ATMEGA644PA-PU vs ATMEGA644P-20PQ Comparaison
Comparaison détaillée côte à côte de ATMEGA644PA-PU par Microchip Technology et ATMEGA644P-20PQ 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
ATMEGA644PA-PU - 8-bit AVR MCU 20MHz 64KB Flash DIP-40 | Microchip
ATMEGA644PA-PU ✓ ActifMicrochip Technology
ATMEGA644P-20PQ - 8-bit AVR MCU 20MHz 64KB Flash DIP-40 | Microchip
ATMEGA644P-20PQ NrndComparaison des spécifications
| Paramètre | ATMEGA644PA-PU | ATMEGA644P-20PQ |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | NRND |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $5,15 | $7,40 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Core Series | AVR ATmega | — |
| Fréquence d'horloge maximale | 20 MHz | 20 MHz |
| Flash Memory | 64 KB (32K x 16) | 64 KB (32K x 16) |
| SRAM | 4 KB | 4 KB (4K x 8) |
| EEPROM | 2 KB | 2 KB |
| General Purpose I/O Lines | 32 | — |
| Working Registers | 32 | — |
| ADC | 8-channel, 10-bit | — |
| USART Interfaces | 2 | — |
| Two-Wire Interface | Yes (byte-oriented, I2C-compatible) | — |
| Timer/Counters | 3, with compare modes and PWM | — |
| Low Power Technology | picoPower | — |
| Boîtier | 40-PDIP (0.600 in, 15.24 mm) | 40-PDIP |
| Type de montage | Through Hole | Through Hole |
| Operating Voltage Range | [DATA_NEEDED: operating voltage range] | — |
| Plage de température de fonctionnement | [DATA_NEEDED: operating temperature range] | — |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Green (per FindIC listing) |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Operating Voltage (20MHz) | — | 4.5 V to 5.5 V |
| Number of I/O | — | 32 |
| Oscillator Type | — | Internal RC |
| USARTs | — | 2 |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| Processing Throughput | — | Up to 20 MIPS at 20 MHz (approx. 1 MIPS per MHz) |
| Temperature Range | — | Extended temperature (industrial) |
| Programming Features | — | In-System Programmable Flash, self-programming boot section, JTAG |
| Power Modes | — | Idle, Power-down, Power-save, Standby, Extended Standby (picoPower) |