Texas Instruments · Electronic Components
SN74AS21N
IC GATE AND DUAL 4INP 14-DIP
Part NumberSN74AS21N
ManufacturerTexas Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-346-7318 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range+0.0 TO 70.0 CELSIUS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function2 GATE, AND
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Features ProvidedSCHOTTKY
Input Circuit PatternDUAL 4 INPUT
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 SN74AS21N available?
We can source SN74AS21N 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 SN74AS21N by Texas Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SN74AS21N 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 SN74AS21N?
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 SN74AS21N?
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.