855-I/SO Alternates Showing results | Image | — | — | — | — | — | — | — | — |
| ## PIC16F18875-I/PT Alternates Showing results | — | — | Image | — | — | — | — | — | — |
| ## PIC16F18856-I/SO Alternates Showing results | — | — | — | Image | — | — | — | — | — |
| ## PIC16F18854-I/SO Alternates Showing results | — | — | — | — | Image | — | — | — | — |
| ## PIC16F18856-E/SO Alternates Showing results | — | — | — | — | — | — | Image | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | — | — | 260 | — |
| Qualification Status | — | — | — | — | — | — | — | Not Qualified | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | — | — | 40 | — |
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 PIC16F18855-I/SO — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDSO28
suggested
28KB Flash, 2KB RAM, 256B EE, ADCC, Analog, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDSO28
56KB Flash, 4KB RAM, 256B EE, ADCC, Analog, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC
28KB Flash, 2KB RAM, 256B EE, ADCC, Analog, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDSO28
Why Look for Alternatives?
Finding alternatives for PIC16F18855-I/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 PIC16F18855-I/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 PIC16F18855-I/SO?
Known equivalents for PIC16F18855-I/SO include PIC16LF18855-I/SO, PIC16F18875-I/PT, PIC16F18856-I/SO. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC16F18855-I/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 PIC16F18855-I/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.