Texas Instruments · Electronic Components
CD4021BF3A
CD4000-series CMOS 8-stage shift register
Part NumberCD4021BF3A
ManufacturerTexas Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-098-7421 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-55.0 TO 125.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Voltage Rating-0.5 VOLTS MINIMUM POWER SOURCE AND 18.0 VOLTS MAXIMUM POWER SOURCE
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
Design Function1 SHIFT REGISTER, STATIC
Terminals16 PRINTED CIRCUIT
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialCERAMIC
Terminal Surface TreatmentSOLDER
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND LOW POWER AND ASYNCHRONOUS AND POSITIVE OUTPUTS
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 CD4021BF3A available?
We can source CD4021BF3A 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 CD4021BF3A by Texas Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CD4021BF3A 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 CD4021BF3A?
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 CD4021BF3A?
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.