ATMEGA809-AUAlternatives & Equivalent Parts
About ATMEGA809-AU
ATMEGA809-AU is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat 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 | ATMEGA809-AUSource | ATMEGA809-AFR | ATMEGA809-AUR |
|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 48 | 48 | 48 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $1.1500 | $1.2500 | $1.1500 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Manufacturer Package Code | TQFP-48 | TQFP-48 | TQFP-48 |
| Factory Lead Time | 7 Weeks | 7 Weeks | 7 Weeks |
| Date Of Intro | 2019-08-07 | 2019-08-07 | 2019-08-07 |
| YTEOL | 18 | 18 | 18 |
| Has ADC | YES | YES | YES |
| Additional Feature | IT ALSO OPERATES AT 5MHZ AT MINI 1.8V | ALSO OPERATES AT 2.7V SUPPLY @ 8MHZ | IT ALSO OPERATES AT 5MHZ AT MINI 1.8V |
| Bit Size | 8 | 8 | 8 |
| Boundary Scan | NO | YES | NO |
| CPU Family | AVR RISC | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | NO | NO | NO |
| DMA Channels | NO | NO | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO |
| JESD-30 Code | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 |
| JESD-609 Code | e3 | e3 | e3 |
| Low Power Mode | YES | YES | YES |
| Number of External Interrupts | 10 | 10 | 10 |
| Number of I/O Lines | 41 | 41 | 41 |
| Number of Serial I/Os | 4 | 4 | 4 |
| Number of Timers | 5 | 5 | 5 |
| On Chip Data RAM Width | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | 8 | 8 |
| PWM Channels | NO | NO | NO |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP48,.35SQ | TQFP48,.35SQ | TQFP48,.35SQ |
| Package Shape | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| RAM (bytes) | 1024 | 1024 | 1024 |
| RAM (words) | 512 | 512 | 512 |
| ROM (words) | 8192 | 8192 | 8192 |
| ROM Programmability | FLASH | FLASH | FLASH |
| Speed | 20 MHz | 16 MHz | 20 MHz |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 4.5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Screening Level | — | AEC-Q100 | — |
| ## ATMEGA809-AFR 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 2 alternatives for ATMEGA809-AU — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP48
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP48
Why Look for Alternatives?
Finding alternatives for ATMEGA809-AU 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 ATMEGA809-AU 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 ATMEGA809-AU?
Known equivalents for ATMEGA809-AU include ATMEGA809-AFR, ATMEGA809-AUR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA809-AU?
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 ATMEGA809-AU 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.