ATMEGA644P-20AU vs ATMEGA644-20AU Сравнение
Подробное сравнение бок о бок ATMEGA644P-20AU от Microchip Technology и ATMEGA644-20AU от Microchip Technology. Сравните ключевые характеристики, электрические параметры, упаковку, статус жизненного цикла, цены и наличие, чтобы выбрать лучший компонент для ваших требований.
Microchip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ АктивенMicrochip Technology
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU NrndСравнение характеристик
| Параметр | ATMEGA644P-20AU | ATMEGA644-20AU |
|---|---|---|
| Бренд | Microchip Technology | Microchip Technology |
| Категория | Microcontrollers | Microcontrollers |
| Статус жизненного цикла | Активен | NRND |
| Наличие | In Stock | In Stock |
| Цена за единицу (USD) | $3,95 | $4,96 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-Bit | — |
| Максимальная тактовая частота | 20 MHz | 20 MHz |
| Program Memory Size | 64 KB (32K x 16) FLASH | — |
| Data RAM Size | 4 KB SRAM | — |
| EEPROM Size | 2 KB | — |
| Supply Voltage Range | 4.5 V to 5.5 V (20 MHz grade) | — |
| Number of USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Peripherals | SPI, TWI (I2C), PWM timers, WDT, BOD | — |
| I/O Count | 32 | — |
| Корпус | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| Тип монтажа | Surface Mount | Surface Mount |
| Рабочая температура | -40C to +85C (industrial) | — |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | Up to 20 MIPS at 20 MHz |
| Programming | In-System Programmable (ISP) via SPI | — |
| Статус RoHS | Compliant (green package) | Compliant |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory | — | 64 KB In-System Programmable Flash (32K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O Pins | — | 32 |
| General Purpose Working Registers | — | 32 |
| ADC | — | 8-channel, 10-bit successive approximation |
| USART Interfaces | — | 2 |
| Timer/Counters | — | 2 x 8-bit, 1 x 16-bit with compare and PWM modes |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| SPI Interface | — | 1 (master/slave) |
| Диапазон рабочих температур | — | -40C to +85C |
| Debug Interface | — | JTAG (IEEE 1149.1) with on-chip debug |
| Sleep Modes | — | 6 (Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby) |