27C512-25-X vs 27C512L-15T 对比
详细并排对比 27C512-25-X 出自 Fujitsu 和 27C512L-15T 出自 WaferScale Integration。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | 27C512-25-X | 27C512L-15T |
|---|---|---|
| 品牌 | Fujitsu | WaferScale Integration |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | Obsolete | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.95 | $0.00 |
| 存储容量 | 512 Kbit (64K x 8) | — |
| 存储组织 | 65,536 words x 8 bits | 64K x 8-bit |
| 存储器类型 | UV EPROM | CMOS UV/OTP EPROM |
| Access Time | 250 ns | 150 ns (-15 speed grade) |
| Supply Voltage (Read) | 5 V +/- 10% | — |
| Technology | CMOS | — |
| 接口 | Parallel | 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, OE, VPP |
| Programming Voltage | [DATA_NEEDED: VPP programming voltage] | — |
| Standby Current | [DATA_NEEDED: standby current] | — |
| Active Current | [DATA_NEEDED: active current] | [DATA_NEEDED: active read current] |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| 封装 | 28-pin DIP (windowed ceramic or plastic OTP variant per suffix) | 32-PLCC (T suffix) |
| 安装类型 | Through Hole | Surface Mount |
| Pinout | JEDEC-approved 27C512 pinout | — |
| RoHS 状态 | unknown (legacy non-RoHS-era part) | unknown |
| Density | — | 512 Kilobit (64K x 8) |
| 电源电压 | — | +5 V +/-10% |
| Programming Voltage (VPP) | — | +12.5 V |
| Programming Algorithm | — | 100% Flashrite programming |
| Standby Current (CMOS) | — | 20 uA typical |
| Pinout Standard | — | JEDEC-approved 27C512 pinout |
| 输出类型 | — | Tri-state, 8-bit data bus (O0-O7) |
| Address Inputs | — | A0-A15 (16 address lines) |