Cmc Electronics Inc. · Electronic Components
456-645
Oscillator, Crystal Controlled
Part Number456-645
ManufacturerCmc Electronics Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-179-5195 (NSN)
Federal Item NameOSCILLATOR,CRYSTAL CONTROLLED
Federal Supply Class5955 — Crystals and Oscillators
External Dc Operating Voltage In V12.0 NOMINAL SINGLE VOLTAGE
FSC Application DataPIEZOELECTRIC CRYSTALS
Frequency Per Channel1.0 KILOHERTZ NOMINAL 1ST OUTPUT CHANNEL AND 50.0 KILOHERTZ NOMINAL 2ND OUTPUT CHANNEL AND 100.0 HERTZ NOMINAL 3RD OUTPU
Circuit Construction TypeSOLID STATE
Individual Section Quantity3
Average Life MeasurementNOT RATED
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 456-645 available?
We can source 456-645 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 456-645 by Cmc Electronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 456-645 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 456-645?
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 456-645?
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.