Product Overview 74FST3257: Quad 2:1 Multiplexer/Demultiplexer (Mux/Demux) Bus Switch For complete documentation, see the data sheet Product Description 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. Features • • • • • • • • RON < 4 Ω 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: QSOP-16, TSSOP-16, SOIC-16 Pb-Free Packages are Available Applications • Networking, mobile devices, Laptop, Data Com cicuits, Voltage Translation applications Part Electrical Specifications Product Compliance Status Channels Number of Switches Configuratio n Icc Max (µA) ron Max (Ω) VCC Min (V) VCC Max (V) Package Type 74FST3257DR2G Pb-free Active 4 4 SPDT 3 4 4 5.5 SOIC-16 Active 4 4 SPDT 3 4 4 5.5 TSSOP-16 Active 4 4 SPDT 3 4 4 5.5 QFN-16 Active 4 4 SPDT 3 4 4 5.5 SOIC-16 Halide free 74FST3257DTR2G Pb-free Halide free 74FST3257MNTWG Pb-free Halide free NLV74FST3257DR2G AEC Qualified PPAP Capable Pb-free Halide free For more information please contact your local sales support at www.onsemi.com Created on: 6/30/2016