ATMEGA649V-8AUR vs ATMEGA645A-AU Comparaison
Comparaison détaillée côte à côte de ATMEGA649V-8AUR par Microchip Technology et ATMEGA645A-AU 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
ATMEGA649V-8AUR - 8MHz AVR MCU 64KB Flash LCD | Microchip
ATMEGA649V-8AUR ✓ ActifMicrochip Technology
ATMEGA645A-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645A-AU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA649V-8AUR | ATMEGA645A-AU |
|---|---|---|
| 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) | $4,88 | $3,95 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) Flash | — |
| EEPROM Size | 2KB | — |
| SRAM Size | 4KB | — |
| Fréquence d'horloge maximale | 8 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 54 I/O lines | 54 GPIO |
| LCD Driver | Segment LCD controller (up to 4x40 / 132 segments per datasheet) | — |
| JTAG Interface | Yes (boundary-scan and on-chip debug) | — |
| Boîtier | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| Statut RoHS | Compliant | Compliant |
| Statut du cycle de vie | Active (newer device available: ATMEGA649A) | — |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| ADC Resolution | [DATA_NEEDED: ADC resolution and channels] | — |
| Timers | [DATA_NEEDED: timer peripheral count and sizes] | 2 x 8-bit, 1 x 16-bit (plus watchdog) |
| Communication Interfaces | [DATA_NEEDED: USART/SPI/TWI count] | USART, SPI, TWI (I2C) |
| MIPS Rating | [DATA_NEEDED: MIPS at 8 MHz] | — |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| Max CPU Frequency | — | 16 MHz |
| Flash Memory | — | 64 KB (32K x 16) In-System Programmable |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Tension d'alimentation | — | 4.5 V to 5.5 V (16 MHz operation) |
| ADC | — | 10-bit, up to 8 channels |
| LCD Controller | — | Yes, up to 4 COM x 25 SEG |
| Nombre de broches | — | 64 |
| Niveau MSL | — | [DATA_NEEDED: moisture sensitivity level] |