ATMEGA325A-AU vs ATMEGA645A-AU 比較
詳細な並列比較: ATMEGA325A-AU メーカー: Microchip Technology および ATMEGA645A-AU 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
ATMEGA325A-AU - AVR 8-bit MCU 32KB Flash 20MHz 64TQFP | Microchip
ATMEGA325A-AU ✓ 生産中Microchip Technology
ATMEGA645A-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645A-AU ✓ 生産中仕様比較
| パラメータ | ATMEGA325A-AU | ATMEGA645A-AU |
|---|---|---|
| ブランド | Microchip Technology | Microchip Technology |
| カテゴリ | Microcontrollers | Microcontrollers |
| ライフサイクル状態 | 有効 | 有効 |
| 在庫状況 | In Stock | In Stock |
| 単価（USD） | $3.12 | $3.95 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB (16K x 16) ISP Flash with read-while-write | 64 KB (32K x 16) In-System Programmable |
| SRAM | 2 KB | 4 KB |
| EEPROM | 1 KB | 2 KB |
| 最大クロック周波数 | 20 MHz | — |
| Instructions | 131 powerful instructions, most single-cycle | — |
| General Purpose I/O | 54 lines | 54 GPIO |
| Working Registers | 32 general purpose registers | — |
| Debug / Test Interface | JTAG (on-chip debug and boundary scan) | — |
| 電源電圧 | 4.5 V to 5.5 V | 4.5 V to 5.5 V (16 MHz operation) |
| パッケージ | 64-TQFP, 14 x 14 mm, 0.8 mm pitch | 64-TQFP (14x14 mm) |
| 実装タイプ | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | — |
| RoHS ステータス | Green (lead-free, per FindIC listing) | Compliant |
| Lifecycle Stage | ACTIVE | — |
| 動作温度範囲 | [DATA_NEEDED: operating temperature range] | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Max CPU Frequency | — | 16 MHz |
| 動作温度 | — | [DATA_NEEDED: operating temperature range] |
| ADC | — | 10-bit, up to 8 channels |
| LCD Controller | — | Yes, up to 4 COM x 25 SEG |
| Communication Interfaces | — | USART, SPI, TWI (I2C) |
| Timers | — | 2 x 8-bit, 1 x 16-bit (plus watchdog) |
| ピン数 | — | 64 |
| MSLレベル | — | [DATA_NEEDED: moisture sensitivity level] |