Atmel · Electronic Components
AT28HC256-90JI
IC EEPROM 256KBIT 90NS 32PLCC
Part NumberAT28HC256-90JI
ManufacturerAtmel
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-466-8887 (NSN)
Federal Item NameMICROCIRCUIT,MEMORY
Operating Temp Range-40.0 TO 85.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Voltage Rating-0.6 VOLTS MINIMUM INPUT AND 6.25 VOLTS MAXIMUM INPUT
Max Power Dissipation440.0 MILLIWATTS
Terminals32 J-HOOK
Enclosure ConfigurationLEADED CHIP CARRIER
Features ProvidedLOW POWER AND COMPATIBLE CMOS
Body Width0.447 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
Memory Device TypeEEPROM
Body Height0.060 INCHES MINIMUM AND 0.095 INCHES MAXIMUM
Federal Supply Class5962 — Microcircuits, Electronic
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 AT28HC256-90JI available?
We can source AT28HC256-90JI 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 AT28HC256-90JI by Atmel obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AT28HC256-90JI 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 AT28HC256-90JI?
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 AT28HC256-90JI?
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.