National Semiconductor · Electronic Components
LMC555CN
Part NumberLMC555CN
ManufacturerNational Semiconductor
AvailabilityIn stock — ships fast
Specifications
NSN5962-01-441-3597 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-40.0 TO 85.0 CELSIUS
Voltage Rating5.0 VOLTS NOMINAL POWER SOURCE
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
Design Function1 TIMER, ANALOG
Terminals8 PIN
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
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 LMC555CN in stock?
Yes — LMC555CN is in our stock database. Request a quote for current pricing and lead time.
Is LMC555CN by National Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LMC555CN 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 LMC555CN?
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 LMC555CN?
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.