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National Semiconductor  · Electronic Components

DM54LS155J

MICROCIRCUIT,DIGITAL — NSN 5962-01-066-5022

Part NumberDM54LS155J
ManufacturerNational Semiconductor
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-55.0 TO 125.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function2 DECODER, TWO TO FOUR LINE
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialCERAMIC AND GLASS
Features ProvidedLOW POWER AND SCHOTTKY AND MONOLITHIC AND W/STROBE
Body Height0.180 INCHES NOMINAL
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM
Input Circuit Pattern6 INPUT
Federal Supply Class5962 — Microcircuits, Electronic
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RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant

Frequently asked

Is DM54LS155J available?
We can source DM54LS155J even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is DM54LS155J by National Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If DM54LS155J has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like DM54LS155J?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for DM54LS155J?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.