Manufacturer: Microchip Technology
Win Source Part Number: 125284-AT49F040A-55J
Packaging: Tube/Rail
Mounting: SMD (SMT)
Technology: FLASH
Memory Size: 4Mb (512K x 8)
Access Time: 55ns
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TC)
Case / Package: 32-PLCC
Supply Voltage - Operating: 4.5 V to 5.5 V
Memory Format: FLASH
Popularity: Medium
Fake Threat In the Open Market: 40 pct.
Supply and Demand Status: Balance
IC FLASH 4MBIT PARALLEL 32PLCC Product overview: AT49F040A-55JI 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-55JI can be used for catalog matching and distributor lookup.
FLASH Memory IC 4Mb (512K x 8) Parallel 55ns 32-PLCC (13.97x11.43)
IC FLASH 4MBIT PARALLEL 32PLCC
FLASH Memory IC 4Mbit Parallel 55 ns 32-PLCC (13.97x11.43)
IC FLASH 4MBIT PARALLEL 32PLCC
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 125284-AT49F040A-55JI | 774-AT49F040A-55JI | AT49F040A-55JI-ND | AT49F040A-55JI | AT49F040A-55JI | AT49F040A-55JI |
| Product Name | Memory - Flash - AT49F040A-55JI | Memory IC and Storage Component | Memory | Integrated Circuits (ICs) - Memory | Memory | Memory |
| Memory Category | Flash; FLASH | Flash; Non-Volatile | Flash | Flash; Non-Volatile | Flash; FLASH | Flash; Flash |
| Access Time | 55 ns | 55 ns | 55 ns | 55 ns | 55 ns | |
| Operating Temperature | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | |
| Package Type | PLCC; 32-PLCC | Tube | PLCC; 32-LCC (J-Lead) | 32-LCC (J-Lead) |
