CAT28C257LI-90
EEPROM, 32KX8, 90ns, Parallel, CMOS, PDIP28Manufacturer: onsemi
Categories: EEPROMs
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The onsemi CAT28C257LI-90 is a 262,144-bit CMOS EEPROM organized as 32K x 8 bits. This parallel interface device offers a maximum access time of 90ns. It operates asynchronously with a supply voltage range of 4.5V to 5.5V and a nominal programming voltage of 5V. The component features a 5ms maximum write cycle time. Housed in a 28-terminal PDIP package (R-PDIP-T28), it supports through-hole mounting. The operating temperature range is -40°C to +85°C. This device finds application in industrial control, automotive systems, and consumer electronics requiring non-volatile data storage.
Additional Information
Series: CAT28C257RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 36.6950 |
| Width | 15.2400 |
| Technology | CMOS |
| Access_Time_Max | 90.0000000000000000 |
| JESD_30_Code | R-PDIP-T28 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | EEPROM |
| Memory_Organization | 32KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 28 |
| Number_of_Words | 32768.0000000000000000 |
| Number_of_Words_Code | 32k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 85.0 |
| Operating_Temperature_Min | -40.0 |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | DIP |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Seated_Height_Max | 5.0800 |
| 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 |
| Write_Cycle_Time_Max_tWC | 5.0000000000000000 |
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