TMS87C257-1JE
UVPROM, 32KX8, 170ns, CMOS, CDIP28Manufacturer: Texas Instruments
Categories: EPROMs
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Texas Instruments TMS87C257-1JE is a 32K x 8 UV EPROM utilizing CMOS technology. This asynchronous memory component features a maximum access time of 170ns and operates from a 4.75V to 5.25V supply. The TMS87C257 series device offers a common I/O configuration with 3-state outputs and is housed in a 28-pin CDIP package, designated by JESD-30 code R-GDIP-T28. Its memory density is 262144 bits. This component is suitable for applications in industrial control, telecommunications, and consumer electronics requiring non-volatile program storage. Operating temperature ranges from -40°C to +85°C.
Additional Information
Series: TMS87C257RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 15.2400 |
| Technology | CMOS |
| Access_Time_Max | 170.0000000000000000 |
| 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 | 85.0 |
| 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 | 4.9070 |
| Standby_Current_Max | 0.000250000000000 |
| Supply_Current_Max | 30.000000000000000 |
| Supply_Voltage_Max | 5.25000 |
| Supply_Voltage_Min | 4.75000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
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