SN74S477J
OTP ROM, 128KX8, 250ns, TTL, CDIP18Manufacturer: Texas Instruments
Categories: OTP ROMs
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The Texas Instruments SN74S477J is a 128K x 8-bit OTP ROM operating with a maximum access time of 250ns. This TTL-compatible device features an asynchronous operating mode and is housed in an 18-lead Ceramic DIP package with through-hole termination. The memory IC type is OTP ROM, with a total memory density of 1048576 bits. Designed for a nominal supply voltage of 5V, it operates within a temperature range of 0°C to 70°C. The SN74S477 series component is suitable for applications requiring non-volatile program storage in industrial and consumer electronics.
Additional Information
Series: SN74S477RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | TTL |
| Access_Time_Max | 250.0000000000000000 |
| JESD_30_Code | R-XDIP-T18 |
| Memory_Density | 1048576.0000000000000000 |
| Memory_IC_Type | OTP ROM |
| Memory_Organization | 128KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 18 |
| Number_of_Words | 1024.0000000000000000 |
| Number_of_Words_Code | 128K |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Package_Body_Material | Ceramic |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP18,.3 |
| 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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