ATMEGA32U4RC-AUAlternatives & Equivalent Parts
About ATMEGA32U4RC-AU
ATMEGA32U4RC-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 | ATMEGA32U4RC-AUSource | ATMEGA32U4RC-AUR | 2464 | ATMEGA32U4-AUR |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Keystone Electronics | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages | Other | Quad Flat Packages |
| Pin Count | 44 | 44 | 2 | 44 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C |
| Price | $3.9200 | $3.9500 | $0.9140 | $2.9830 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | Yes |
| Manufacturer Package Code | TQFP-44 | TQFP-44 | — | TQFP-44 |
| Factory Lead Time | 6 Weeks | 6 Weeks | — | 6 Weeks |
| YTEOL | 13 | 13 | — | 14 |
| Has ADC | YES | YES | — | YES |
| Additional Feature | ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V | ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V | — | ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V |
| Bit Size | 8 | 8 | — | 8 |
| Boundary Scan | YES | YES | — | YES |
| CPU Family | AVR RISC | AVR RISC | — | AVR RISC |
| Clock Frequency-Max | 16 MHz | 16 MHz | — | 16 MHz |
| DAC Channels | NO | YES | — | YES |
| DMA Channels | NO | NO | — | NO |
| Format | FIXED POINT | FIXED POINT | — | FIXED POINT |
| Integrated Cache | NO | NO | — | NO |
| JESD-30 Code | S-PQFP-G44 | S-PQFP-G44 | — | S-PQFP-G44 |
| JESD-609 Code | e3 | e3 | — | e3 |
| Low Power Mode | YES | YES | — | YES |
| Number of External Interrupts | 5 | 3 | — | 3 |
| Number of I/O Lines | 26 | 26 | — | 26 |
| Number of Serial I/Os | 1 | 1 | — | 1 |
| Number of Timers | 4 | 3 | — | 3 |
| On Chip Program ROM Width | 8 | 8 | — | 8 |
| PWM Channels | YES | YES | — | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP44,.39SQ,31 | TQFP44,.39SQ,31 | — | TQFP44,.39SQ,31 |
| Package Shape | SQUARE | SQUARE | — | SQUARE |
| Package Style | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | — | FLATPACK, THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | — | — | 260 |
| Qualification Status | Not Qualified | — | — | — |
| RAM (bytes) | 2560 | 2048 | — | 2048 |
| ROM (words) | 32768 | 32768 | — | 32768 |
| ROM Programmability | FLASH | FLASH | — | FLASH |
| Speed | 16 MHz | 16 MHz | — | 16 MHz |
| Supply Current-Max | 15 mA | 15 mA | — | 15 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | — | 5.5 V |
| Supply Voltage-Min | 5 V | 4.5 V | — | 4.5 V |
| Supply Voltage-Nom | 5 V | 5 V | — | 5 V |
| Surface Mount | YES | YES | — | YES |
| Technology | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING |
| Terminal Pitch | 0.8 mm | 0.8 mm | — | 0.8 mm |
| Terminal Position | QUAD | QUAD | — | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | — | — | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC |
| On Chip Data RAM Width | — | 8 | — | 8 |
| Screening Level | — | TS 16949 | — | TS 16949 |
| ## ATMEGA32U4-AUR 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 3 alternatives for ATMEGA32U4RC-AU — response within 24 hours.
Quick Links
suggested
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP44
Why Look for Alternatives?
Finding alternatives for ATMEGA32U4RC-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 ATMEGA32U4RC-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 ATMEGA32U4RC-AU?
Known equivalents for ATMEGA32U4RC-AU include ATMEGA32U4RC-AUR, 2464, ATMEGA32U4-AUR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA32U4RC-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 ATMEGA32U4RC-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.