ATMEGA3250A-AUAlternatives & Equivalent Parts
About ATMEGA3250A-AU
ATMEGA3250A-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 | ATMEGA3250A-AUSource | ATMEGA3250P-20AU |
|---|---|---|
| Manufacturer | Microchip | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 100 | 100 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $4.2200 | $4.8300 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| Manufacturer Package Code | TQFP-100 | TQFP-100 |
| Factory Lead Time | 6 Weeks | 8 Weeks |
| YTEOL | 13 | 14 |
| Has ADC | YES | YES |
| Additional Feature | ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ | — |
| Bit Size | 8 | 8 |
| Boundary Scan | YES | YES |
| CPU Family | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz |
| DAC Channels | NO | YES |
| DMA Channels | NO | NO |
| Format | FIXED POINT | — |
| Integrated Cache | NO | — |
| JESD-30 Code | S-PQFP-G100 | S-PQFP-G100 |
| JESD-609 Code | e3 | e3 |
| Low Power Mode | YES | — |
| Number of External Interrupts | 32 | 1 |
| Number of I/O Lines | 69 | 69 |
| Number of Serial I/Os | 1 | 3 |
| Number of Timers | 3 | 3 |
| On Chip Data RAM Width | 8 | 8 |
| On Chip Program ROM Width | 8 | 8 |
| PWM Channels | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP100,.63SQ | TQFP100,.63SQ |
| Package Shape | SQUARE | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified |
| RAM (bytes) | 2048 | 2048 |
| ROM (words) | 32768 | 32768 |
| ROM Programmability | FLASH | FLASH |
| Speed | 20 MHz | 20 MHz |
| Supply Current-Max | 12 mA | 12 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V |
| Surface Mount | YES | YES |
| Technology | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering this alternative for ATMEGA3250A-AU — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP100
Why Look for Alternatives?
Finding alternatives for ATMEGA3250A-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 ATMEGA3250A-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 ATMEGA3250A-AU?
Known equivalents for ATMEGA3250A-AU include ATMEGA3250P-20AU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA3250A-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 ATMEGA3250A-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.