ATMEGA644PA-AU vs ATMEGA644A-AU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA644PA-AU sa pamamagitan ng Microchip Technology at ATMEGA644A-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
ATMEGA644PA-AU - 8-bit AVR MCU, 20MHz, 64KB Flash | Microchip
ATMEGA644PA-AU ✓ NakahandaMicrochip Technology
ATMEGA644A-AU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644A-AU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATMEGA644PA-AU | ATMEGA644A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR enhanced RISC |
| Family | ATmega | — |
| Series | ATmega644P / picoPower | — |
| Maksimum na Taktiko ng Oras | 20 MHz | — |
| Program Memory (Flash) | 64 KB (32K x 16) | — |
| SRAM | 4 KB | 4 KB |
| EEPROM | 2 KB | 2 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Temperature na Operasyon | -40C to +85C (industrial) | -40C to +85C (Industrial) |
| GPIO Pins | 32 | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| USART | 2 | 2 |
| I2C (TWI) | 1 | — |
| SPI | 1 | — |
| Timer/Counters | 3 (with PWM and compare modes) | 3 (with compare modes and PWM) |
| Packhaging | 44-pin TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| MIPS | 20 MIPS at 20 MHz | — |
| Programming Interface | ISP / ICSP / JTAG / debugWIRE | — |
| Tindminan RoHS | Compliant | — |
| Program Memory Size | — | 64 KB Flash (32K x 16) |
| Program Memory Type | — | ISP FLASH with Read-While-Write |
| Maximum CPU Speed | — | 20 MHz (20 MIPS) |
| General Purpose I/O | — | 32 lines |
| Working Registers | — | 32 general purpose registers |
| Serial Interfaces | — | TWI (2-wire, I2C-compatible), SPI |
| Real Time Counter | — | Yes (RTC) |
| Device Series | — | ATmega644A |