ATMEGA328PB-AURAlternatives & Equivalent Parts
About ATMEGA328PB-AUR
ATMEGA328PB-AUR 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 | ATMEGA328PB-AURSource | ATMEGA328PB-AN | ATMEGA328PB-AU | ATMEGA328PB-ANR | ATMEGA3208-AU | ATMEGA3208-AFR | ATMEGA32M1-AU |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $1.2400 | $1.2000 | $1.3500 | $1.2800 | $1.2000 | $1.2500 | $4.3400 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | — | — | Yes |
| Manufacturer Package Code | TQFP-32 | TQFP-32 | TQFP-32 | TQFP-32 | TQFP-32 | TQFP-32 | TQFP-32 |
| Factory Lead Time | 7 Weeks | 4 Weeks | 2 Weeks | 9 Weeks | 7 Weeks | 7 Weeks | 7 Weeks |
| YTEOL | 18 | 18 | 14 | 18 | 18 | 18 | 14 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES |
| Additional Feature | ALSO OPERATES AT 1.8V AT 4MHZ AND 2.7V AT 10 MHZ MINIMUM SUPPLY | ALSO OPERATES AT 1.8V AT 4MHZ AND 2.7V AT 10 MHZ MINIMUM SUPPLY | ALSO OPERATES AT 1.8V AT 4MHZ AND 2.7V AT 10 MHZ MINIMUM SUPPLY | ALSO OPERATES AT 1.8V AT 4MHZ AND 2.7V AT 10 MHZ MINIMUM SUPPLY | ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 5MHZ | ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8MHZ | OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ |
| Bit Size | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | NO | NO | NO | NO | YES | NO |
| CPU Family | AVR RISC | AVR RISC | AVR RISC | AVR RISC | AVR RISC | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 16 MHz |
| DAC Channels | NO | NO | NO | NO | NO | NO | YES |
| DMA Channels | NO | NO | NO | NO | NO | NO | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO | NO | NO | NO | NO |
| JESD-30 Code | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | YES | YES | YES | YES | YES |
| Number of I/O Lines | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Number of Serial I/Os | 2 | 2 | 2 | 2 | 3 | 3 | 3 |
| Number of Timers | 5 | 5 | 5 | 5 | 4 | 4 | 2 |
| On Chip Data RAM Width | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | 16 | 16 | 16 | 16 | 8 | 8 | 8 |
| PWM Channels | YES | YES | YES | YES | NO | NO | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 | TQFP32,.35SQ,32 |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| RAM (bytes) | 2048 | 2048 | 2048 | 2048 | 4096 | 4096 | 1024 |
| ROM (words) | 16384 | 16384 | 16384 | 16384 | 32768 | 32768 | 32768 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Screening Level | TS 16949 | TS 16949 | TS 16949 | TS 16949 | — | AEC-Q100 | — |
| Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 16 MHz | 16 MHz |
| Supply Current-Max | 9 mA | 10 mA | 9 mA | 10 mA | 200 mA | 200 mA | 15 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 |
| Supply Voltage-Min | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 5 V | 4.5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | INDUSTRIAL |
| Terminal Finish | 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 |
| Terminal Pitch | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | — | — | — | — | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Reach Compliance Code | — | Compliant | — | — | — | — | — |
| ## ATMEGA328PB-AN Alternates Showing results | — | Image | — | — | — | — | — |
| ## ATMEGA328PB-AU Alternates Showing results | — | — | Image | — | — | — | — |
| ## ATMEGA328PB-ANR Alternates Showing results | — | — | — | Image | — | — | — |
| Date Of Intro | — | — | — | — | 2019-08-07 | 2019-08-07 | — |
| Number of External Interrupts | — | — | — | — | 7 | 7 | 4 |
| ## ATMEGA3208-AU Alternates Showing results | — | — | — | — | Image | — | — |
| Qualification Status | — | — | — | — | — | — | Not Qualified |
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 6 alternatives for ATMEGA328PB-AUR — response within 24 hours.
Quick Links
Microchip Technology Inc 20MHZ, TQFP, Extended TEMP, GREEN 5 V
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP32
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP32
Why Look for Alternatives?
Finding alternatives for ATMEGA328PB-AUR 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 ATMEGA328PB-AUR 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 ATMEGA328PB-AUR?
Known equivalents for ATMEGA328PB-AUR include ATMEGA328PB-AN, ATMEGA328PB-AU, ATMEGA328PB-ANR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA328PB-AUR?
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 ATMEGA328PB-AUR 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.