ATMEGA1281-16AUR vs ATMEGA1281V-8AU Comparison
Detailed side-by-side comparison of ATMEGA1281-16AUR by Microchip Technology and ATMEGA1281V-8AU 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 ✓ ActiveMicrochip Technology
ATMEGA1281V-8AU - 8-bit AVR MCU 128KB 8MHz TQFP-64 | Microchip (Tape & Reel)
ATMEGA1281V-8AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1281-16AUR | ATMEGA1281V-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Maximum Clock Frequency | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) ISP FLASH | 128KB (64K x 16), In-System Programmable |
| SRAM | 8 KB (8K x 8) | 8KB |
| EEPROM | 4 KB (4K x 8) | 4KB |
| Supply Voltage | 2.7 V to 5.5 V | — |
| I/O Pins | 54 | — |
| ADC | 8-channel 10-bit | — |
| USARTs | 2 | — |
| Package | 64-TQFP (14 x 14 mm) | 64-TQFP, 14 x 14 mm, 1 mm height |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | -40C to +85C |
| Data Bus Width | 8 Bit | 8 Bit |
| Oscillator Type | Internal | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS Status | Green / RoHS compliant (per Jotrin: GREEN packaging) | — |
| Maximum Clock Speed | — | 8 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O | — | 54 lines |
| Instructions | — | 133 instructions, most single-cycle |
| Timers/Counters | — | Six flexible timer/counters with compare modes and PWM |
| Series | — | AVR ATmega |
| Lifecycle Status | — | ACTIVE |