ATMEGA640-16AUR vs ATMEGA649A-AUR Comparação
Comparação detalhada lado a lado de ATMEGA640-16AUR por Microchip Technology e ATMEGA649A-AUR por Microchip Technology. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Microchip Technology
ATMEGA640-16AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-100 | Microchip
ATMEGA640-16AUR ✓ AtivoMicrochip Technology
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR ✓ AtivoComparação de especificações
| Parâmetro | ATMEGA640-16AUR | ATMEGA649A-AUR |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $6,20 | $5,72 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory (Flash) | 64 KB (32K x 16) | — |
| SRAM | 8 KB | 4 KB |
| EEPROM | 4 KB | 2 KB |
| Maximum CPU Clock | 16 MHz | — |
| Operating Voltage (Vcc) | 4.5 V to 5.5 V | — |
| General-Purpose I/O Lines | 86 | — |
| General-Purpose Working Registers | 32 | — |
| Timer/Counters | 6 flexible timer/counters with compare/PWM | — |
| ADC | 10-bit, 8/16-channel | — |
| USART | 2 programmable serial USARTs | — |
| SPI | 1 master/slave SPI | — |
| TWI (I2C-compatible) | 1 byte-oriented 2-wire interface | — |
| Analog Comparator | On-chip | — |
| Watchdog Timer | Programmable, with separate on-chip oscillator | — |
| Encapsulamento | 100-pin TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Tipo de montagem | Surface Mount | Surface Mount |
| Temperatura de operação | -40C to +85C (industrial) | — |
| In-System Programmable (ISP) | Yes | — |
| Status RoHS | Compliant | — |
| Flash Program Memory | — | 64 KB (32K x 16) |
| 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 |
| JTAG Interface | — | Yes (boundary-scan, on-chip debug, programming) |
| Instructions | — | 130 instructions, most single-cycle |
| Flash Programming | — | In-System Programmable (ISP), read-while-write |
| Operating Temperature Grade | — | Industrial |
| Largura do barramento de dados | — | 8 bit |
| Status do ciclo de vida | — | Active |