Microchip Technology · EEPROM

AT28HC256-12SU

Microchip Technology EEPROM · SOIC-28-300mil

Part-number family from Atmel (now Microchip Technology, 2016). Older stock may carry Atmel markings.

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The AT28HC256-12SU is an EEPROM from Microchip Technology, supplied in a SOIC-28-300mil package. It is listed in our EEPROM catalog (Memory).

Key specifications of the AT28HC256-12SU: memory size 256Kbit, interface Parallel Port (Parallel), voltage - supply 4.5V~5.5V, operating current 80mA, operating temperature -55°C~+125°C and access time 120ns.

PartnerSemi sources the AT28HC256-12SU for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberAT28HC256-12SU
ManufacturerMicrochip Technology
Heritage brand (part family)Atmel
Product typeEEPROM
CategoryEEPROM
Package / caseSOIC-28-300mil
Access Time120ns
Data Retention - TDR (Year)10 years
InterfaceParallel Port (Parallel)
Memory Size256Kbit
Operating Current80mA
Operating Temperature-55°C~+125°C
Standby Current3mA
Voltage - Supply4.5V~5.5V
Write Cycle Endurance10000 times
Write Cycle Time(Tw)10ms

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More Microchip Technology EEPROM

Part numberTypePackageKey specs
AT28HC256-12PC EEPROM PDIP-28 256KbitParallel Port (Parallel)
AT28HC256-12PI EEPROM PDIP-28 256KbitParallel Port (Parallel)
AT28HC256-12SC EEPROM SOIC-28 256KbitParallel Port (Parallel)
AT28HC256-12SI EEPROM SOIC-28 256KbitParallel Port (Parallel)
AT28HC256-12TU EEPROM TSSOP-28-11.8mm 256KbitParallel Port (Parallel)
AT28HC256-70JC EEPROM PLCC-32(11.4x14) 256KbitParallel Port (Parallel)
AT28HC256-70JI EEPROM PLCC-32(11.4x14) 256KbitParallel Port (Parallel)
AT28HC256-70JU EEPROM PLCC-32(11.4x14) 256KbitParallel Port (Parallel)

Frequently asked questions

What is the AT28HC256-12SU?

The AT28HC256-12SU is an EEPROM from Microchip Technology, supplied in a SOIC-28-300mil package. It is listed in our EEPROM catalog (Memory).

What are the specifications of the AT28HC256-12SU?

Access Time: 120ns; Data Retention - TDR (Year): 10 years; Interface: Parallel Port (Parallel); Memory Size: 256Kbit; Operating Current: 80mA; Operating Temperature: -55°C~+125°C; Standby Current: 3mA; Voltage - Supply: 4.5V~5.5V; Write Cycle Endurance: 10000 times; Write Cycle Time(Tw): 10ms.

What package is the AT28HC256-12SU in?

The AT28HC256-12SU is listed in a SOIC-28-300mil package.

Which part numbers are similar to the AT28HC256-12SU?

Similar part numbers in our catalog include AT28HC256-12PC (Microchip Technology), AT28HC256-12PI (Microchip Technology), AT28HC256-12SC (Microchip Technology), AT28HC256-12SI (Microchip Technology), AT28HC256-12TU (Microchip Technology) and AT28HC256-70JC (Microchip Technology). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the AT28HC256-12SU?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=AT28HC256-12SU&brand=Microchip%20Technology or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.