27HC256-55E/J
32KX8, 55ns, CMOS, CDIP28Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology's 27HC256 series EPROM, part number 27HC256-55E-J, offers a 32K x 8 memory organization, providing 262,144 bits of storage. This CMOS device features a maximum access time of 55ns, facilitating efficient data retrieval. The asynchronous operating mode and common I/O type are standard for this parallel memory component. Housed in a 28-lead Ceramic Dual In-line Package (CDIP28), this through-hole device is designed for robust applications. Operating within a temperature range of -40°C to 125°C, it supports supply voltages from 4.5V to 5.5V, with a nominal 5V requirement. The 3-state output characteristics are suitable for bus-oriented systems. This component finds application in industrial control, telecommunications, and legacy system upgrades.
Additional Information
Series: 27HC256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 15.2400 |
| Technology | CMOS |
| Length | 36.8300 |
| Access_Time_Max | 55.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-GDIP-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 | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, GLASS-SEALED |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP28,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Programming_Voltage | 13 |
| Seated_Height_Max | 5.4610 |
| Standby_Current_Max | 0.040000000000000 |
| Supply_Current_Max | 146.000000000000000 |
| 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 |
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