Texas Instruments · Electronic Components
SN75121N
IC DUAL LINE DRIVERS 16-DIP
Part NumberSN75121N
ManufacturerTexas Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-028-3939 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-0.0 TO 75.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Max Power Dissipation1.0 WATTS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function2 DRIVER, LINE
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Features ProvidedHIGH SPEED AND W/SHORT CIRCUIT PROTECTION AND MONOLITHIC
Body Width0.260 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 SN75121N available?
We can source SN75121N 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 SN75121N by Texas Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SN75121N 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 SN75121N?
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 SN75121N?
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.