Rockwell Collins · Electronic Components
PC72278-3
Oscillator, Crystal Controlled
Part NumberPC72278-3
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5963-01-524-3790 (NSN)
Federal Item NameOSCILLATOR,CRYSTAL CONTROLLED
Federal Supply Class5963 — Electronic Modules
Overall Length0.510 INCHES MAXIMUM
Circuit Construction TypeSOLID STATE
Overall Width0.985 INCHES NOMINAL
Overall Height0.120 INCHES MAXIMUM
Operating Temp Range-55.0 TO 125.0 CELSIUS
External Dc Operating Voltage In V4.5 MINIMUM SINGLE VOLTAGE AND 5.5 MAXIMUM SINGLE VOLTAGE
Basic Shape StyleRECTANGULAR OR SQUARE
Inclosure TypeHERMETICALLY SEALED
Frequency Per Channel50.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL
Criticality Code JustificationAGAV
Vendor Part NumbersQT22HC9M-50.000MHZ
ESD/EMICode A — ESD/EMI sensitive item
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 PC72278-3 available?
We can source PC72278-3 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 PC72278-3 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PC72278-3 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 PC72278-3?
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 PC72278-3?
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.