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