ATMEGA644P-20MU vs ATMEGA644P-20MQ Comparação
Comparação detalhada lado a lado de ATMEGA644P-20MU por Microchip Technology e ATMEGA644P-20MQ 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
ATMEGA644P-20MU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20MU NrndMicrochip Technology
ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip
ATMEGA644P-20MQ NrndComparação de especificações
| Parâmetro | ATMEGA644P-20MU | ATMEGA644P-20MQ |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | NRND | NRND |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $5,02 | $2,48 |
| Core Architecture | AVR 8-bit enhanced RISC | AVR 8-bit RISC |
| Frequência máxima de clock | 20 MHz | — |
| Flash Memory | 64 KB (32K x 16) | — |
| SRAM | 4 KB | 4 KB (4,096 bytes) |
| EEPROM | 2 KB | 2 KB (2,048 bytes) |
| Tensão de alimentação | 4.5 V to 5.5 V (at 20 MHz) | — |
| USART Count | 2 | — |
| ADC | 10-bit, up to 8 channels | — |
| Interfaces | SPI, TWI (I2C-compatible), USART, JTAG | — |
| Encapsulamento | 44-VQFN (7x7 mm) exposed pad | 44-VQFN (7x7 mm) with exposed pad |
| Tipo de montagem | Surface Mount | Surface Mount |
| Temperatura de operação | Industrial range | — |
| MIPS Rating | Up to 20 MIPS (1 MIPS/MHz) | — |
| Status RoHS | Green / RoHS compliant | — |
| Product Status | Mature product; not recommended for new designs, replaced by ATmega644PA | — |
| CPU Speed | — | 20 MHz |
| Throughput | — | Up to 20 MIPS (1 MIPS per MHz) |
| Flash Program Memory | — | 64 KB (32K x 16) |
| Operating Voltage | — | 5 V |
| Number of I/O | — | 32 |
| Digital Communication Peripherals | — | 2 UART |
| Oscillator Type | — | Internal |
| Instructions | — | 131 powerful instructions, most single-cycle |
| Temperature Grade | — | Industrial, extended temperature |
| Packaging | — | Tape & Reel (TR) |
| Technology Feature | — | picoPower low-power, green/RoHS |
| Programming | — | ICSP via 2 I/O pins + reset, MPLAB SNAP compatible |
| Lifecycle | — | Mature; NRND - replaced by ATmega644PA |