ATMEGA644PA-MNR vs ATMEGA1284P-MU Comparaison
Comparaison détaillée côte à côte de ATMEGA644PA-MNR par Microchip Technology et ATMEGA1284P-MU par Microchip Technology. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Microchip Technology
ATMEGA644PA-MNR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644PA-MNR ✓ ActifMicrochip Technology
ATMEGA1284P-MU - 128KB Flash 8-Bit AVR MCU 20MHz | Microchip
ATMEGA1284P-MU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA644PA-MNR | ATMEGA1284P-MU |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $1,80 | $4,10 |
| Core | AVR 8-bit RISC | — |
| Program Memory Size | 64 KB (32K x 16) Flash | — |
| Program Memory Type | ISP FLASH, read-while-write | — |
| EEPROM Size | 2 KB | — |
| SRAM Size | 4 KB (4K x 8) | — |
| CPU Speed | 20 MHz | — |
| Number of I/O | 32 | — |
| General Purpose Working Registers | 32 | — |
| Instructions | 131, mostly single-clock cycle | — |
| Oscillator Type | Internal | — |
| Boîtier / Format | 44-VQFN (7x7 mm) Exposed Pad | — |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Programming / Debug | ICSP, JTAG | — |
| Technology Feature | picoPower low-power technology | — |
| Température de fonctionnement | [DATA_NEEDED: exact grade per suffix; Mouser lists 105C grade variant] | [DATA_NEEDED: temperature range for -MU speed grade] |
| Operating Voltage Range | [DATA_NEEDED: exact VCC range for this suffix] | — |
| Core Architecture | — | 8-bit AVR RISC |
| Max CPU Clock | — | 20 MHz |
| Flash Memory | — | 128 KB (64K x 16) ISP, Read-While-Write |
| EEPROM | — | 4 KB |
| SRAM | — | 16 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 |
| Boîtier | — | 44-VQFN (7x7 mm) with Exposed Pad |
| Programming Interface | — | ISP via SPI, self-programming boot support |
| Statut RoHS | — | Compliant (per Microchip product page) |