ATMEGA644PA-MNR vs ATMEGA644P-20MQ Comparaison
Comparaison détaillée côte à côte de ATMEGA644PA-MNR par Microchip Technology et ATMEGA644P-20MQ 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-MNR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644PA-MNR ✓ ActifMicrochip Technology
ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip
ATMEGA644P-20MQ NrndComparaison des spécifications
| Paramètre | ATMEGA644PA-MNR | ATMEGA644P-20MQ |
|---|---|---|
| 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) | $1,80 | $2,48 |
| Core | AVR 8-bit RISC | — |
| Program Memory Size | 64 KB (32K x 16) Flash | — |
| Program Memory Type | ISP FLASH, read-while-write | — |
| EEPROM Size | 2 KB | — |
| SRAM Size | 4 KB (4K x 8) | — |
| CPU Speed | 20 MHz | 20 MHz |
| Number of I/O | 32 | 32 |
| General Purpose Working Registers | 32 | — |
| Instructions | 131, mostly single-clock cycle | 131 powerful instructions, most single-cycle |
| Oscillator Type | Internal | Internal |
| Boîtier / Format | 44-VQFN (7x7 mm) Exposed Pad | — |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Programming / Debug | ICSP, JTAG | — |
| Technology Feature | picoPower low-power technology | picoPower low-power, green/RoHS |
| Température de fonctionnement | [DATA_NEEDED: exact grade per suffix; Mouser lists 105C grade variant] | — |
| Operating Voltage Range | [DATA_NEEDED: exact VCC range for this suffix] | — |
| Core Architecture | — | AVR 8-bit RISC |
| Throughput | — | Up to 20 MIPS (1 MIPS per MHz) |
| Flash Program Memory | — | 64 KB (32K x 16) |
| SRAM | — | 4 KB (4,096 bytes) |
| EEPROM | — | 2 KB (2,048 bytes) |
| Operating Voltage | — | 5 V |
| Digital Communication Peripherals | — | 2 UART |
| Boîtier | — | 44-VQFN (7x7 mm) with exposed pad |
| Temperature Grade | — | Industrial, extended temperature |
| Programming | — | ICSP via 2 I/O pins + reset, MPLAB SNAP compatible |
| Lifecycle | — | Mature; NRND - replaced by ATmega644PA |