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Common questions from engineers and buyers evaluating this part.
The 54AC139LM from National Semiconductor is an Other Decoder/Driver. Decoder/Driver, AC Series, Inverted Output, CMOS, CQCC20. It is used in electronic designs requiring other decoder/driver functionality.
The 54AC139LM comes in a QCCN-20 package with no lead terminals. The body material is ceramic, metal-sealed cofired; length 8.89 mm; pin pitch 1.27 mm.
The 54AC139LM is Discontinued (obsolete). Remaining stock may be limited. Contact us for the most current availability and alternatives.
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