SN74S478J4
OTP ROM, 8KX8, 100ns, TTL, CDIP24Manufacturer: Texas Instruments
Categories: OTP ROMs
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The Texas Instruments SN74S478J4 is an 8K x 8 OTP ROM, providing 65,536 bits of non-volatile storage. This TTL-compatible device features an asynchronous operating mode with a maximum access time of 100ns. Designed for through-hole mounting, it is housed in a 24-pin ceramic dual in-line package (CDIP24) with a terminal pitch of 2.54mm. The SN74S478 series operates from a nominal supply voltage of 5V, with a range of 4.5V to 5.5V, and has a maximum supply current of 140mA. Typical applications for this component include historical systems in industrial control and consumer electronics where fixed program storage is required.
Additional Information
Series: SN74S478RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | TTL |
| Access_Time_Max | 100.0000000000000000 |
| JESD_30_Code | R-XDIP-T24 |
| Memory_Density | 65536.0000000000000000 |
| Memory_IC_Type | OTP ROM |
| Memory_Organization | 8KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 24 |
| Number_of_Words | 1024.0000000000000000 |
| Number_of_Words_Code | 8k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Package_Body_Material | Ceramic |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP24,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Supply_Current_Max | 140.000000000000000 |
| 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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