Use this summary for discovery only. Confirm all design-critical values against current manufacturer-controlled documentation.
Common questions from engineers and buyers evaluating this part.
The 5490AFMQB from National Semiconductor is a Decade Counter. Decade Counter, Asynchronous, Up Direction, TTL, CDFP14. It is used in electronic designs requiring decade counter functionality.
The 5490AFMQB comes in a DFP-14 package with flat terminals. The body material is ceramic; pin pitch 1.27 mm.
The 5490AFMQB is Discontinued (obsolete). Remaining stock may be limited. Contact us for the most current availability and alternatives.
Commercial availability, condition, packaging and traceability are confirmed against your exact requirement through RFQ.
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Power Supply Management Circuit, Fixed, 2 Channel, PBGA9
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