高速CMOS逻辑模拟多路复用器/信号分离器

 Wide Analog Input Voltage Range. . ±5 V Max VIL = 0.8 V Max, VIH = 2 V Min
• Low ON Resistance – CMOS Input Compatibility
II ≤ 1 μA at VOL, VOH – 70 Ω Typical (VCC – VEE = 4.5 V)
– 40 Ω Typical (VCC – VEE = 9 V) DESCRIPTION
• Low Crosstalk Between Switches
These devices are digitally controlled analog switches
• Fast Switching and Propagation Speeds which utilize silicon gate CMOS technology to
• Break-Before-Make Switching achieve operating speeds similar to LSTTL with the
low power consumption of standard CMOS integrated • Wide Operating Temperature Range
circuits. –55°C to 125°C
• CD54HC/CD74HC Types These analog multiplexers/demultiplexers control
analog voltages that may vary across the voltage
– Operation Control Voltage . . . . . . 2 V to 6 V
supply range (i.e., VCC to VEE). They are bidirectional
– Switch Voltage . . . . . . . . . . . . . . 0 V to 10 V switches thus allowing any analog input to be used as
« an output and vice-versa. The switches have low ON
• CD54HCT/CD74HCT Types resistance and low OFF leakages. In addition, all
three devices have an enable control which, when
– Operation Control Voltage . . . 4.5 V to 5.5 V
high, disables all switches to their OFF state.
– Switch Voltage . . . . . . . . . . . . . . . 0 V to 10
模拟输入电压范围宽。±5 V马克斯维尔= 0.8 V Max,VIH V = 2分钟
•低电阻- CMOS输入兼容性
二世≤1μA卷,VOH - 70Ω典型(——VCC = 4.5 V)
- 40Ω典型(——VCC = 9 V)描述
•低开关之间的串扰
这些设备是数控模拟开关
•快速交换和传播速度,利用硅栅CMOS技术
•闭合开关实现运营速度与LSTTL与相似
标准的低功耗CMOS集成•宽工作温度范围
电路。-55°C到125°C
•CD54HC / CD74HC类型这些模拟多路复用器/信号分离器控制
模拟电压,电压可能会有所不同
——操作控制电压。。。2 V 6 V
供应范围(即。,,VCC)。他们是双向的
——开关电压。。。。。。。。。。。。。。10 0 V开关从而允许任何被用作模拟输入
«输出,反之亦然。开关较低
•CD54HCT / CD74HCT类型电阻和低泄漏。此外,所有
三个设备有一个使控制,当
——操作控制电压。4.5 V至5.5 V
高,禁用所有切换到关闭状态。
——开关电压。。。。。。。。。。。。。。。0 V - 10