Microchip Technology, Inc. Memory AT49F040A-55JU

FLASH Memory IC 4Mb (512K x 8) Parallel 55ns 32-PLCC (13.97x11.43)

Manufacturer: Microchip Technology
Win Source Part Number: 769065-AT49F040A-55JU
Packaging: Tube
Operating Temperature Range: -40°C ~ 85°C (TC)
Package: 32-LCC (J-Lead)
Mounting: SMD
Technology: FLASH
Operating Supply Voltage: 4.5 V ~ 5.5 V
Memory Type: Non-Volatile
Memory Size: 4Mb (512K x 8)
Access Time: 55ns
Part Status: Obsolete(EOL)
Family Name: AT49F040A
Categories: Integrated Circuits (ICs)
Memory Format: FLASH
Write Cycle Time - Word, Page: 40μs
Memory Interface: Parallel
Manufacturer Package: 32-PLCC
Alternative Parts (Cross-Reference): W29C040P-90B; W29C040P90BN; W29C040P-70K; W29C040P-90Z;
Introduction Date: May 02, 1997
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Popularity: Medium
Fake Threat In the Open Market: 39 pct.
Supply and Demand Status: Limited

IC FLASH 4MBIT PARALLEL 32PLCC Product overview: AT49F040A-55JU 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-AT49F040A-55JU can be used for catalog matching and distributor lookup.