27C512-20HW vs 27C512-20FA 对比
详细并排对比 27C512-20HW 出自 Fujitsu 和 27C512-20FA 出自 NXP Semiconductors。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 | 27C512-20HW | 27C512-20FA |
|---|---|---|
| 品牌 | Fujitsu | NXP Semiconductors |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 停产 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.70 | $1.85 |
| 存储容量 | 512 Kbit (64K x 8) | 524,288 bit (512 Kbit) |
| 存储器类型 | CMOS EPROM (UV / OTP) | UV / OTP EPROM (non-volatile) |
| Access Time | 200 ns | — |
| 电源电压 | 5 V +/-10% | — |
| Standby Current | 20 uA typical (CMOS standby) | — |
| 存储组织 | 64K x 8 bit | 64K x 8 |
| Programming Algorithm | 100% Flashrite programming | — |
| Pinout | JEDEC-approved EPROM pinout | — |
| Outputs | Tri-state, O0 to O7 | — |
| Control Signals | CE (active-low), OE (active-low) | /CE (chip enable), /OE (output enable), /PGM |
| 封装 | LCC32 (32-lead chip carrier) | — |
| 安装类型 | Surface Mount | Through Hole |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| Programming Voltage (VPP) | [DATA_NEEDED: VPP voltage] | — |
| Active Current | [DATA_NEEDED: active supply current] | — |
| Erase Method | UV erase (UV variant) / OTP (windowless variant) | — |
| Manufacturer | Fujitsu | — |
| Maximum Access Time | — | 200 ns |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| Technology | — | CMOS EPROM |
| Temperature Grade | — | Commercial |
| Number of Terminals | — | 28 |
| Package Code | — | DIP (rectangular) |
| Access Mode | — | Asynchronous |
| 输出类型 | — | Tri-state, 8-bit parallel |
| Address Inputs | — | A0 to A15 (16-bit address bus) |
| RoHS 状态 | — | unknown |
| Operating Supply Nominal | — | 5 V |