27HC641-55B/XA
UVPROM, 8KX8, 55ns, CMOS, CDIP24Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology's 27HC641-55B-XA is a 64 Kbit (8K x 8) CMOS UV EPROM, offering a maximum access time of 55ns. This asynchronous device operates with a supply voltage of 5V and features 3-state outputs. Designed for robust performance across an extended temperature range of -55°C to +125°C, it is housed in a 24-lead ceramic DIP (CDIP24) package with through-hole termination. The 27HC641 series is suitable for applications requiring reliable non-volatile program storage, including industrial control systems, telecommunications infrastructure, and legacy system support where high reliability and wide temperature operation are critical. Its specifications align with standards such as 38535Q/M, 38534H, and 883B for enhanced quality assurance.
Additional Information
Series: 27HC641RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | CMOS |
| Access_Time_Max | 55.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-XDIP-T24 |
| Memory_Density | 65536.0000000000000000 |
| Memory_IC_Type | UVPROM |
| Memory_Organization | 8KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 24 |
| Number_of_Words | 8192.0000000000000000 |
| Number_of_Words_Code | 8k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | Ceramic |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP24,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Standby_Current_Max | 0.040000000000000 |
| Supply_Current_Max | 90.000000000000000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
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