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| PartNumber | ATMEGA329-16AU | ATMEGA329-16AUR | ATMEGA329-16AI |
| Description | 8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins | 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE 2 K SRAM ADC 5V-16MHZ | IC MCU 8BIT 32KB FLASH 64TQFP |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TQFP-64 | TQFP-64 | - |
| Series | ATmega329 | ATmega329 | - |
| Core | AVR | AVR | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 16 MHz | 16 MHz | - |
| Program Memory Size | 32 kB | - | - |
| Data RAM Size | 2 kB | - | - |
| ADC Resolution | 10 bit | - | - |
| Number of I/Os | 54 I/O | - | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | Reel | - |
| Height | 1 mm | - | - |
| Length | 14 mm | - | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | - | - |
| Width | 14 mm | - | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Data RAM Type | SRAM | - | - |
| Data ROM Size | 1 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | JTAG, SPI, USART, USI | - | - |
| Analog Supply Voltage | 1.8 V to 5.5 V | - | - |
| DAC Resolution | - | - | - |
| I/O Voltage | 1.8 V to 5.5 V | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 8 Channel | - | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Processor Series | megaAVR | megaAVR | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 90 | 1000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Tradename | AVR | AVR | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Unit Weight | 0.012720 oz | - | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
ATMEGA329-16AU | 8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins | |
| ATMEGA329-16AUR | 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE 2 K SRAM ADC 5V-16MHZ | ||
| ATMEGA329-16AUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE 2 K SRAM ADC 5V-16MHZ | ||
| ATMEGA329-16AU | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins | ||
| ATMEGA329-16AI | IC MCU 8BIT 32KB FLASH 64TQFP |