ATMEGA645A-AUR vs ATMEGA649P-AUR Comparaison
Comparaison détaillée côte à côte de ATMEGA645A-AUR par Microchip Technology et ATMEGA649P-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
ATMEGA645A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645A-AUR ✓ ActifMicrochip Technology
ATMEGA649P-AUR - AVR 8-bit MCU 64KB Flash LCD | Microchip
ATMEGA649P-AUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA645A-AUR | ATMEGA649P-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) | $4,68 | $4,72 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Max Operating Frequency | 16 MHz | — |
| Flash Memory | 64 KB (32K x 16) ISP FLASH | 64 KB ISP Flash (read-while-write) |
| EEPROM | 2 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| Operating Voltage Range | 2.5 V / 3.3 V / 5 V (per datasheet family listing) | — |
| General Purpose I/O | 54 I/O lines | 54/69 lines |
| Working Registers | 32 x 8-bit | 32 general purpose |
| ADC | 10-bit, 8 channels | — |
| LCD Controller | Yes, segment driver (megaAVR LCD family) | Integrated segment LCD driver |
| Timers | Two 8-bit, one 16-bit | — |
| Serial Interfaces | 2 x USART, SPI, TWI (I2C compatible) | — |
| Debug / Programming | JTAG, ICSP (In-Circuit Serial Programming) | — |
| Boîtier | 64-TQFP (14 x 14 mm) | 64TQFP (TQFP-64) |
| Operating Temperature (Max) | 85 C | — |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| Statut RoHS | Compliant | — |
| Maximum CPU Speed | — | 16 MHz |
| Debug Interface | — | JTAG (on-chip debug, boundary scan) |
| Low Power Technology | — | picoPower |
| Tension d'alimentation | — | 1.8 V to 5.5 V (picoPower family) |
| Température de fonctionnement | — | -40C to +85C (industrial, per A-grade suffix) |
| Packing | — | Tape & Reel (T&R) |
| RoHS / Green | — | GREEN package |
| Product Status | — | Active |