ATMEGA649V-8AUR vs ATMEGA645A-AU Comparación
Comparación detallada lado a lado de ATMEGA649V-8AUR 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
ATMEGA649V-8AUR - 8MHz AVR MCU 64KB Flash LCD | Microchip
ATMEGA649V-8AUR ✓ ActivoMicrochip Technology
ATMEGA645A-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645A-AU ✓ ActivoComparación de especificaciones
| Parámetro | ATMEGA649V-8AUR | 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) | $4,88 | $3,95 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) Flash | — |
| EEPROM Size | 2KB | — |
| SRAM Size | 4KB | — |
| Frecuencia de reloj máxima | 8 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 54 I/O lines | 54 GPIO |
| LCD Driver | Segment LCD controller (up to 4x40 / 132 segments per datasheet) | — |
| JTAG Interface | Yes (boundary-scan and on-chip debug) | — |
| Encapsulado | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Tipo de montaje | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| Estado RoHS | Compliant | Compliant |
| Estado del ciclo de vida | Active (newer device available: ATMEGA649A) | — |
| Temperatura de funcionamiento | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| ADC Resolution | [DATA_NEEDED: ADC resolution and channels] | — |
| Timers | [DATA_NEEDED: timer peripheral count and sizes] | 2 x 8-bit, 1 x 16-bit (plus watchdog) |
| Communication Interfaces | [DATA_NEEDED: USART/SPI/TWI count] | USART, SPI, TWI (I2C) |
| MIPS Rating | [DATA_NEEDED: MIPS at 8 MHz] | — |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| Max CPU Frequency | — | 16 MHz |
| Flash Memory | — | 64 KB (32K x 16) In-System Programmable |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Tensión de alimentación | — | 4.5 V to 5.5 V (16 MHz operation) |
| ADC | — | 10-bit, up to 8 channels |
| LCD Controller | — | Yes, up to 4 COM x 25 SEG |
| Número de pines | — | 64 |
| Nivel MSL | — | [DATA_NEEDED: moisture sensitivity level] |