27HC256-55B/XX
32KX8, 55ns, CMOS, CDIP28Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology 27HC256 series EPROM, part number 27HC256-55B-XX, offers a 32K x 8 memory organization with a maximum access time of 55ns. This CMOS device features a 28-pin CDIP package with through-hole termination and a 2.54mm terminal pitch. Operating from a nominal 5V supply, it exhibits a maximum supply current of 20mA and operates across a temperature range of -55°C to +125°C. The 27HC256 is suitable for applications requiring high reliability and performance, including industrial control, telecommunications, and legacy system support. Its asynchronous operating mode and 3-state outputs facilitate integration into various system architectures. This component is manufactured with a ceramic package body and adheres to MIL-STD-883B screening standards.
Additional Information
Series: 27HC256RoHS Status: Manufacturer Lead Time: Product Status: Contact MfrPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | CMOS |
| Access_Time_Max | 55.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-XDIP-T28 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | EPROM |
| 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 | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | Ceramic |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP28,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Supply_Current_Max | 20.000000000000000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
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