ATMEGA649A-AUR vs ATMEGA3290P-20AUR Comparação
Comparação detalhada lado a lado de ATMEGA649A-AUR por Microchip Technology e ATMEGA3290P-20AUR 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
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR ✓ AtivoMicrochip Technology
ATMEGA3290P-20AUR - AVR 8-Bit MCU 32KB 20MHz | Microchip
ATMEGA3290P-20AUR ✓ AtivoComparação de especificações
| Parâmetro | ATMEGA649A-AUR | ATMEGA3290P-20AUR |
|---|---|---|
| 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) | $5,72 | $0,00 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC CMOS |
| Flash Program Memory | 64 KB (32K x 16) | — |
| EEPROM | 2 KB | 1 KB |
| SRAM | 4 KB | 2 KB |
| Maximum Clock Speed | 16 MHz | — |
| Supply Voltage Range | 4.5 V to 5.5 V | 2.7 V to 5.5 V |
| I/O Ports | 53 general-purpose I/O lines | — |
| LCD Controller | Yes, on-chip with internal contrast control | Yes, on-chip segment LCD driver |
| JTAG Interface | Yes (boundary-scan, on-chip debug, programming) | — |
| Instructions | 130 instructions, most single-cycle | — |
| Encapsulamento | 64-TQFP (14x14 mm) | 100-TQFP (14x14 mm) |
| Tipo de montagem | Surface Mount | Surface Mount |
| 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 | — |
| Program Memory (Flash) | — | 32 KB (16K x 16) ISP, read-while-write |
| Frequência máxima de clock | — | 20 MHz |
| Peak Performance | — | 20 MIPS (approx. 1 MIPS/MHz) |
| Instruction Set | — | 130 instructions, most single-cycle |
| General-Purpose I/O | — | 69 lines |
| Working Registers | — | 32 |
| Debug / Programming | — | JTAG on-chip debug, ICSP self-programming |
| Low-Power Technology | — | picoPower |
| Temperatura de operação | — | -40C to +85C (industrial) |
| Packing | — | Tape & Reel (R suffix) |
| Status RoHS | — | Green / RoHS compliant per distributor data |