Keysight Technologies Inc. · Electronic Components
5251A
Mixer Stage, Frequency
Part Number5251A
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-988-9288 (NSN)
Federal Item NameMIXER STAGE,FREQUENCY
Federal Supply Class6625 — Test Instruments
Frequency Per Channel20.0 MEGAHERTZ MINIMUM INPUT CHANNEL AND 100.0 MEGAHERTZ MAXIMUM INPUT CHANNEL AND 10.0 MEGAHERTZ NOMINAL INPUT CHANNEL
External Dc Operating Voltage In V15.0 NOMINAL SINGLE VOLTAGE
Overall Length8.562 INCHES NOMINAL
Overall Width4.625 INCHES NOMINAL
Basic Shape StyleIRREGULAR
Impedance Rating Per Channel50.000 OHMS INPUT CHANNEL AND 50.000 OHMS OUTPUT CHANNEL
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 5251A available?
We can source 5251A 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 5251A by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5251A 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 5251A?
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 5251A?
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.