27256-25MR/KB
UVPROM, 32KX8, 250ns, NMOS, CQCC32Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology's 27256 UVPROM, part number 27256-25MR-KB, is a 32K x 8 NMOS memory device with a maximum access time of 250ns. This asynchronous parallel memory offers a density of 262,144 bits, organized as 32,768 words by 8 bits. The component operates over a temperature range of -55°C to +125°C with a supply voltage of 4.5V to 5.5V. Encased in a 32-terminal CQCC package (JESD-30 Code R-CQCC-N32), it is suitable for applications requiring robust, high-temperature performance. This component has found use in aerospace, defense, and industrial control systems where reliability and data retention under harsh conditions are critical.
Additional Information
Series: 27256RoHS Status: Manufacturer Lead Time: Product Status: Active-UnconfirmedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | NMOS |
| Access_Time_Max | 250.0000000000000000 |
| JESD_30_Code | R-CQCC-N32 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | UVPROM |
| Memory_Organization | 32KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 32 |
| Number_of_Words | 32768.0000000000000000 |
| Number_of_Words_Code | 32k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | WQCCN |
| Package_Shape | Rectangular |
| Package_Style | CHIP CARRIER, WINDOW |
| Parallel_Serial | Parallel |
| Screening_Level_Reference_Standard | MIL-STD-883 Class C |
| Supply_Current_Max | 100.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Position | QUAD |
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