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这些数据选择器/多路复用器包含反相器和驱动器,可为四个输出门提供全数据选择。提供单独的选通(G)\输入。从两个源中的一个中选择一个4位字,并将其路由到四个输出。
| Function |
| Technology Family |
| VCC (Min) (V) |
| VCC (Max) (V) |
| Channels (#) |
| Voltage (Nom) (V) |
| F @ Nom Voltage (Max) (Mhz) |
| ICC @ Nom Voltage (Max) (mA) |
| tpd @ Nom Voltage (Max) (ns) |
| Configuration |
| Type |
| IOL (Max) (mA) |
| IOH (Max) (mA) |
| Rating |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| Bits (#) |
| Digital input leakage (Max) (uA) |
| ESD Charged Device Model (kV) |
| ESD HBM (kV) |
| SN74HCT157 |
|---|
| Encoder Multiplexer |
| HCT |
| 4.5 |
| 5.5 |
| 4 |
| 5 |
| 25 |
| 0.08 |
| 40 |
| 2:1 |
| Standard |
| 6 |
| -6 |
| Catalog |
| -40 to 85 |
| PDIP SOIC |
| See datasheet (PDIP) 16SOIC: 59 mm2: 6 x 9.9(SOIC) |
| 2 |
| 5 |
| 0.75 |
| 2 |