ATMEGA644P-20AU vs ATMEGA1284P-AU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA644P-20AU sa pamamagitan ng Microchip Technology at ATMEGA1284P-AU 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-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ NakahandaMicrochip Technology
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATMEGA644P-20AU | ATMEGA1284P-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-Bit | — |
| Maksimum na Taktiko ng Oras | 20 MHz | — |
| Program Memory Size | 64 KB (32K x 16) FLASH | — |
| Data RAM Size | 4 KB SRAM | — |
| EEPROM Size | 2 KB | — |
| Supply Voltage Range | 4.5 V to 5.5 V (20 MHz grade) | — |
| Number of USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Peripherals | SPI, TWI (I2C), PWM timers, WDT, BOD | — |
| I/O Count | 32 | — |
| Packhaging | 44-TQFP (10x10 mm) | TQFP-44 (10x10 mm) |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Temperature na Operasyon | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | — |
| Programming | In-System Programmable (ISP) via SPI | — |
| Tindminan RoHS | Compliant (green package) | Compliant |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory (Flash) | — | 128 KB |
| EEPROM | — | 4 KB |
| SRAM | — | 16 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 |
| USART | — | 2 |
| SPI | — | 1 |
| TWI (I2C) | — | 1 |
| Timer/Counters | — | 2x 8-bit, 2x 16-bit |
| PWM Channels | — | 6 |
| In-System Programming | — | Yes (SPI) |
| JTAG Debug | — | Yes (IEEE 1149.1) |
| Power-Down Current | — | [DATA_NEEDED: power-down current in nA] |
| Level ng MSL | — | 3 (per JEDEC J-STD-020) |