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QS32257 - HIGH-SPEED CMOS QUICKSWITCH QUAD 2:1 MUX/DEMUX

Download the QS32257 datasheet PDF. This datasheet also covers the QS3257 variant, as both devices belong to the same high-speed cmos quickswitch quad 2:1 mux/demux family and are provided as variant models within a single manufacturer datasheet.

General Description

The QS3257 is a high-speed CMOS LVTTL-compatible Quad 2:1 multiplexer/demultiplexer.TheQS3257isafunctionandpinoutcompatibleQuickSwitch version of the 74F257, 74FCT257, and the 74ALS/AS/LS257 Quad 2:1 multiplexers.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (QS3257-IDT.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number QS32257
Manufacturer IDT
File Size 46.82 KB
Description HIGH-SPEED CMOS QUICKSWITCH QUAD 2:1 MUX/DEMUX
Datasheet download datasheet QS32257 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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QUICKSWITCH® PRODUCTS HIGH-SPEED CMOS QUICKSWITCH QUAD 2:1 MUX/DEMUX QS3257 QS32257 FEATURES/BENEFITS • Enhanced N channel FET with no inherent diode to VCC • 5Ω bidirectional switches connect inputs to outputs • Pin compatible with the 74F257, 74FCT257, and 74FCT257T • Zero propagation delay, zero ground bounce • TTL-compatible control inputs • Undershoot clamp diodes on all switch and control pins • Available in SOIC (S1), QSOP • QS32257 is 25Ω version for low noise APPLICATIONS • Logic replacement • Video, audio, graphics switching, muxing • Hot-swapping, hot-docking (Application Note AN-13) • Voltage translation (5V to 3.3V; Application Note 11) • Bus funneling DESCRIPTION The QS3257 is a high-speed CMOS LVTTL-compatible Quad 2:1 multiplexer/demultiplexer.