ATMEGA1281-16AU vs ATMEGA103-6AI Comparison
Detailed side-by-side comparison of ATMEGA1281-16AU by Microchip Technology and ATMEGA103-6AI 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
ATMEGA1281-16AU - 8-Bit AVR MCU 128KB Flash 16MHz | Microchip
ATMEGA1281-16AU ✓ ActiveMicrochip Technology
ATMEGA103-6AI - 8-Bit AVR MCU, 6MHz, 128KB Flash | Microchip
ATMEGA103-6AI ✗ End of LifeSpecification Comparison
| Parameter | ATMEGA1281-16AU | ATMEGA103-6AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | End of Life |
| Core Architecture | AVR 8-bit RISC | — |
| Maximum Clock Frequency | 16 MHz | 6 MHz |
| Flash Memory | 128 KB (64K x 16) ISP FLASH | — |
| SRAM | 8 KB (8K x 8) | 4 KB |
| EEPROM | 4 KB (4K x 8) | 4 KB |
| Supply Voltage | 2.7 V to 5.5 V | 5 V |
| I/O Pins | 54 | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| USARTs | 2 | — |
| Package | 64-TQFP (14 x 14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | -40C to +85C |
| Data Bus Width | 8 Bit | — |
| Oscillator Type | Internal | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS Status | Green / RoHS compliant (per Jotrin: GREEN packaging) | [DATA_NEEDED: RoHS compliance status] |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Architecture | — | AVR Enhanced RISC |
| Instruction Count | — | 121 instructions |
| Flash Program Memory | — | 128 KB (64K x 16), In-System Programmable |
| Interfaces | — | UART, SPI |
| Peripherals | — | External Memory Interface, PWM, WDT |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |