ATMEGA644-20MUR vs ATMEGA644PA-MU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA644-20MUR sa pamamagitan ng Microchip Technology at ATMEGA644PA-MU 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
ATMEGA644-20MUR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20MUR ✓ NakahandaMicrochip Technology
ATMEGA644PA-MU - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip
ATMEGA644PA-MU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATMEGA644-20MUR | ATMEGA644PA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Max Clock Frequency | 20 MHz | — |
| Program Memory (Flash) | 64KB (32K x 16) | — |
| SRAM | 4KB | 4 KB |
| EEPROM | 2KB | 2 KB |
| Supply Voltage Range | 4.5 V to 5.5 V | 2.5 V / 3.3 V / 5 V class (per distributor listing: 2.5V/3.3V/5V) |
| Width ng Data Bus | 8 Bit | — |
| General Purpose I/O | 32 I/O lines | — |
| Timers/Counters | 3 (with compare modes and PWM) | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| ADC | 10-bit | 8-channel 10-bit ADC |
| Programming Interface | ICSP (In-Circuit Serial Programming), debugWIRE | — |
| Temperature na Operasyon | Industrial (-40C to +85C) | — |
| Packhaging | 44-VQFN (7x7 mm) Exposed Pad | 44-VQFN (7x7 mm), exposed pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Tindminan RoHS | [DATA_NEEDED: RoHS status] | RoHS compliant (per Microchip product listing) |
| Lifecycle Stage | ACTIVE | — |
| Core Frequency | — | 20 MHz |
| Flash Memory | — | 64 KB (32K x 16) ISP Flash, read-while-write |
| GPIO Count | — | 32 |
| MIPS Throughput | — | Up to 20 MIPS at 20 MHz |
| Instructions | — | 131 instructions, most single-cycle |
| Timer/Counters | — | Three flexible timer/counters with compare modes and PWM |
| USART | — | Two programmable serial USARTs |
| Serial Interfaces | — | Two-Wire Interface (I2C-compatible), SPI |
| RTC | — | Real Time Counter with separate oscillator |
| Low Power Technology | — | picoPower |
| Data Sheet Document Number | — | DS40002070A (per Microchip ATMEGA644PA-MU data sheet) |