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