ATMEGA649A-AUR vs ATMEGA645A-AU Comparación
Comparación detallada lado a lado de ATMEGA649A-AUR por Microchip Technology y ATMEGA645A-AU 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
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR ✓ ActivoMicrochip Technology
ATMEGA645A-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645A-AU ✓ ActivoComparación de especificaciones
| Parámetro | ATMEGA649A-AUR | ATMEGA645A-AU |
|---|---|---|
| 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) | $5,72 | $3,95 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Program Memory | 64 KB (32K x 16) | — |
| EEPROM | 2 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| Maximum Clock Speed | 16 MHz | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| I/O Ports | 53 general-purpose I/O lines | — |
| LCD Controller | Yes, on-chip with internal contrast control | Yes, up to 4 COM x 25 SEG |
| JTAG Interface | Yes (boundary-scan, on-chip debug, programming) | — |
| Instructions | 130 instructions, most single-cycle | — |
| Encapsulado | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Tipo de montaje | Surface Mount | Surface Mount |
| Flash Programming | In-System Programmable (ISP), read-while-write | — |
| Operating Temperature Grade | Industrial | — |
| Ancho del bus de datos | 8 bit | — |
| Estado del ciclo de vida | Active | — |
| Max CPU Frequency | — | 16 MHz |
| Flash Memory | — | 64 KB (32K x 16) In-System Programmable |
| General Purpose I/O | — | 54 GPIO |
| Tensión de alimentación | — | 4.5 V to 5.5 V (16 MHz operation) |
| Temperatura de funcionamiento | — | [DATA_NEEDED: operating temperature range] |
| ADC | — | 10-bit, up to 8 channels |
| Communication Interfaces | — | USART, SPI, TWI (I2C) |
| Timers | — | 2 x 8-bit, 1 x 16-bit (plus watchdog) |
| Número de pines | — | 64 |
| Estado RoHS | — | Compliant |
| Nivel MSL | — | [DATA_NEEDED: moisture sensitivity level] |