ATMEGA1284-MUR vs ATMEGA644-20MUR Comparación
Comparación detallada lado a lado de ATMEGA1284-MUR por Microchip Technology y ATMEGA644-20MUR 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
ATMEGA1284-MUR - 8-bit AVR MCU, 128KB Flash, 20MHz | Microchip
ATMEGA1284-MUR ✓ ActivoMicrochip Technology
ATMEGA644-20MUR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20MUR ✓ ActivoComparación de especificaciones
| Parámetro | ATMEGA1284-MUR | ATMEGA644-20MUR |
|---|---|---|
| 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) | $1,72 | $5,05 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 128 KB (64K x 16) | — |
| SRAM | 16 KB | 4KB |
| EEPROM | 4 KB | 2KB |
| Operating Voltage | 2.5 V / 3.3 V / 5 V | — |
| Number of I/O | 32 | — |
| Connectivity | I2C, SPI, UART/USART | — |
| USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Timers | 3 x timer/counter with compare modes and PWM | — |
| Real-Time Counter | Yes | — |
| Encapsulado | 44-VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm) Exposed Pad |
| Tipo de montaje | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Product Status | Active | — |
| Architecture | AVR enhanced RISC, 133 instructions, mostly single-cycle | — |
| Core Architecture | — | 8-bit AVR RISC |
| Max Clock Frequency | — | 20 MHz |
| Program Memory (Flash) | — | 64KB (32K x 16) |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| Ancho del bus de datos | — | 8 Bit |
| General Purpose I/O | — | 32 I/O lines |
| Timers/Counters | — | 3 (with compare modes and PWM) |
| Communication Interfaces | — | USART, SPI, TWI (I2C) |
| ADC | — | 10-bit |
| Programming Interface | — | ICSP (In-Circuit Serial Programming), debugWIRE |
| Temperatura de funcionamiento | — | Industrial (-40C to +85C) |
| Estado RoHS | — | [DATA_NEEDED: RoHS status] |
| Lifecycle Stage | — | ACTIVE |