ATMEGA644PA-MNR vs ATMEGA644P-20MQ مقایسه
مقایسه دقیق کنار به کنار ATMEGA644PA-MNR توسط Microchip Technology و ATMEGA644P-20MQ توسط Microchip Technology. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
Microchip Technology
ATMEGA644PA-MNR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644PA-MNR ✓ فعالMicrochip Technology
ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip
ATMEGA644P-20MQ Nrndمقایسه مشخصات
| پارامتر | ATMEGA644PA-MNR | ATMEGA644P-20MQ |
|---|---|---|
| برند | Microchip Technology | Microchip Technology |
| دسته‌بندی | Microcontrollers | Microcontrollers |
| وضعیت چرخه عمر | فعال | NRND |
| Core | AVR 8-bit RISC | — |
| Program Memory Size | 64 KB (32K x 16) Flash | — |
| Program Memory Type | ISP FLASH, read-while-write | — |
| EEPROM Size | 2 KB | — |
| SRAM Size | 4 KB (4K x 8) | — |
| CPU Speed | 20 MHz | 20 MHz |
| Number of I/O | 32 | 32 |
| General Purpose Working Registers | 32 | — |
| Instructions | 131, mostly single-clock cycle | 131 powerful instructions, most single-cycle |
| Oscillator Type | Internal | Internal |
| بسته‌بندی / کیس | 44-VQFN (7x7 mm) Exposed Pad | — |
| نوع نصب | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Programming / Debug | ICSP, JTAG | — |
| Technology Feature | picoPower low-power technology | picoPower low-power, green/RoHS |
| دمای کاری | [DATA_NEEDED: exact grade per suffix; Mouser lists 105C grade variant] | — |
| Operating Voltage Range | [DATA_NEEDED: exact VCC range for this suffix] | — |
| Core Architecture | — | AVR 8-bit RISC |
| Throughput | — | Up to 20 MIPS (1 MIPS per MHz) |
| Flash Program Memory | — | 64 KB (32K x 16) |
| SRAM | — | 4 KB (4,096 bytes) |
| EEPROM | — | 2 KB (2,048 bytes) |
| Operating Voltage | — | 5 V |
| Digital Communication Peripherals | — | 2 UART |
| بسته‌بندی | — | 44-VQFN (7x7 mm) with exposed pad |
| Temperature Grade | — | Industrial, extended temperature |
| Programming | — | ICSP via 2 I/O pins + reset, MPLAB SNAP compatible |
| Lifecycle | — | Mature; NRND - replaced by ATmega644PA |