ATMEGA644P-20AQR vs ATMEGA644P-20AU Karşılaştırma
Ayrıntılı yan yana karşılaştırma ATMEGA644P-20AQR tarafından Microchip Technology ve ATMEGA644P-20AU tarafından Microchip TechnologyAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Microchip Technology
ATMEGA644P-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ AktifMicrochip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ AktifÖzellik Karşılaştırması
| Parametre | ATMEGA644P-20AQR | ATMEGA644P-20AU |
|---|---|---|
| Marka | Microchip Technology | Microchip Technology |
| Kategori | Microcontrollers | Microcontrollers |
| Yaşam Döngüsü Durumu | Aktif | Aktif |
| Core Architecture | AVR 8-bit RISC | — |
| Core Size | 8-Bit | 8-Bit |
| Azami Saat Hızı | 20 MHz | 20 MHz |
| Program Memory Size | 64 KB (32K x 16) Flash | 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 | 2 KB |
| Number of I/O | 32 | — |
| Paket / Kas | 44-TQFP (10 x 10 mm) | — |
| Montaj Türü | Surface Mount | Surface Mount |
| Oscillator Type | Internal | — |
| Peripherals | Dual USART, 10-bit ADC, JTAG, picoPower features | SPI, TWI (I2C), PWM timers, WDT, BOD |
| Instructions | 131 powerful instructions, most single-clock cycle | — |
| Besleme Gerilimi | 5 V (industrial per Mouser listing); [DATA_NEEDED: exact VCC min/max range] | — |
| İşletim Sıcaklığı | [DATA_NEEDED: temperature range - Mouser lists IND (industrial)] | -40C to +85C (industrial) |
| Packaging | Tape & Reel (TR) | — |
| Programming Interface | ICSP (SPI) and JTAG | — |
| RoHS Durumu | [DATA_NEEDED: RoHS compliance status] | Compliant (green package) |
| Core | — | AVR 8-bit RISC |
| Data RAM Size | — | 4 KB SRAM |
| Supply Voltage Range | — | 4.5 V to 5.5 V (20 MHz grade) |
| Number of USARTs | — | 2 |
| ADC Resolution | — | 10-bit |
| I/O Count | — | 32 |
| Paket | — | 44-TQFP (10x10 mm) |
| Throughput | — | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) |
| Programming | — | In-System Programmable (ISP) via SPI |