LD27256-45
UVPROM, 32KX8, 450ns, MOS, CDIP28Manufacturer: Intel
Categories: EPROMs
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Intel LD27256-45 is a UV Erasable Programmable Read-Only Memory (UVPROM) with a memory organization of 32K words by 8 bits, providing a total density of 256 Kbits. This MOS technology device offers an asynchronous operating mode and a maximum access time of 450ns. The component features a 28-pin Ceramic Dual In-line Package (CDIP28) with through-hole mounting terminals and a pitch of 2.54mm. It operates from a nominal supply voltage of 5V with a maximum supply current of 100mA and supports a programming voltage of 12.5V. The output characteristics are 3-state, and the I/O type is common. This device is suitable for applications in industrial control systems, data logging, and legacy equipment requiring non-volatile program storage. Operating temperature range is -40°C to +85°C.
Additional Information
Series: LD27256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | MOS |
| Access_Time_Max | 450.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-XDIP-T28 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | UVPROM |
| 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 |
| 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 |
| Programming_Voltage | 12.5 |
| Supply_Current_Max | 100.000000000000000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |