27C256-17 vs 27C256A-12 比較
詳細並排比較 27C256-17 由 Microchip Technology 與 27C256A-12 由 NEC. 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。
Microchip Technology
27C256-17 - 256Kbit UV EPROM 170ns 32Kx8 | Microchip Technology
27C256-17 Obsolete規格比較
| 參數 | 27C256-17 | 27C256A-12 |
|---|---|---|
| 品牌 | Microchip Technology | NEC |
| 類別 | Memory ICs | Memory ICs |
| 生命週期狀態 | Obsolete | Obsolete |
| 記憶體類型 | EPROM - UV (windowed) | UV EPROM |
| 記憶體容量 | 256 Kbit | 256 Kbit (32K x 8) |
| 組織 | 32K x 8 | 32K x 8 |
| Access Time | 170 ns | 120 ns |
| 介面 | Parallel | Parallel |
| 供應電壓 | 4.5 V to 5.5 V | — |
| Technology | CMOS | CMOS |
| Temperature Grade | Commercial | — |
| 封裝 | CDIP-28 (windowed CERDIP, 0.6 inch) | 28-pin DIP |
| Number of Terminals | 28 | — |
| 安裝類型 | Through Hole | Through Hole |
| Address Lines | A0 - A14 (15) | — |
| Data Lines | 8-bit bidirectional | — |
| Control Signals | /CE, /OE, VPP | — |
| Erase Method | Ultraviolet light (quartz window) | Ultraviolet light |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | unknown |
| 工作溫度 | [DATA_NEEDED: operating temperature range] | 0C to +70C (commercial) |
| Supply Voltage (VCC) | — | 5 V |
| Programming Voltage (VPP) | — | [DATA_NEEDED: programming voltage VPP] |
| Standby Current | — | [DATA_NEEDED: standby current] |
| Active Current | — | [DATA_NEEDED: active current] |
| 生命週期狀態 | — | Obsolete (legacy product) |