AD87C257-120V10
UVPROM, 32KX8, 120ns, CMOS, CDIP28Manufacturer: Intel
Categories: EPROMs
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Intel AD87C257-120V10 is a 256Kbit (32K x 8) CMOS UVPROM designed for high-performance applications. This asynchronous memory device features a maximum access time of 120ns, ensuring rapid data retrieval. The AD87C257 series component operates with a supply voltage range of 4.5V to 5.5V, consuming a maximum standby current of 100µA and a maximum operating current of 15mA. Manufactured using advanced CMOS technology, it offers a wide operating temperature range from -40°C to +125°C. The component is housed in a 28-lead Ceramic Dual In-line Package (CDIP) with a window for UV erasure. Its 3-state outputs enable efficient bus sharing. This Intel UVPROM finds application in industrial control systems, telecommunications equipment, and legacy system upgrades where reliable, non-volatile program storage is critical.
Additional Information
Series: AD87C257RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 37.1500 |
| Width | 15.2400 |
| Technology | CMOS |
| Access_Time_Max | 120.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-GDIP-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 | 125.0 |
| Operating_Temperature_Min | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, GLASS-SEALED |
| Package_Code | WDIP |
| Package_Equivalence_Code | DIP28,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE, WINDOW |
| Parallel_Serial | Parallel |
| Seated_Height_Max | 5.7200 |
| Standby_Current_Max | 0.000100000000000 |
| Supply_Current_Max | 15.000000000000000 |
| 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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