ATMEGA1280-16AUR vs ATMEGA1281-16AUR Comparison
Detailed side-by-side comparison of ATMEGA1280-16AUR by Microchip Technology and ATMEGA1281-16AUR 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
ATMEGA1281-16AUR - 8-Bit AVR MCU 128KB Flash 16MHz | Microchip (Tape & Reel)
ATMEGA1281-16AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1280-16AUR | ATMEGA1281-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Microcontroller Type | 8-bit AVR RISC microcontroller | — |
| Maximum Clock Speed | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) | 128 KB (64K x 16) ISP FLASH |
| SRAM | 8 KB | 8 KB (8K x 8) |
| EEPROM | 4 KB | 4 KB (4K x 8) |
| General-Purpose I/O Lines | 86 lines | — |
| I/O Ports | 53 | — |
| General-Purpose Working Registers | 32 | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 16 | — |
| Timer/Counter Count | 6 | — |
| USART Count | 2 | — |
| Serial Interface | SPI and byte-oriented 2-wire serial interface | — |
| Analog Comparator | 1 on-chip comparator | — |
| Watchdog Timer | Programmable with separate on-chip oscillator | — |
| Operating Temperature | -40°C to +85°C | -40C to +85C |
| Package | 100-TQFP (14 x 14 mm) | 64-TQFP (14 x 14 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Lifecycle Stage | Active | — |
| Core Architecture | — | AVR 8-bit RISC |
| Maximum Clock Frequency | — | 16 MHz |
| Supply Voltage | — | 2.7 V to 5.5 V |
| I/O Pins | — | 54 |
| ADC | — | 8-channel 10-bit |
| USARTs | — | 2 |
| Data Bus Width | — | 8 Bit |
| Oscillator Type | — | Internal |
| Life Cycle Stage | — | ACTIVE |
| RoHS Status | — | Green / RoHS compliant (per Jotrin: GREEN packaging) |