PIC16F631-I/SOAlternatives & Equivalent Parts
About PIC16F631-I/SO
PIC16F631-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 | PIC16F631-I/SOSource | PIC16F689-I/SO | PIC16F690-I/SO | PIC16F685-I/SO | PIC16F677-I/SO | PIC16F687-I/SO | PIC16F677-E/SO | PIC16F690T-E/SO |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 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 ~ 125.0°C |
| Price | $1.3473 | $1.8200 | $1.9100 | $0.9312 | $1.7100 | $1.7300 | $2.6600 | $2.0700 |
| 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 |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | SOIC-20 | SOIC-20 | SOIC-20 | SOIC-20 | SOIC-20 | SOIC-20 | — | SOIC-20 |
| Factory Lead Time | 7 Weeks | 6 Weeks | 6 Weeks | 3 Weeks | 7 Weeks | 7 Weeks | — | 6 Weeks |
| YTEOL | 8 | 8 | 8 | 8 | 8 | 8 | 4.5 | 8 |
| Has ADC | NO | YES | YES | YES | YES | YES | YES | YES |
| Additional Feature | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ | ALSO OPERATES AT 2V SUPPLY AT 8 MHZ |
| Bit Size | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | NO | YES | NO | NO | NO | YES | YES |
| CPU Family | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 | PIC16 |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | NO | NO | YES | NO | NO | NO | YES | YES |
| DMA Channels | NO | NO | NO | NO | 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-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | — | YES | YES | YES | — | — |
| Number of External Interrupts | 2 | 2 | — | 2 | 2 | 2 | — | — |
| Number of I/O Lines | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Number of Serial I/Os | 1 | 1 | — | 1 | 1 | 1 | — | — |
| Number of Timers | 2 | 2 | — | 2 | 2 | 2 | — | — |
| On Chip Data RAM Width | 8 | 8 | — | 8 | 8 | 8 | — | — |
| On Chip Program ROM Width | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| PWM Channels | 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 |
| Package Equivalence Code | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 | SOP20,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 64 | 256 | 256 | 256 | 128 | 128 | 128 | 256 |
| ROM (words) | 1792 | 7168 | 7168 | 7168 | 3584 | 3584 | 3584 | 7168 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Screening Level | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 | — | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 |
| Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Supply Current-Max | 5.45 mA | 5.45 mA | — | 5.45 mA | 5.45 mA | 5.45 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 |
| Supply Voltage-Min | 4.5 V | 4.5 V | 5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | AUTOMOTIVE |
| 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) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## PIC16F690-I/SO Alternates Showing results | — | — | Image | — | — | — | — | — |
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 7 alternatives for PIC16F631-I/SO — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PDSO20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PDSO20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PDSO20
Why Look for Alternatives?
Finding alternatives for PIC16F631-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 PIC16F631-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 PIC16F631-I/SO?
Known equivalents for PIC16F631-I/SO include PIC16F689-I/SO, PIC16F690-I/SO, PIC16F685-I/SO. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC16F631-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 PIC16F631-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.