ATMEGA644A-MUR vs ATMEGA164A-MU Comparaison
Comparaison détaillée côte à côte de ATMEGA644A-MUR par Microchip Technology et ATMEGA164A-MU 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
ATMEGA644A-MUR - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644A-MUR ✓ ActifMicrochip Technology
ATMEGA164A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-44 | Microchip
ATMEGA164A-MU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA644A-MUR | ATMEGA164A-MU |
|---|---|---|
| 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) | $4,31 | $3,01 |
| Core Architecture | AVR enhanced RISC, 8-bit | AVR 8-bit RISC |
| Flash Memory | 64 KB (32K x 16) ISP Flash with read-while-write | — |
| SRAM | 4 KB | 1 KB |
| EEPROM | 2 KB | 512 B |
| Fréquence d'horloge maximale | 20 MHz | 20 MHz |
| CPU Throughput | Up to 20 MIPS at 20 MHz (1 MIPS per MHz) | — |
| General Purpose I/O | 32 I/O lines | 32 I/O lines |
| Working Registers | 32 x 8-bit general purpose | — |
| USART Channels | 2 | — |
| Timers/Counters | 3 flexible timers with compare modes and PWM | — |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | — |
| Real-Time Counter | Yes | — |
| Boîtier | 44-VQFN (7x7 mm) exposed pad | 44-VQFN (7x7 mm) with exposed pad |
| Température de fonctionnement | Industrial, -40C to +85C | -40C to +85C (industrial) |
| Supply Voltage Options | 2.5 V / 3.3 V / 5 V | — |
| Supply Voltage Range | [DATA_NEEDED: exact VCC min/max per datasheet table] | 2.7 V to 5.5 V |
| On-Chip Debug | JTAG | — |
| Statut RoHS | Compliant | — |
| Type de montage | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| Program Memory (FLASH) | — | 16 KB (8K x 16) ISP |
| Throughput | — | Up to 20 MIPS (approx. 1 MIPS per MHz) |
| Instruction Set | — | 133 powerful instructions, most single-cycle |
| General Purpose Registers | — | 32 |
| ADC | — | 10-bit ADC (per family datasheet) |
| Peripherals | — | Real-time counter, timers/PWM, WDT, brown-out detection |
| Programming Interface | — | ISP (In-System Programmable), read-while-write |
| Life Cycle Stage | — | Active |