ATMEGA128A-AUR vs ATMEGA1284-AUR Comparaison
Comparaison détaillée côte à côte de ATMEGA128A-AUR par Microchip Technology et ATMEGA1284-AUR 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
ATMEGA128A-AUR - 8-Bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AUR ✓ ActifMicrochip Technology
ATMEGA1284-AUR - 8-Bit AVR MCU 128KB Flash 20MHz | Microchip
ATMEGA1284-AUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA128A-AUR | ATMEGA1284-AUR |
|---|---|---|
| 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) | $3,12 | $4,61 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Flash Memory | 128KB (64K x 16) In-System Programmable | — |
| EEPROM | 4KB | 4 KB |
| SRAM | 4KB | 16 KB |
| Fréquence d'horloge maximale | 16 MHz | 20 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| I/O Lines | 53 | — |
| Working Registers | 32 general purpose | — |
| Instruction Set | 133 powerful instructions, most single-cycle | 131 powerful instructions, most single-clock cycle |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | — |
| USARTs | 2 | — |
| Serial Interfaces | TWI (I2C), SPI, 2x USART | — |
| Boîtier | 64-TQFP (14x14 mm) | 44-pin TQFP (10x10 mm) |
| Type de montage | Surface Mount | Surface Mount |
| Température de fonctionnement | Industrial range ([DATA_NEEDED: exact min/max C]) | -40C to +85C |
| Real-Time Counter | Yes | — |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| Program Memory Size | — | 128 KB ISP Flash (64K x 16) |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| Operating Voltage (Full 20 MHz) | — | 2.7 V to 5.5 V |
| General Purpose I/O Lines | — | 32 |
| General Purpose Working Registers | — | 32 |
| ADC | — | 8-channel, 10-bit successive approximation |
| USART Interfaces | — | 2 |
| Timer/Counters | — | 3 flexible timer/counters with compare modes and PWM |
| Packaging | — | Tape & Reel |
| Lifecycle Stage | — | Active |