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这些四路2线至1线数据选择器/多路复用器设计用于1.5 V至5.5 VV CC 操作。
?? AC157器件具有一个共同的选通(G)\输入。当选通脉冲为高电平时,所有输出均为低电平。当选通脉冲为低电平时,从两个源中选择一个4位字,并将其路由到四个输出。这些设备提供真实的数据。
| 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) |
| CD74AC157 | CD54AC157 |
|---|---|
| Encoder Multiplexer | Encoder/Multiplexer |
| AC | AC |
| 1.5 | 1.5 |
| 5.5 | 5.5 |
| 4 | 4 |
| 1.5 3.3 5 | 1.5 3.3 5 |
| 100 | 100 |
| 0.08 | 0.08 |
| 106 11.9 8.5 | 97 10.8 7.7 |
| 2:1 | 2:1 |
| Standard | Standard |
| 24 | 24/-24 |
| -24 | |
| Catalog | Military |
| -55 to 125 | -55 to 125 |
| PDIP SOIC | CDIP |
| See datasheet (PDIP) 16SOIC: 59 mm2: 6 x 9.9(SOIC) | See datasheet (CDIP) |
| 2 | 2 |
| 5 | 5 |
| 0.75 | 0.75 |
| 2 | 2 |
| 无样片 |