Fairchild Semiconductor · Electronic Components
DM74LS20N
IC GATE NAND DUAL 4INPUT 14-DIP
Part NumberDM74LS20N
ManufacturerFairchild Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-038-3457 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range+0.0 TO 70.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Max Power Dissipation4.0 MILLIWATTS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function2 GATE, NAND
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Features ProvidedW/TOTEM POLE OUTPUT AND POSITIVE OUTPUTS AND LOW POWER AND SCHOTTKY
Body Length0.710 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
Body Height0.180 INCHES NOMINAL
Federal Supply Class5962 — Microcircuits, Electronic
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
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is DM74LS20N available?
We can source DM74LS20N 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 DM74LS20N by Fairchild Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If DM74LS20N 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 DM74LS20N?
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 DM74LS20N?
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.