ATMEGA644P-20AQR vs ATMEGA1284P-AU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA644P-20AQR 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-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ NakahandaMicrochip Technology
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATMEGA644P-20AQR | ATMEGA1284P-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Core Size | 8-Bit | — |
| Maksimum na Taktiko ng Oras | 20 MHz | — |
| 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 | — |
| 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 | — |
| 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 |
| 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 |
| Packhaging | — | TQFP-44 (10x10 mm) |
| 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) |