27C512-20FA vs 27C512-15FA 对比
详细并排对比 27C512-20FA 出自 NXP Semiconductors 和 27C512-15FA 出自 ASI。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 | 27C512-20FA | 27C512-15FA |
|---|---|---|
| 品牌 | NXP Semiconductors | ASI |
| 分类 | Memory ICs | EEPROM |
| 生命周期状态 | Obsolete | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.85 | $1.65 |
| 存储容量 | 524,288 bit (512 Kbit) | 512 Kbit (64K x 8) |
| 存储组织 | 64K x 8 | 65,536 x 8 bit |
| Maximum Access Time | 200 ns | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| Technology | CMOS EPROM | CMOS |
| 存储器类型 | UV / OTP EPROM (non-volatile) | CMOS UV EPROM (UVPROM) |
| Temperature Grade | Commercial | Commercial |
| Number of Terminals | 28 | 28 |
| Package Code | DIP (rectangular) | — |
| 安装类型 | Through Hole | Through Hole |
| Access Mode | Asynchronous | — |
| 输出类型 | Tri-state, 8-bit parallel | — |
| Address Inputs | A0 to A15 (16-bit address bus) | — |
| Control Signals | /CE (chip enable), /OE (output enable), /PGM | — |
| RoHS 状态 | unknown | — |
| Operating Supply Nominal | 5 V | — |
| Access Time | — | 150 ns |
| 电源电压 | — | 5 V (typical operating) |
| 封装 | — | CDIP-28 (ceramic DIP, 0.600 in / 15.24 mm, UV window) |
| Erase Method | — | Ultraviolet light (quartz window) |
| Programming Method | — | Standard EPROM programmer (elevated VPP) |
| 接口类型 | — | Parallel |
| Lead Free Status / RoHS Status | — | [DATA_NEEDED: RoHS status] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Standby Current | — | [DATA_NEEDED: standby current] |