| PartNumber | ATMEGA88A-AUR | ATMEGA88A-AU | ATMEGA88A-CCU |
| Description | 8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz | 8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz | 8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-20MHz |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-32 | TQFP-32 | UFBGA-32 |
| Series | ATmega88A | ATmega88A | ATmega88A |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 8 kB | 8 kB | 8 kB |
| Data RAM Size | 1 kB | 1 kB | 1 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 23 I/O | 23 I/O | 23 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| 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 | I2C, SPI, USART | 2-Wire, SPI, USART | I2C, SPI, UART/USART |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 8 | 8 | 8 Channel |
| Number of Timers/Counters | 3 Timer | 3 Timer | 2 x 8 bit/1 x 16 bit |
| Processor Series | megaAVR | megaAVR | megaAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2000 | 250 | 490 |
| Subcategory | Microcontrollers - MCU | 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 | AVR |
| Unit Weight | 0.002568 oz | 0.002568 oz | - |
| Height | - | 1 mm | - |
| Length | - | 7 mm | - |
| Width | - | 7 mm | - |
| Analog Supply Voltage | - | - | 1.8 V to 5.5 V |
| Watchdog Timers | - | - | Watchdog Timer |