AT28C040-25BM/883
EEPROM, 512KX8, 250ns, Parallel, CMOS, CDIP32Manufacturer: Microchip Technology
Categories: EEPROMs
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Microchip Technology AT28C040-25BM-883 is a 4-Megabit (512K x 8) CMOS Electrically Erasable Programmable Read-Only Memory (EEPROM) with a 250ns access time. This parallel interface device features automatic write, data polling, and toggle bit functionality. The AT28C040 series operates asynchronously and is suitable for applications requiring high reliability and endurance, including aerospace, defense, and industrial control systems. It utilizes a 5V programming voltage and is housed in a 32-lead Ceramic Dual In-line Package (CDIP32) with through-hole mounting. The operating temperature range is -55°C to +125°C, adhering to MIL-STD-883B screening standards.
Additional Information
Series: AT28C040RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 40.6400 |
| Width | 15.2400 |
| Technology | CMOS |
| Access_Time_Max | 250.0000000000000000 |
| Additional_Feature | AUTOMATIC WRITE |
| Command_User_Interface | No |
| Data_Polling | Yes |
| JESD_30_Code | R-CDIP-T32 |
| 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 | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP32,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Page_Size | 256 |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Seated_Height_Max | 4.0600 |
| Standby_Current_Max | 0.000300000000000 |
| Supply_Current_Max | 80.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
| Toggle_Bit | Yes |
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