74FST3257QSR集成电路（IC）的信号开关多路复用器解码器规格书PDF中文资料

74FST3257QSR属于集成电路（IC）的信号开关多路复用器解码器。由安森美半导体公司制造生产的74FST3257QSR信号开关，多路复用器，解码器逻辑型信号开关、多路复用器和编码器 IC 可用于对以数字格式表示数据的电信号进行路由和选择。这些器件与设计用于模拟信号的类似产品有所不同，它们保留的信息表示为两个电状态之一，而不是两个外部界限内的无穷变化量。

Quad 2:1 Multiplexer/Demultiplexer Bus Switch

The ON Semiconductor 74FST3257 is a quad 2:1, high performance multiplexer/demultiplexer bus switch. The device is CMOS TTL compatible when operating between 4 and 5.5 Volts. The device exhibits extremely low RON and adds nearly zero propagation delay. The device adds no noise or ground bounce to the system.

特性 Features

• RON < 4Ω Typical

• Less Than 0.25 ns−Max Delay Through Switch

• Nearly Zero Standby Current

• No Circuit Bounce

• Control Inputs are TTL/CMOS Compatible

• Pin−For−Pin Compatible With QS3257, FST3257, CBT3257

• All Popular Packages: SOIC−16, TSSOP−16, QSOP−16

• Pb−Free Packages are Available