ATMEGA644P-20MQR vs ATMEGA644-20AU 比較
詳細な並列比較: ATMEGA644P-20MQR メーカー: Microchip Technology および ATMEGA644-20AU 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。
Microchip Technology
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU Nrnd仕様比較
| パラメータ | ATMEGA644P-20MQR | ATMEGA644-20AU |
|---|---|---|
| ブランド | Microchip Technology | Microchip Technology |
| カテゴリ | Microcontrollers | Microcontrollers |
| ライフサイクル状態 | NRND | NRND |
| 在庫状況 | In Stock | In Stock |
| 単価（USD） | $4.30 | $4.96 |
| Core Processor | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Speed (Max Clock) | 20 MHz | — |
| Flash Program Memory | 64 KB (32K x 16) | — |
| SRAM | 4 KB (4K x 8) | 4 KB |
| EEPROM | 2 KB | 2 KB |
| Number of I/O | 32 | — |
| Supply Voltage (VCC) | 4.5 V to 5.5 V (at 20 MHz) | — |
| Oscillator Type | Internal | — |
| USART Count | 2 (P variant dual USART) | — |
| Timers | Two 8-bit, one 16-bit | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit successive approximation |
| Communication Interfaces | USART x2, SPI, TWI (I2C) | — |
| Debug Interface | JTAG (on-chip debug, boundary scan) | JTAG (IEEE 1149.1) with on-chip debug |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Low Power Technology | picoPower | — |
| 動作温度 | -40C to +105C (extended, M grade) | — |
| パッケージ / ケース | 44-VQFN (7x7 mm) exposed pad (MLF) | — |
| 実装タイプ | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| RoHS / Green Status | GREEN, RoHS compliant | — |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory | — | 64 KB In-System Programmable Flash (32K x 16) |
| 最大クロック周波数 | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O Pins | — | 32 |
| General Purpose Working Registers | — | 32 |
| USART Interfaces | — | 2 |
| Timer/Counters | — | 2 x 8-bit, 1 x 16-bit with compare and PWM modes |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| SPI Interface | — | 1 (master/slave) |
| パッケージ | — | 44-TQFP (10x10 mm) |
| 動作温度範囲 | — | -40C to +85C |
| Sleep Modes | — | 6 (Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby) |
| RoHS ステータス | — | Compliant |