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Description

General part information

QS3251 Series

The QS3251 is a high-speed CMOS TTL-compatible 8:1 multiplexer/demultiplexer that has 3-state outputs. The QS3251 is a function and pinout-compatible version of the 74F251, 74FCT251, and the 74ALS/AS/LS251 8:1 multiplexers. The low ON-resistance of the QS3251 allows inputs to be connected to outputs without adding propagation delay and without generating additional ground bounce noise. Mux/Demux devices provide an order of magnitude faster speed than equivalent logic devices. The QS3251 is characterized for operation at -40 °C to +85 °C.

Technical Specifications

Parameters and characteristics for this part

SpecificationQS3251S1G
Circuit1 x 8:1
Independent Circuits1
Mounting TypeSurface Mount
Operating Temperature (Max)85 °C
Operating Temperature (Min)-40 °C
Package Length0.154 in
Package Name16-SOIC
Package Width3.9 mm
TypeMultiplexer/Demultiplexer
Voltage - Supply (Maximum)5.25 V
Voltage - Supply (Minimum)4.75 V
Voltage Supply SourceSingle Supply

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