ATMEGA644P-20AQR vs ATMEGA644P-20AU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA644P-20AQR sa pamamagitan ng Microchip Technology at ATMEGA644P-20AU sa pamamagitan ng Microchip Technology. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Microchip Technology
ATMEGA644P-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ NakahandaMicrochip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATMEGA644P-20AQR | ATMEGA644P-20AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core Architecture | AVR 8-bit RISC | — |
| Core Size | 8-Bit | 8-Bit |
| Maksimum na Taktiko ng Oras | 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 | — |
| Packhaging / Kaso | 44-TQFP (10 x 10 mm) | — |
| Uri ng Pagpapasok | 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 | — |
| Volte ng Pagbibigay | 5 V (industrial per Mouser listing); [DATA_NEEDED: exact VCC min/max range] | — |
| Temperature na Operasyon | [DATA_NEEDED: temperature range - Mouser lists IND (industrial)] | -40C to +85C (industrial) |
| Packaging | Tape & Reel (TR) | — |
| Programming Interface | ICSP (SPI) and JTAG | — |
| Tindminan RoHS | [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 |
| Packhaging | — | 44-TQFP (10x10 mm) |
| Throughput | — | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) |
| Programming | — | In-System Programmable (ISP) via SPI |