| PartNumber | ATMEGA8515-16AU | ATMEGA8515-16AUR | ATMEGA8515-16AI |
| Description | 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins | 8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-16MHz, IND | 8-bit Microcontrollers - MCU AVR 8K FLASH 512B EE SPI/UART/TWI 5V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-44 | TQFP-44 | TQFP-44 |
| Series | ATmega8515 | ATmega8515 | ATmega8515 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz |
| Program Memory Size | 8 kB | 8 kB | 8 kB |
| Data RAM Size | 512 B | 512 B | 512 B |
| ADC Resolution | No ADC | - | No ADC |
| Number of I/Os | 35 I/O | 35 I/O | 35 I/O |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Reel | - |
| Height | 1 mm | - | 1 mm |
| Length | 10 mm | - | 10 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 10 mm | - | 10 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 512 B | 512 B | 512 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | SPI, USART | SPI, USART | SPI, USART |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 2 Timer | 1 x 16 bit/1 x 8 bit | 1 Timer |
| Processor Series | megaAVR | megaAVR | megaAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 2000 | 90 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Tradename | AVR | AVR | AVR |
| Unit Weight | 0.009640 oz | - | - |
| Analog Supply Voltage | - | 4.5 V to 5.5 V | - |
| Watchdog Timers | - | Watchdog Timer | - |