ATMEGA649A-AUR vs ATMEGA649V-8AI Comparaison
Comparaison détaillée côte à côte de ATMEGA649A-AUR par Microchip Technology et ATMEGA649V-8AI 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
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR ✓ ActifMicrochip Technology
ATMEGA649V-8AI - 8MHz AVR MCU 64KB Flash LCD | Microchip
ATMEGA649V-8AI ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA649A-AUR | ATMEGA649V-8AI |
|---|---|---|
| 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) | $5,72 | $5,40 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Program Memory | 64 KB (32K x 16) | 64 KB (32K x 16) |
| EEPROM | 2 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| Maximum Clock Speed | 16 MHz | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| I/O Ports | 53 general-purpose I/O lines | — |
| LCD Controller | Yes, on-chip with internal contrast control | Integrated segment LCD driver |
| JTAG Interface | Yes (boundary-scan, on-chip debug, programming) | — |
| Instructions | 130 instructions, most single-cycle | 130 instructions, most single-cycle |
| Boîtier | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Type de montage | Surface Mount | Surface Mount |
| Flash Programming | In-System Programmable (ISP), read-while-write | — |
| Operating Temperature Grade | Industrial | — |
| Largeur du bus de données | 8 bit | — |
| Statut du cycle de vie | Active | — |
| Max CPU Clock | — | 8 MHz |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O | — | 54 I/O lines |
| ADC | — | 10-bit |
| Timers/Counters | — | Two 8-bit, two 16-bit |
| Temperature Grade | — | Industrial (-40C to +85C) |
| Programming Interface | — | ISP / ICSP via SPI, JTAG for debug |
| Working Registers | — | 32 general purpose |
| Statut RoHS | — | [DATA_NEEDED: RoHS status] |