ATMEGA1280-16AU vs ATMEGA2560-16AU Comparison
Detailed side-by-side comparison of ATMEGA1280-16AU by Microchip Technology and ATMEGA2560-16AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA1280-16AU - 16MHz 128KB AVR MCU | Microchip Technology
ATMEGA1280-16AU ✓ ActiveMicrochip Technology
ATMEGA2560-16AU - 8-bit AVR MCU 256KB Flash 16MHz | Microchip
ATMEGA2560-16AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1280-16AU | ATMEGA2560-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 8-bit AVR RISC-based microcontroller | — |
| Maximum Clock Speed | 16 MHz | — |
| Flash Memory | 128 KB | — |
| SRAM | 8 KB | — |
| EEPROM | 4 KB | — |
| General-Purpose I/O Lines | 86 lines | — |
| General-Purpose Working Registers | 32 registers | — |
| ADC | 16-channel, 10-bit | — |
| USART | 4 channels | — |
| Timer/Counters | 6 flexible timer/counters | — |
| Two-Wire Serial Interface | Byte-oriented TWI/I2C | — |
| Debug and Programming Interface | JTAG | — |
| Data Bus Width | 8-bit | — |
| Operating Voltage | 2.7 V to 5.5 V | — |
| Operating Temperature | -40°C to +85°C | — |
| Package | 100-pin TQFP, 14 x 14 mm | 100-TQFP (14x14 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Lifecycle Status | Active | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | — |
| REACH Status | [DATA_NEEDED: REACH compliance status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Core Architecture | — | 8-bit AVR RISC |
| Core Size | — | 8-bit |
| Max Clock Frequency | — | 16 MHz |
| Program Memory Type | — | FLASH (ISP) |
| Flash Memory Size | — | 256 KB (128K x 16) |
| SRAM Size | — | 8 KB |
| EEPROM Size | — | 4 KB |
| Number of I/O Lines | — | 86 |
| Working Registers | — | 32 general purpose |
| Supply Voltage (VCC) | — | 4.5 V to 5.5 V (at 16 MHz) |
| ADC Resolution | — | 10 bit |
| ADC Channels | — | 8 (16 with ADC mux on PK port) |
| Number of USARTs | — | 4 |
| Timers/Counters | — | 6 (flexible, with compare and PWM modes) |
| Interface Types | — | SPI, TWI (I2C), JTAG, USART |
| MIPS | — | Up to 16 MIPS (approx. 1 MIPS per MHz) |