27HC256-55/SP
OTP ROM, 64KX8, 60ns, CMOS, PDIP28Manufacturer: Microchip Technology
Categories: OTP ROMs
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Microchip Technology's 27HC256-55-SP is a 65,536-word by 8-bit CMOS One-Time Programmable (OTP) ROM. This asynchronous memory device offers a maximum access time of 60ns. Its memory organization is 64K x 8, providing a total density of 524,288 bits. The component features 3-state outputs and operates from a nominal supply voltage of 5V. Designed for through-hole mounting, it is housed in a 28-pin PDIP package. Typical applications for this type of memory component include industrial control systems and legacy equipment requiring non-volatile program storage. The operating temperature range is 0°C to 70°C.
Additional Information
Series: 27HC256RoHS Status: Manufacturer Lead Time: Product Status: Contact MfrPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | CMOS |
| Access_Time_Max | 60.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-PDIP-T28 |
| Memory_Density | 524288.0000000000000000 |
| Memory_IC_Type | OTP ROM |
| Memory_Organization | 64KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 28 |
| Number_of_Words | 32768.0000000000000000 |
| Number_of_Words_Code | 64k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP28,.3 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Programming_Voltage | 12.75 |
| Standby_Current_Max | 0.035000000000000 |
| Supply_Current_Max | 30.000000000000000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
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