27C512-20HW vs 27C512L-15T 对比
详细并排对比 27C512-20HW 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 | 27C512-20HW | 27C512L-15T |
|---|---|---|
| 品牌 | Fujitsu | WaferScale Integration |
| 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 | $0.00 |
| 存储容量 | 512 Kbit (64K x 8) | — |
| 存储器类型 | CMOS EPROM (UV / OTP) | CMOS UV/OTP EPROM |
| Access Time | 200 ns | 150 ns (-15 speed grade) |
| 电源电压 | 5 V +/-10% | +5 V +/-10% |
| Standby Current | 20 uA typical (CMOS standby) | — |
| 存储组织 | 64K x 8 bit | 64K x 8-bit |
| Programming Algorithm | 100% Flashrite programming | 100% Flashrite programming |
| Pinout | JEDEC-approved EPROM pinout | — |
| Outputs | Tri-state, O0 to O7 | — |
| Control Signals | CE (active-low), OE (active-low) | CE, OE, VPP |
| 封装 | LCC32 (32-lead chip carrier) | 32-PLCC (T suffix) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Programming Voltage (VPP) | [DATA_NEEDED: VPP voltage] | +12.5 V |
| Active Current | [DATA_NEEDED: active supply current] | [DATA_NEEDED: active read current] |
| Erase Method | UV erase (UV variant) / OTP (windowless variant) | — |
| Manufacturer | Fujitsu | — |
| Density | — | 512 Kilobit (64K x 8) |
| Standby Current (CMOS) | — | 20 uA typical |
| 接口 | — | Parallel |
| 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) |
| RoHS 状态 | — | unknown |