Rochester Electronics LLC · Prom
8202505YA
PROM, UV ERASABLE, 16K X 8, 250 NS ACCESS TIME
Part Number8202505YA
ManufacturerRochester Electronics LLC
AvailabilityAvailable to order — request a quote
Specifications
Generic Part Number27128A-25
Pin Count28
Package DescriptorY
Approved SourcesROCHESTER
QML ListedYes — on the Qualified Manufacturers List
Vendor Part NumbersMC27128A-25/BYA
Federal Supply Class5962 — Microcircuits, Electronic
CAGE CodesROCHESTER: 3V146
NSN5962-01-264-5447 (NSN)
Federal Item NameMICROCIRCUIT,MEMORY
Operating Temp Range-55.0 TO 125.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Voltage Rating0.6 VOLTS MINIMUM TOTAL SUPPLY AND 6.3 VOLTS MAXIMUM TOTAL SUPPLY
Current Rating50.00 MILLIAMPERES NOMINAL SUPPLY
Max Power Dissipation1.0 WATTS
Output Logic FormN-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC
Terminals28 PRINTED CIRCUIT
Overall Height0.357 INCHES MINIMUM AND 0.432 INCHES MAXIMUM
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialCERAMIC
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 8202505YA available?
We can source 8202505YA 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 8202505YA by Rochester Electronics LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8202505YA 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 8202505YA?
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 8202505YA?
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.