Microchip Technology, Inc. Memory - EEPROM - AT28HC256-70SI AT28HC256-70SI

Manufacturer: Microchip Technology
Win Source Part Number: 768955-AT28HC256-70SI
Packaging: Tube
Operating Temperature Range: -40°C ~ 85°C (TC)
Package: 28-SOIC (0.295", 7.50mm Width)
Mounting: SMD
Technology: EEPROM
Operating Supply Voltage: 4.5 V ~ 5.5 V
Memory Type: Non-Volatile
Memory Size: 256Kb (32K x 8)
Access Time: 70ns
Part Status: Obsolete(EOL)
Family Name: AT28HC256
Categories: Integrated Circuits (ICs)
Memory Format: EEPROM
Write Cycle Time - Word, Page: 10ms
Memory Interface: Parallel
Manufacturer Package: 28-SOIC
Alternative Parts (Cross-Reference): X28VC256SI-70; X28VC256S-70; X28VC256SM-70; X28VC256SMB-70;
Introduction Date: November 25, 1996
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Popularity: Medium
Fake Threat In the Open Market: 40 pct.
Supply and Demand Status: Limited

IC EEPROM 256KBIT PAR 28SOIC Product overview: AT28HC256-70SI from Microchip Technology is a Memory IC and Storage Component for data storage, firmware boot, embedded logging, industrial controllers, computing modules, and replacement sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, Memory IC and Storage Component, Memory ICs Products. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 774-AT28HC256-70SI can be used for catalog matching and distributor lookup.