Infineon Technologies Americas · Electronic Components
CY7C251-55LMB
MICROCIRCUIT,MEMORY — NSN 5962-01-407-1588
Part NumberCY7C251-55LMB
ManufacturerInfineon Technologies Americas
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-407-1588 (NSN)
Federal Item NameMICROCIRCUIT,MEMORY
Federal Supply Class5962 — Microcircuits, Electronic
Operating Temp Range-55.0 TO 125.0 CELSIUS
Voltage Rating5.0 VOLTS NOMINAL POWER SOURCE
Terminals32 LEADLESS
Enclosure ConfigurationLEADLESS FLAT PACK
Memory Device TypePROM
Time Rating Per Chacteristic55.00 NANOSECONDS MAXIMUM INPUT TO OUTPUT ACCESS
Features ProvidedPROGRAMMABLE
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 CY7C251-55LMB available?
We can source CY7C251-55LMB 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 CY7C251-55LMB by Infineon Technologies Americas obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CY7C251-55LMB 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 CY7C251-55LMB?
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 CY7C251-55LMB?
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.