27C512-25-X vs 27C512-20FA 比較
詳細並排比較 27C512-25-X 由 Fujitsu 與 27C512-20FA 由 NXP Semiconductors. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | 27C512-25-X | 27C512-20FA |
|---|---|---|
| 品牌 | Fujitsu | NXP Semiconductors |
| 類別 | Memory ICs | Memory ICs |
| 生命週期狀態 | Obsolete | Obsolete |
| 記憶體容量 | 512 Kbit (64K x 8) | 524,288 bit (512 Kbit) |
| 組織 | 65,536 words x 8 bits | 64K x 8 |
| 記憶體類型 | UV EPROM | UV / OTP EPROM (non-volatile) |
| Access Time | 250 ns | — |
| Supply Voltage (Read) | 5 V +/- 10% | — |
| Technology | CMOS | CMOS EPROM |
| 介面 | Parallel | — |
| Address Lines | 15 (A0-A14) | — |
| Data Lines | 8 (D0-D7), 3-state outputs | — |
| Control Signals | /CE (chip enable), /OE (output enable), /PGM (program) | /CE (chip enable), /OE (output enable), /PGM |
| Programming Voltage | [DATA_NEEDED: VPP programming voltage] | — |
| Standby Current | [DATA_NEEDED: standby current] | — |
| Active Current | [DATA_NEEDED: active current] | — |
| 工作溫度 | [DATA_NEEDED: operating temperature range] | — |
| 封裝 | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) | — |
| 安裝類型 | Through Hole | Through Hole |
| Pinout | JEDEC-approved 27C512 pinout | — |
| RoHS 狀態 | unknown (legacy non-RoHS-era part) | unknown |
| Maximum Access Time | — | 200 ns |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| Temperature Grade | — | Commercial |
| Number of Terminals | — | 28 |
| Package Code | — | DIP (rectangular) |
| Access Mode | — | Asynchronous |
| 輸出類型 | — | Tri-state, 8-bit parallel |
| Address Inputs | — | A0 to A15 (16-bit address bus) |
| Operating Supply Nominal | — | 5 V |