ATTINY85-20SFAlternatives & Equivalent Parts
About ATTINY85-20SF
ATTINY85-20SF 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 | ATTINY85-20SFSource | ATTINY85-20SFR | ATTINY85-20SUR | SM6T36CAY | PIC24FJ64GU202-I/SO | TM-533I-Q-T/R | 860020673013 | ATTINY85-20SU | ATTINY85-20SH |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | STMicroelectronics | Microchip | MULTICOMP | Würth Elektronik | Microchip | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Diodes Moulded Non Polarised | Small Outline Packages | Other | Capacitor, Polarized Radial Diameter | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 2 | 28 | 4 | 2 | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -25.0°C ~ 70.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.1000 | $1.1600 | $1.2100 | $0.1850 | $1.5500 | $0.3080 | $0.0865 | $1.0800 | — |
| 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 | OBSOLETE |
| Electrical Parameters | |||||||||
| Manufacturer Package Code | SOIJ-8 | SOIJ-8 | SOIJ-8 | — | SOIC-28 | — | — | SOIJ-8 | — |
| Factory Lead Time | 6 Weeks | 6 Weeks | 6 Weeks | 21 Weeks | 6 Weeks | — | — | 1 Week | — |
| YTEOL | 13 | 19 | 14 | 6.06 | 19 | 8 | 15 | 14 | 0 |
| Has ADC | YES | YES | YES | — | YES | — | — | YES | YES |
| Additional Feature | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | — | ADC CAN ALSO BE CONFIGURED AS 9-CH 12-BIT | — | — | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ |
| Bit Size | 8 | 8 | 8 | — | 16 | — | — | 8 | 8 |
| Boundary Scan | NO | NO | YES | — | YES | — | — | YES | — |
| CPU Family | AVR RISC | AVR RISC | AVR RISC | — | PIC24 | — | — | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz | — | 32 MHz | — | — | 20 MHz | 20 MHz |
| DAC Channels | NO | NO | NO | — | NO | — | — | NO | NO |
| DMA Channels | NO | NO | NO | — | YES | — | — | NO | NO |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-C2 | R-PDSO-G28 | — | — | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 | e4 | — | e3 | e4 |
| Low Power Mode | YES | YES | — | — | YES | — | — | — | — |
| Number of I/O Lines | 6 | 6 | 6 | — | 20 | — | — | 6 | 6 |
| On Chip Data RAM Width | 8 | 8 | — | — | 8 | — | — | — | — |
| On Chip Program ROM Width | 8 | 8 | 8 | — | 8 | — | — | 8 | 8 |
| PWM Channels | 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 | SOP8,.3 | SOP8,.3 | SOP8,.3 | — | SOP28,.4 | — | — | SOP8,.3 | SOP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — | Radial | SMALL OUTLINE | SMALL OUTLINE |
| RAM (bytes) | 512 | 512 | 512 | — | 8192 | — | — | 512 | 512 |
| ROM (words) | 8192 | 8192 | 8192 | — | 65536 | — | — | 8192 | 8192 |
| ROM Programmability | FLASH | FLASH | FLASH | — | FLASH | — | — | FLASH | FLASH |
| Speed | 20 MHz | 20 MHz | 20 MHz | — | 32 MHz | — | — | 20 MHz | 20 MHz |
| Supply Current-Max | 8 mA | 8 mA | 8 mA | — | 6.2 mA | — | — | 8 mA | 8 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | — | 3.6 V | — | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 5 V | 5 V | — | 3.3 V | — | — | 5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | — | 3.3 V | — | — | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | NO | NO | YES | YES |
| Technology | CMOS | CMOS | CMOS | AVALANCHE | CMOS | — | — | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Silver (Ag) | — | Matte Tin (Sn) | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING | C BEND | GULL WING | — | — | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | — | 1.27 mm | — | 2.5 mm | 1.27 mm | 1.27 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 |
| ## ATTINY85-20SF Alternates Showing results | Image | — | — | — | — | — | — | — | — |
| Pbfree Code | — | Yes | Yes | — | — | — | — | Yes | Yes |
| ## ATTINY85-20SFR Alternates Showing results | — | Image | — | — | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | — | — | — | 260 | — |
| Qualification Status | — | — | Not Qualified | Not Qualified | — | — | — | Not Qualified | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | — | 40 | 30 | — | — | — | 40 | — |
| ## ATTINY85-20SUR Alternates Showing results | — | — | Image | — | — | — | — | — | — |
| Breakdown Voltage-Max | — | — | — | 37.8 V | — | — | — | — | — |
| Breakdown Voltage-Min | — | — | — | 34.2 V | — | — | — | — | — |
| Breakdown Voltage-Nom | — | — | — | 36 V | — | — | — | — | — |
| Clamping Voltage-Max | — | — | — | 64.3 V | — | — | — | — | — |
| Configuration | — | — | — | SINGLE, 1 CHANNEL | — | — | — | — | — |
| Diode Element Material | — | — | — | SILICON | — | — | — | — | — |
| Diode Type | — | — | — | TRANS VOLTAGE SUPPRESSOR DIODE | — | — | — | — | — |
| JEDEC-95 Code | — | — | — | DO-214AA | — | — | — | — | — |
| Non-rep Peak Rev Power Dis-Max | — | — | — | 600 W | — | — | — | — | — |
