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| PartNumber | ATMEGA128-16AI | ATMEGA128-16A | ATMEGA128-16AC |
| Description | 8-bit Microcontrollers - MCU AVR 128K FLSH 4K EE SPI/UART/TWI ADC | IC MCU 8BIT 128KB FLASH 64TQFP | |
| Manufacturer | Microchip | - | Atmel |
| Product Category | 8-bit Microcontrollers - MCU | - | Embedded - Microcontrollers |
| RoHS | N | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TQFP-64 | - | - |
| Series | ATmega128 | - | AVRR ATmega |
| Core | AVR | - | - |
| Data Bus Width | 8 bit | - | - |
| Maximum Clock Frequency | 16 MHz | - | - |
| Program Memory Size | 128 kB | - | 128KB (64K x 16) |
| Data RAM Size | 4 kB | - | - |
| ADC Resolution | 10 bit | - | - |
| Number of I/Os | 53 I/O | - | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Height | 1 mm | - | - |
| Length | 14 mm | - | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | FLASH |
| Width | 14 mm | - | - |
| Brand | Microchip Technology / Atmel | - | - |
| Data RAM Type | SRAM | - | - |
| Data ROM Size | 4 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | 2-Wire, JTAG, SPI, USART | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 8 | - | - |
| Number of Timers/Counters | 2 Timer | - | - |
| Processor Series | megaAVR | - | - |
| Product Type | 8-bit Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 90 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Tradename | AVR | - | - |
| Unit Weight | 0.012720 oz | - | - |
| Packaging | - | - | Tray |
| Package Case | - | - | 64-TQFP |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Supplier Device Package | - | - | 64-TQFP (14x14) |
| Number of I O | - | - | 53 |
| Speed | - | - | 16MHz |
| EEPROM Size | - | - | 4K x 8 |
| Core Processor | - | - | AVR |
| RAM Size | - | - | 4K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | - | - | EBI/EMI, I2C, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 4.5 V ~ 5.5 V |
| Core Size | - | - | 8-Bit |
| Data Converters | - | - | A/D 8x10b |
| Oscillator Type | - | - | Internal |