ATMEGA644P-20MQ vs ATMEGA64L-8MQ 比較
詳細な並列比較: ATMEGA644P-20MQ メーカー: Microchip Technology および ATMEGA64L-8MQ 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 Nrnd
仕様比較
| パラメータ | ATMEGA644P-20MQ | ATMEGA64L-8MQ |
|---|---|---|
| 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） | $2.48 | $7.95 |
| 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) | — |
| EEPROM | 2 KB (2,048 bytes) | — |
| Operating Voltage | 5 V | — |
| Number of I/O | 32 | — |
| 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 | 64-VFQFN (9x9 mm), exposed pad |
| 実装タイプ | Surface Mount | Surface Mount |
| Temperature Grade | Industrial, extended temperature | Extended industrial |
| Packaging | Tape & Reel (TR) | Tape & Reel (R suffix) |
| Technology Feature | picoPower low-power, green/RoHS | — |
| Programming | ICSP via 2 I/O pins + reset, MPLAB SNAP compatible | — |
| Lifecycle | Mature; NRND - replaced by ATmega644PA | Mature product; not recommended for new designs; replaced by ATmega64A |
| Core | — | AVR 8-bit RISC |
| Core Size | — | 8-Bit |
| Max Clock Frequency | — | 8 MHz |
| Flash Memory Size | — | 64KB (32K x 16) |
| SRAM Size | — | 4KB |
| EEPROM Size | — | 2KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| MIPS Throughput | — | up to 8 MIPS (approx. 1 MIPS/MHz) |
| Instruction Set | — | 130 powerful instructions, most single-cycle |
| General Purpose Registers | — | 32 x 8 |
| ピン数 | — | 64 |
| Terminal Form | — | No-lead (QCCN) |
| RoHS / Green Status | — | GREEN, RoHS-compliant (Q suffix) |