ATMEGA645A-MUR vs ATMEGA325A-MUR Comparación
Comparación detallada lado a lado de ATMEGA645A-MUR por Microchip Technology y ATMEGA325A-MUR por Microchip Technology. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Microchip Technology
ATMEGA645A-MUR - 8-bit AVR MCU 64KB Flash 64-QFN | Microchip
ATMEGA645A-MUR ✓ ActivoMicrochip Technology
ATMEGA325A-MUR - 8-bit AVR MCU 32KB 20MHz 64-QFN | Microchip
ATMEGA325A-MUR ✓ ActivoComparación de especificaciones
| Parámetro | ATMEGA645A-MUR | ATMEGA325A-MUR |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoría | Microcontrollers | Microcontrollers |
| Estado del ciclo de vida | Activo | Activo |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $6,30 | $2,19 |
| Core Architecture | AVR 8-bit RISC | — |
| Flash Memory | 64 KB (32K x 16) ISP Flash | — |
| EEPROM | 2 KB | — |
| SRAM | 4 KB | — |
| Ancho del bus de datos | 8 bit | — |
| Frecuencia de reloj máxima | 16 MHz (per DigiKey listing); family rated to 20 MHz | — |
| Tensión de alimentación | 4.5 V to 5.5 V | — |
| General Purpose I/O | 54 I/O lines (family 54/69 depending on package) | — |
| Working Registers | 32 general purpose | — |
| Encapsulado | 64-QFN / MLF, 9x9 mm | 64-QFN (9x9 mm) with exposed pad |
| Tipo de montaje | Surface Mount | Surface Mount |
| Temperature Range | Industrial (-40C to +85C) | — |
| Programming | In-System Programmable (ISP) Flash, read-while-write | — |
| Debug Interface | JTAG (debugWIRE/ICSP supported via MPLAB SNAP) | — |
| Estado RoHS | Green / RoHS compliant (per FindIC listing) | — |
| Packaging | Tape & Reel (R suffix) | Tape & Reel (TR) |
| Estado del ciclo de vida | Active | Active |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Program Memory Type | — | FLASH |
| Program Memory Size | — | 32 KB (16K x 16) |
| EEPROM Size | — | 1 KB |
| RAM Size | — | 2 KB |
| Supply Voltage Range | — | 2.5 V, 3.3 V, 5 V operation |
| Supply Voltage (per DigChip summary) | — | 4.5 V to 5.5 V at maximum speed grade |
| Number of I/O | — | 54 |
| Connectivity | — | SPI, UART/USART |
| ADC Resolution | — | 10-bit |
| Temperatura de funcionamiento | — | -40C to +85C |
| Architecture | — | Advanced RISC, 131 instructions |