ATMEGA644P-20PU vs ATMEGA1284P-PU 比較
詳細な並列比較: ATMEGA644P-20PU メーカー: Microchip Technology および ATMEGA1284P-PU 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-20PU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20PU ✓ 生産中
仕様比較
| パラメータ | ATMEGA644P-20PU | ATMEGA1284P-PU |
|---|---|---|
| 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） | $8.55 | $6.05 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Core Size | 8-bit | — |
| Max Clock Frequency | 20 MHz | 20 MHz |
| Flash Memory | 64KB (32K x 16) | 128 KB (64K x 16) ISP Flash |
| SRAM | 4KB | 16 KB |
| EEPROM | 2KB | 4 KB |
| I/O Count | 32 | — |
| ADC Channels | 8 channels, 10-bit | — |
| PWM Channels | 6 | — |
| Timers/Counters | 3 | — |
| Communication Interfaces | I2C, SPI, UART/USART (2 x USART) | — |
| Supply Voltage (max speed) | 5 V (4.5V to 5.5V) | — |
| 動作温度 | -40C to +85C | — |
| パッケージ | 40-PDIP (0.600 inch width) | 40-PDIP (through-hole) |
| 実装タイプ | Through Hole | Through Hole |
| Program Memory Type | ISP FLASH (read-while-write) | — |
| Technology | picoPower low-power CMOS | — |
| RoHS ステータス | [DATA_NEEDED: RoHS compliance status] | — |
| MSLレベル | N/A (through-hole) | — |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| GPIO Count | — | 32 general purpose I/O lines |
| ADC | — | 8-channel 10-bit |
| USART Count | — | 2 |
| Timer/Counters | — | 3 with compare modes and PWM |
| Serial Interfaces | — | 2x USART, TWI (I2C-compatible), SPI |
| Special Features | — | picoPower, Real Time Counter, Read-While-Write Flash |
| Instruction Set Throughput | — | Up to 1 MIPS per MHz |
| Working Registers | — | 32 general purpose |
| ライフサイクル状態 | — | Active |