ATMEGA644P-20AU vs ATMEGA324P-20AU 比較
詳細並排比較 ATMEGA644P-20AU 由 Microchip Technology 與 ATMEGA324P-20AU 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ 啟用中Microchip Technology
ATMEGA324P-20AU - 8-bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA324P-20AU ✓ 啟用中規格比較
| 參數 | ATMEGA644P-20AU | ATMEGA324P-20AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-Bit | — |
| 最大時脈頻率 | 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 | — |
| 封裝 | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| 工作溫度 | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | — |
| Programming | In-System Programmable (ISP) via SPI | In-System Programmable (ISP), read-while-write |
| RoHS 狀態 | Compliant (green package) | — |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Memory | — | 32 KB (16K x 16) ISP |
| EEPROM | — | 1 KB |
| SRAM | — | 2 KB |
| 供應電壓 | — | 4.5 V to 5.5 V (20 MHz rating) |
| Number of I/O Lines | — | 32 |
| USARTs | — | 2 |
| Timers | — | 3 timer/counters with compare modes and PWM |
| ADC | — | 8-channel, 10-bit |
| Serial Interfaces | — | 2x USART, SPI, Two-Wire (I2C-compatible) |
| Low Power Technology | — | picoPower |
| Working Registers | — | 32 general purpose |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL level] |