ATMEGA1284P-PU vs ATMEGA644P-20PU Comparaison
Comparaison détaillée côte à côte de ATMEGA1284P-PU par Microchip Technology et ATMEGA644P-20PU 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
ATMEGA1284P-PU - 128KB AVR MCU 20MHz 40-PDIP | Microchip
ATMEGA1284P-PU ✓ ActifMicrochip Technology
ATMEGA644P-20PU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20PU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA1284P-PU | ATMEGA644P-20PU |
|---|---|---|
| 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) | $6,05 | $8,55 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Memory | 128 KB (64K x 16) ISP Flash | 64KB (32K x 16) |
| SRAM | 16 KB | 4KB |
| EEPROM | 4 KB | 2KB |
| Max Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| GPIO Count | 32 general purpose I/O lines | — |
| ADC | 8-channel 10-bit | — |
| USART Count | 2 | — |
| Timer/Counters | 3 with compare modes and PWM | — |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | — |
| Boîtier | 40-PDIP (through-hole) | 40-PDIP (0.600 inch width) |
| Type de montage | Through Hole | Through Hole |
| Special Features | picoPower, Real Time Counter, Read-While-Write Flash | — |
| Instruction Set Throughput | Up to 1 MIPS per MHz | — |
| Working Registers | 32 general purpose | — |
| Statut du cycle de vie | Active | — |
| Core Size | — | 8-bit |
| I/O Count | — | 32 |
| ADC Channels | — | 8 channels, 10-bit |
| PWM Channels | — | 6 |
| Timers/Counters | — | 3 |
| Communication Interfaces | — | I2C, SPI, UART/USART (2 x USART) |
| Supply Voltage (max speed) | — | 5 V (4.5V to 5.5V) |
| Température de fonctionnement | — | -40C to +85C |
| Program Memory Type | — | ISP FLASH (read-while-write) |
| Technology | — | picoPower low-power CMOS |
| Statut RoHS | — | [DATA_NEEDED: RoHS compliance status] |
| Niveau MSL | — | N/A (through-hole) |