ATMEGA644P-20AQR vs ATMEGA324P-20AUR Comparaison
Comparaison détaillée côte à côte de ATMEGA644P-20AQR par Microchip Technology et ATMEGA324P-20AUR 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
ATMEGA644P-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ ActifMicrochip Technology
ATMEGA324P-20AUR - 8-Bit AVR MCU 32KB 20MHz | Microchip
ATMEGA324P-20AUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA644P-20AQR | ATMEGA324P-20AUR |
|---|---|---|
| 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) | $5,95 | $4,52 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Core Size | 8-Bit | — |
| Fréquence d'horloge maximale | 20 MHz | 20 MHz |
| Program Memory Size | 64 KB (32K x 16) Flash | 32 KB ISP Flash (16K x 16) |
| Program Memory Type | In-System Programmable Flash | — |
| RAM Size | 4 KB (4K x 8) SRAM | — |
| EEPROM Size | 2 KB | — |
| Number of I/O | 32 | — |
| Boîtier / Format | 44-TQFP (10 x 10 mm) | — |
| Type de montage | Surface Mount | Surface Mount |
| Oscillator Type | Internal | — |
| Peripherals | Dual USART, 10-bit ADC, JTAG, picoPower features | — |
| Instructions | 131 powerful instructions, most single-clock cycle | — |
| Tension d'alimentation | 5 V (industrial per Mouser listing); [DATA_NEEDED: exact VCC min/max range] | — |
| Température de fonctionnement | [DATA_NEEDED: temperature range - Mouser lists IND (industrial)] | — |
| Packaging | Tape & Reel (TR) | — |
| Programming Interface | ICSP (SPI) and JTAG | — |
| Statut RoHS | [DATA_NEEDED: RoHS compliance status] | Compliant |
| EEPROM | — | 1 KB |
| SRAM | — | 2 KB |
| Operating Voltage Range | — | 4.5 V to 5.5 V |
| General Purpose I/O Lines | — | 32 |
| General Purpose Working Registers | — | 32 |
| Instruction Set | — | 131 powerful instructions, most single-clock cycle |
| Boîtier | — | 44-pin TQFP (10 x 10 mm, 0.80 mm pitch) |
| Plage de température de fonctionnement | — | -40C to +85C (industrial) |
| ADC | — | 8-channel 10-bit successive approximation |
| USART Interfaces | — | 2 |
| Timer/Counters | — | Three flexible timer/counters with compare modes and PWM |
| Serial Interfaces | — | SPI master/slave, byte-oriented TWI (I2C) |
| Real Time Counter | — | Yes, with separate oscillator |
| Flash Endurance | — | 10,000 write/erase cycles |
| EEPROM Endurance | — | 100,000 write/erase cycles |
| Programming Interfaces | — | SPI, JTAG, bootloader (ISP) |