| Number of Elements | — | — | — | 1 | — | — | — | — | — |
| Polarity | — | — | — | BIDIRECTIONAL | — | — | POLARIZED | — | — |
| Reference Standard | — | — | — | AEC-Q101; IEC-61000-4-2, 4-4; MIL-STD-750 | — | — | — | — | — |
| Rep Pk Reverse Voltage-Max | — | — | — | 30.8 V | — | — | — | — | — |
| Reverse Current-Max | — | — | — | 0.2 µA | — | — | — | — | — |
| Reverse Test Voltage | — | — | — | 30.8 V | — | — | — | — | — |
| ## SM6T36CAY Alternates Showing results | — | — | — | Image | — | — | — | — | — |
| Format | — | — | — | — | FIXED POINT | — | — | — | — |
| Integrated Cache | — | — | — | — | NO | — | — | — | — |
| Number of DMA Channels | — | — | — | — | 2 | — | — | — | — |
| Number of External Interrupts | — | — | — | — | 5 | — | — | — | — |
| Number of Serial I/Os | — | — | — | — | 2 | — | — | — | — |
| Number of Timers | — | — | — | — | 6 | — | — | — | — |
| ## PIC24FJ64GU202-I/SO Alternates Showing results | — | — | — | — | Image | — | — | — | — |
| Actuator Material | — | — | — | — | — | STEEL | — | — | — |
| Actuator Travel | — | — | — | — | — | 0.25 mm | — | — | — |
| Actuator Type | — | — | — | — | — | ROUND STEM TYPE | — | — | — |
| Body Breadth | — | — | — | — | — | 5.2 mm | — | — | — |
| Body Color | — | — | — | — | — | BLACK | — | — | — |
| Body Height | — | — | — | — | — | 1.59 mm | — | — | — |
| Body Length or Diameter | — | — | — | — | — | 5.2 mm | — | — | — |
| Center Contact Material | — | — | — | — | — | STAINLESS STEEL | — | — | — |
| Center Contact Plating | — | — | — | — | — | SILVER | — | — | — |
| Circuit Configuration | — | — | — | — | — | 1X1 | — | — | — |
| Contact Current(DC)-Max | — | — | — | — | — | 0.05 A | — | — | — |
| Contact (DC) Max Rating R Load | — | — | — | — | — | 0.05A@12VDC | — | — | — |
| Contact Resistance | — | — | — | — | — | 0.1 mΩ | — | — | — |
| Contact Voltage(DC)-Max | — | — | — | — | — | 12 V | — | — | — |
| Dielectric Withstand Volts | — | — | — | — | — | 250VAC V | — | — | — |
| Electrical Life | — | — | — | — | — | 300000 Cycle(s) | — | — | — |
| End Contact Material | — | — | — | — | — | STAINLESS STEEL | — | — | — |
| End Contact Plating | — | — | — | — | — | SILVER | — | — | — |
| Housing Material | — | — | — | — | — | STAINLESS STEEL | — | — | — |
| Insulation Resistance | — | — | — | — | — | 100000000 Ω | — | — | — |
| Insulator Material | — | — | — | — | — | LIQUID CRYSTAL POLYMER/POLYETHYLENE | — | — | — |
| Mounting Feature | — | — | — | — | — | SURFACE MOUNT-STRAIGHT | THROUGH HOLE MOUNT | — | — |
| Number of Switches | — | — | — | — | — | 1 | — | — | — |
| Operating Force-Max | — | — | — | — | — | 2.06 N | — | — | — |
| Packing Method | — | — | — | — | — | TR | AMMO PACK | — | — |
| Solderability | — | — | — | — | — | HAND/REFLOW/WAVE | — | — | — |
| Switch Action | — | — | — | — | — | MOMENTARY | — | — | — |
| Switch Function | — | — | — | — | — | SPST | — | — | — |
| Switch Type | — | — | — | — | — | KEYPAD SWITCH | — | — | — |
| Terminal Material | — | — | — | — | — | PHOSPHOR BRONZE | — | — | — |
| Termination Type | — | — | — | — | — | SOLDER | — | — | — |
| Reach Compliance Code | — | — | — | — | — | — | Compliant | — | — |
| Capacitance | — | — | — | — | — | — | 47 µF | — | — |
| Capacitor Type | — | — | — | — | — | — | ALUMINUM ELECTROLYTIC CAPACITOR | — | — |
| Diameter | — | — | — | — | — | — | 6.3 mm | — | — |
| Dielectric Material | — | — | — | — | — | — | ALUMINUM (WET) | — | — |
| Leakage Current | — | — | — | — | — | — | 0.0235 mA | — | — |
| Negative Tolerance | — | — | — | — | — | — | 20% | — | — |
| Positive Tolerance | — | — | — | — | — | — | 20% | — | — |
| Rated (DC) Voltage (URdc) | — | — | — | — | — | — | 50 V | — | — |
| Ripple Current | — | — | — | — | — | — | 115 mA | — | — |
| Tan Delta | — | — | — | — | — | — | 0.1 | — | — |
| Terminal Shape | — | — | — | — | — | — | WIRE | — | — |
| ## ATTINY85-20SU 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 8 alternatives for ATTINY85-20SF — response within 24 hours.
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RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO8
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO8
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Why Look for Alternatives?
Finding alternatives for ATTINY85-20SF 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 ATTINY85-20SF 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 ATTINY85-20SF?
Known equivalents for ATTINY85-20SF include ATTINY85-20SFR, ATTINY85-20SUR, SM6T36CAY. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATTINY85-20SF?
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 ATTINY85-20SF 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.