ATMEGA1284P-AUR vs ATMEGA644A-AUR مقایسه
مقایسه دقیق کنار به کنار ATMEGA1284P-AUR توسط Microchip Technology و ATMEGA644A-AUR 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
ATMEGA1284P-AUR - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44 (Tape & Reel)
ATMEGA1284P-AUR ✓ فعالMicrochip Technology
ATMEGA644A-AUR - 8-bit AVR MCU 64KB Flash 20MHz TQFP-44 | Microchip
ATMEGA644A-AUR ✓ فعالمقایسه مشخصات
| پارامتر | ATMEGA1284P-AUR | ATMEGA644A-AUR |
|---|---|---|
| برند | Microchip Technology | Microchip Technology |
| دسته‌بندی | Microcontrollers | Microcontrollers |
| وضعیت چرخه عمر | فعال | فعال |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory (Flash) | 128 KB | — |
| EEPROM | 4 KB | 2 KB |
| SRAM | 16 KB | 4 KB |
| Maximum CPU Speed | 20 MHz | — |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| I/O Pins | 32 | — |
| General-Purpose Registers | 32 | — |
| ADC | 10-bit, 8-channel | 8-channel, 10-bit, optional differential input |
| USART | 2 | 2 programmable serial USARTs |
| SPI | 1 | — |
| TWI (I2C) | 1 | — |
| Timer/Counters | 2x 8-bit, 2x 16-bit | 3 with compare modes and PWM |
| PWM Channels | 6 | — |
| بسته‌بندی | TQFP-44 (10x10 mm) | 44-TQFP (10x10 mm) |
| نوع نصب | Surface Mount | Surface Mount |
| دمای کاری | -40C to +85C (industrial) | Industrial temperature range |
| In-System Programming | Yes (SPI) | — |
| JTAG Debug | Yes (IEEE 1149.1) | — |
| Power-Down Current | [DATA_NEEDED: power-down current in nA] | — |
| وضعیت RoHS | Compliant | Compliant |
| سطح MSL | 3 (per JEDEC J-STD-020) | — |
| Max Clock Frequency | — | 20 MHz |
| Flash Memory | — | 64 KB (32K x 16), In-System Programmable, Read-While-Write |
| I/O Lines | — | 32 general purpose |
| Serial Interfaces | — | 2-wire (TWI/I2C), SPI, 2x USART |
| Real Time Counter | — | Yes (RTC) |
| ولتاژ تغذیه | — | [DATA_NEEDED: supply voltage range] |
| Life Cycle Stage | — | ACTIVE |