Mf Electronics · Electronic Components
M1245-20M
Oscillator, Crystal Controlled
Part NumberM1245-20M
ManufacturerMf Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-286-5571 (NSN)
Federal Item NameOSCILLATOR,CRYSTAL CONTROLLED
Federal Supply Class5955 — Crystals and Oscillators
Overall Height0.365 INCHES NOMINAL
Inclosure TypeHERMETICALLY SEALED
External Dc Operating Voltage In V4.5 MINIMUM SINGLE VOLTAGE AND 5.5 MAXIMUM SINGLE VOLTAGE
Shock Pulse Duration Time0.35 MILLISECONDS
Operating Temp Range+0.0 TO 70.0 CELSIUS
Operating Control MethodAUTOMATIC
Connection Contact Type And Quanti4 PIN EXTERNAL
Overall Width0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
Connection TypePIN BOTTOM
Vibration Resistance Amplitude20.0 GRAVITATIONAL UNITS
Control TypeREMOTE
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 M1245-20M available?
We can source M1245-20M 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 M1245-20M by Mf Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M1245-20M 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 M1245-20M?
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 M1245-20M?
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.