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| PartNumber | ATMEGA328-AU | ATMEGA328-AUR | ATMEGA328-AU,SL044 |
| Description | 8-bit Microcontrollers - MCU AVR 32K FLSH, 1K EE 2K SRAM - 20 MHz | 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-32 | TQFP-32 | - |
| Series | ATmega328 | ATmega328 | - |
| Core | AVR | AVR | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 20 MHz | 20 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 2 kB | 2 kB | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 23 I/O | 23 I/O | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Reel | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 1 kB | 1 kB | - |
| Data ROM Type | EEPROM | EEPROM | - |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | - |
| Number of ADC Channels | 8 | 8 | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | - |
| Processor Series | megaAVR | megaAVR | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 250 | 2000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Tradename | AVR | AVR | - |
| Unit Weight | 0.002568 oz | 0.002575 oz | - |
| Moisture Sensitive | - | Yes | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
ATMEGA328-AU | 8-bit Microcontrollers - MCU AVR 32K FLSH, 1K EE 2K SRAM - 20 MHz | |
| ATMEGA328-AUR | 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND | ||
| ATMEGA328-AUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND | ||
| ATMEGA328-AU | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 32K FLSH, 1K EE 2K SRAM - 20 MHz | ||
| ATMEGA328-AU,SL044 | New and Original |