ATMEGA644P-20MQ vs ATMEGA324P-20MQ 比較
詳細な並列比較: ATMEGA644P-20MQ メーカー: Microchip Technology および ATMEGA324P-20MQ メーカー: Microchip Technology。主要仕様、電気的特性、パッケージ、ライフサイクルステータス、価格、在庫状況を比較して、設計要件に最適な部品を判断してください。
Microchip Technology
ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip
ATMEGA644P-20MQ NrndMicrochip Technology
ATMEGA324P-20MQ - 8-bit AVR MCU 32KB 20MHz VQFN-44 | Microchip
ATMEGA324P-20MQ ✓ 生産中仕様比較
| パラメータ | ATMEGA644P-20MQ | ATMEGA324P-20MQ |
|---|---|---|
| ブランド | Microchip Technology | Microchip Technology |
| カテゴリ | Microcontrollers | Microcontrollers |
| ライフサイクル状態 | NRND | 有効 |
| 在庫状況 | In Stock | In Stock |
| 単価（USD） | $2.48 | $4.15 |
| Core Architecture | AVR 8-bit RISC | — |
| CPU Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS (1 MIPS per MHz) | — |
| Flash Program Memory | 64 KB (32K x 16) | — |
| SRAM | 4 KB (4,096 bytes) | 2 KB |
| EEPROM | 2 KB (2,048 bytes) | 1 KB |
| Operating Voltage | 5 V | — |
| Number of I/O | 32 | 32 general purpose I/O lines |
| Digital Communication Peripherals | 2 UART | — |
| Oscillator Type | Internal | — |
| Instructions | 131 powerful instructions, most single-cycle | — |
| パッケージ | 44-VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm), exposed pad |
| 実装タイプ | Surface Mount | Surface Mount |
| Temperature Grade | Industrial, extended temperature | — |
| Packaging | Tape & Reel (TR) | — |
| Technology Feature | picoPower low-power, green/RoHS | — |
| Programming | ICSP via 2 I/O pins + reset, MPLAB SNAP compatible | — |
| Lifecycle | Mature; NRND - replaced by ATmega644PA | — |
| Core | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| 最大クロック周波数 | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) ISP |
| 電源電圧 | — | 5 V |
| 動作温度範囲 | — | Extended temperature (M suffix) |
| Instruction Set | — | 131 powerful instructions |
| Working Registers | — | 32 general purpose registers |
| Low Power Technology | — | picoPower |
| Programming / Debug | — | ICSP, JTAG |
| Timers / RTC | — | Real time counter plus three flexible timers |
| RoHS ステータス | — | Green package (per FindIC listing) |