ATMEGA1284P-MU vs ATMEGA644P-20MU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA1284P-MU sa pamamagitan ng Microchip Technology at ATMEGA644P-20MU 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
ATMEGA1284P-MU - 128KB Flash 8-Bit AVR MCU 20MHz | Microchip
ATMEGA1284P-MU ✓ NakahandaMicrochip Technology
ATMEGA644P-20MU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20MU NrndPagsanggunian na paghahambing
| Parametro | ATMEGA1284P-MU | ATMEGA644P-20MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | NRND |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit enhanced RISC |
| Max CPU Clock | 20 MHz | — |
| Flash Memory | 128 KB (64K x 16) ISP, Read-While-Write | 64 KB (32K x 16) |
| EEPROM | 4 KB | 2 KB |
| SRAM | 16 KB | 4 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| I/O Lines | 32 general purpose | — |
| USART | 2 | — |
| Timer/Counters | 3 (with compare modes and PWM) | — |
| Real Time Counter (RTC) | Yes | — |
| 10-bit ADC | 8 channels | — |
| TWI (I2C) | 1, byte-oriented 2-wire | — |
| SPI | 1 | — |
| Watchdog Timer | Yes, programmable with on-chip oscillator | — |
| Packhaging | 44-VQFN (7x7 mm) with Exposed Pad | 44-VQFN (7x7 mm) exposed pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Temperature na Operasyon | [DATA_NEEDED: temperature range for -MU speed grade] | Industrial range |
| Programming Interface | ISP via SPI, self-programming boot support | — |
| Tindminan RoHS | Compliant (per Microchip product page) | Green / RoHS compliant |
| Maksimum na Taktiko ng Oras | — | 20 MHz |
| Volte ng Pagbibigay | — | 4.5 V to 5.5 V (at 20 MHz) |
| USART Count | — | 2 |
| ADC | — | 10-bit, up to 8 channels |
| Interfaces | — | SPI, TWI (I2C-compatible), USART, JTAG |
| MIPS Rating | — | Up to 20 MIPS (1 MIPS/MHz) |
| Product Status | — | Mature product; not recommended for new designs, replaced by ATmega644PA |