AT28C040-25FJ
EEPROM, 512KX8, 250ns, Parallel, CMOS, CDFP32Manufacturer: Microchip Technology
Categories: EEPROMs
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The Microchip Technology AT28C040-25FJ is a 4-Mbit, high-performance CMOS EEPROM. This device offers a memory organization of 512K x 8 bits, providing 524,288 words of storage. With an access time of 250ns, it supports rapid data retrieval. The AT28C040 series features asynchronous parallel interface for straightforward integration into system designs. Enhanced write capabilities include automatic write for simplified data programming. Operating within a supply voltage range of 4.5V to 5.5V, it is suitable for a wide array of applications, including industrial control, telecommunications, and automotive systems. The component is housed in a 32-lead Ceramic Flat Pack (CDFP32), specified by JESD-30 code R-CDFP-F32, with a terminal pitch of 1.27mm. It operates across an industrial temperature range from -40°C to +85°C.
Additional Information
Series: AT28C040RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 12.2000 |
| Technology | CMOS |
| Length | 20.8500 |
| Access_Time_Max | 250.0000000000000000 |
| Additional_Feature | AUTOMATIC WRITE |
| JESD_30_Code | R-CDFP-F32 |
| Memory_Density | 4194304.0000000000000000 |
| Memory_IC_Type | EEPROM |
| Memory_Organization | 512KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 32 |
| Number_of_Words | 524288.0000000000000000 |
| Number_of_Words_Code | 512k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 85.0 |
| Operating_Temperature_Min | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | DFP |
| Package_Shape | Rectangular |
| Package_Style | FlatPack |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Seated_Height_Max | 3.0500 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | Flat |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
| Write_Cycle_Time_Max_tWC | 10.0000000000000000 |
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