ATMEGA644-20AU vs ATMEGA644P-20AQR مقایسه
مقایسه دقیق کنار به کنار ATMEGA644-20AU توسط Microchip Technology و ATMEGA644P-20AQR 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
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU NrndMicrochip Technology
ATMEGA644P-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ فعالمقایسه مشخصات
| پارامتر | ATMEGA644-20AU | ATMEGA644P-20AQR |
|---|---|---|
| برند | Microchip Technology | Microchip Technology |
| دسته‌بندی | Microcontrollers | Microcontrollers |
| وضعیت چرخه عمر | NRND | فعال |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Program Memory | 64 KB In-System Programmable Flash (32K x 16) | — |
| SRAM | 4 KB | — |
| EEPROM | 2 KB | — |
| حداکثر فرکانس کلاک | 20 MHz | 20 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O Pins | 32 | — |
| General Purpose Working Registers | 32 | — |
| ADC | 8-channel, 10-bit successive approximation | — |
| USART Interfaces | 2 | — |
| Timer/Counters | 2 x 8-bit, 1 x 16-bit with compare and PWM modes | — |
| Two-Wire Serial Interface | 1 (byte-oriented, I2C compatible) | — |
| SPI Interface | 1 (master/slave) | — |
| بسته‌بندی | 44-TQFP (10x10 mm) | — |
| نوع نصب | Surface Mount | Surface Mount |
| محدوده دمای کاری | -40C to +85C | — |
| Debug Interface | JTAG (IEEE 1149.1) with on-chip debug | — |
| Sleep Modes | 6 (Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby) | — |
| وضعیت RoHS | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Core Size | — | 8-Bit |
| Program Memory Size | — | 64 KB (32K x 16) Flash |
| Program Memory Type | — | In-System Programmable Flash |
| RAM Size | — | 4 KB (4K x 8) SRAM |
| EEPROM Size | — | 2 KB |
| Number of I/O | — | 32 |
| بسته‌بندی / کیس | — | 44-TQFP (10 x 10 mm) |
| Oscillator Type | — | Internal |
| Peripherals | — | Dual USART, 10-bit ADC, JTAG, picoPower features |
| Instructions | — | 131 powerful instructions, most single-clock cycle |
| ولتاژ تغذیه | — | 5 V (industrial per Mouser listing); [DATA_NEEDED: exact VCC min/max range] |
| دمای کاری | — | [DATA_NEEDED: temperature range - Mouser lists IND (industrial)] |
| Packaging | — | Tape & Reel (TR) |
| Programming Interface | — | ICSP (SPI) and JTAG |