ATMEGA325P-20AUR vs ATMEGA329P-20AU 比較
詳細な並列比較: ATMEGA325P-20AUR メーカー: Microchip Technology および ATMEGA329P-20AU 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。
仕様比較
| パラメータ | ATMEGA325P-20AUR | ATMEGA329P-20AU |
|---|---|---|
| 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） | $4.11 | $4.71 |
| Core Architecture | AVR 8-bit RISC | AVR (8-bit RISC, Harvard) |
| CPU Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS at 20 MHz |
| Flash Program Memory | 32 KB (16K x 16) | — |
| SRAM | 2 KB | 2 KB (2K x 8) |
| EEPROM | 1 KB | 1 KB |
| ADC | 8-channel, 10-bit | 10-bit, up to 8 single-ended channels |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| Instructions | 131 powerful instructions, most single-cycle | — |
| Debug Interface | JTAG (on-chip debug and boundary scan) | JTAG (IEEE 1149.1 compliant) |
| I/O Lines | 54 general-purpose I/O | — |
| Low Power Technology | picoPower | — |
| パッケージ | 64-TQFP (14x14 mm) | 64-pin TQFP (14x14 mm, 0.8 mm pitch) |
| 実装タイプ | Surface Mount | Surface Mount |
| 動作温度 | -40C to +85C (industrial) | -40C to +85C (industrial, -A suffix) |
| Programming | In-System Programmable (ISP) Flash | — |
| RoHS ステータス | Compliant | Compliant (Pb-free / Green) |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| Program Memory (Flash) | — | 32 KB (16K x 16), In-System Programmable with RWW |
| Maximum Clock Speed | — | 20 MHz |
| Supply Voltage (Vcc) | — | 2.7 V to 5.5 V (10 MHz max below 4.5 V; 20 MHz requires 4.5-5.5 V) |
| General-Purpose I/O Pins | — | 54 |
| General-Purpose Working Registers | — | 32 |
| PWM Channels | — | 6 |
| Communication Peripherals | — | 2x USART, 1x TWI (I2C), 1x SPI (also ISP) |
| Power-Save Modes | — | Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby (picoPower) |
| QTouch Support | — | Yes (peripheral touch controller via library) |