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CD4066B-Q1是一款四边形双向开关,用于模拟或数字信号的传输或多路复用。它与CD4016B引脚兼容,但具有低得多的导通电阻。此外,导通电阻在整个信号输入范围内相对恒定。
CD4066B-Q1由四个双向开关组成,每个开关都有独立控制。给定开关中的p和n器件都被控制信号同时接通或断开。如图所示,每个开关上的n通道器件的阱连接到输入(当开关打开时)或连接到VSS(当开关关闭时)。这种配置消除了开关晶体管阈值电压随输入信号的变化,从而在整个工作信号范围内保持导通状态电阻低。
单通道开关的优势包括峰值输入信号电压摆幅等于全电源电压,输入信号范围内的导通状态阻抗更恒定。但是,对于采样保持应用,建议使用CD4016B。
| Configuration |
| Number of Channels (#) |
| Power Supply Type |
| Vss (Min) (V) |
| Vss (Max) (V) |
| Vdd (Min) (V) |
| Vdd (Max) (V) |
| Ron (Typ) (Ohms) |
| Bandwidth (MHz) |
| Rating |
| Operating Temperature Range (C) |
| Package Size: mm2:W x L (PKG) |
| Package Group |
| Supply Range (Max) |
| Ron (Max) (Ohms) |
| Input/Output Continuous Current (Max) (mA) |
| Supply Current (Typ) (uA) |
| Supply Current (Max) (uA) |
| Features |
| ESD Charged Device Model (kV) |
| ESD HBM (kV) |
| VIL (Max) (V) |
| VIH (Min) (V) |
| CD4066B-Q1 | CD4066B | CD4066B-MIL |
|---|---|---|
| 1:1 SPST | 1:1 SPST | 1:1 SPST |
| 4 | 4 | 4 |
| Single Dual | Single Dual | |
| -15 | -15 | |
| 0 | 0 | |
| 3 | 3 | |
| 18 | 18 | |
| 125 | 125 | 125 |
| 40 | 40 | |
| Automotive | Catalog | Military |
| -40 to 125 | -55 to 125 | -55 to 125 |
| 14SOIC: 52 mm2: 6 x 8.65(SOIC) | See datasheet (PDIP) 14SO: 80 mm2: 7.8 x 10.2(SO) 14SOIC: 52 mm2: 6 x 8.65(SOIC) 14TSSOP: 32 mm2: 6.4 x 5(TSSOP) | See datasheet (CDIP) |
| SOIC | PDIP SO SOIC TSSOP | CDIP |
| 18 | 18 | |
| 1300 | 1300 | 240 |
| 10 | 10 | |
| 0.01 | 0.01 | |
| 5 | 30 | |
| Dual supply | Dual supply | |
| 1 | 1.5 | |
| 0.5 | 0.5 | |
| 2 | 2 | |
| Vdd*.7 | Vdd*.7 | |
| 无样片 |