Not Required · Electronic Components
CD4021BF
CD4000-series CMOS 8-stage shift register
Part NumberCD4021BF
ManufacturerNot Required
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-425-1772 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-55.0 TO 125.0 CELSIUS
Voltage Rating5.0 VOLTS MINIMUM POWER SOURCE AND 15.0 VOLTS MAXIMUM POWER SOURCE
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
Design Function1 REGISTER, SHIFT, PARALLEL
Terminals16 PIN
Enclosure ConfigurationDUAL-IN-LINE
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 CD4021BF available?
We can source CD4021BF 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 CD4021BF by Not Required obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CD4021BF 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 CD4021BF?
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 CD4021BF?
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.