ATMEGA1284-MUR vs ATMEGA644-20MUR Comparaison
Comparaison détaillée côte à côte de ATMEGA1284-MUR par Microchip Technology et ATMEGA644-20MUR 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
ATMEGA1284-MUR - 8-bit AVR MCU, 128KB Flash, 20MHz | Microchip
ATMEGA1284-MUR ✓ ActifMicrochip Technology
ATMEGA644-20MUR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20MUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA1284-MUR | ATMEGA644-20MUR |
|---|---|---|
| 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) | $1,72 | $5,05 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 128 KB (64K x 16) | — |
| SRAM | 16 KB | 4KB |
| EEPROM | 4 KB | 2KB |
| Operating Voltage | 2.5 V / 3.3 V / 5 V | — |
| Number of I/O | 32 | — |
| Connectivity | I2C, SPI, UART/USART | — |
| USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Timers | 3 x timer/counter with compare modes and PWM | — |
| Real-Time Counter | Yes | — |
| Boîtier | 44-VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm) Exposed Pad |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Product Status | Active | — |
| Architecture | AVR enhanced RISC, 133 instructions, mostly single-cycle | — |
| Core Architecture | — | 8-bit AVR RISC |
| Max Clock Frequency | — | 20 MHz |
| Program Memory (Flash) | — | 64KB (32K x 16) |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| Largeur du bus de données | — | 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 |
| Programming Interface | — | ICSP (In-Circuit Serial Programming), debugWIRE |
| Température de fonctionnement | — | Industrial (-40C to +85C) |
| Statut RoHS | — | [DATA_NEEDED: RoHS status] |
| Lifecycle Stage | — | ACTIVE |