TMS4256-15NL
Page Mode DRAM, 256KX1, 150ns, NMOS, PDIP16Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments TMS4256-15NL is a 256K x 1 bit page mode DRAM with a maximum access time of 150ns. This NMOS technology component utilizes a PDIP16 package, offering separate I/O with 3-state output characteristics. It supports various refresh modes including RAS only, CAS before RAS, and hidden refresh, with 256 refresh cycles required. The operating voltage range is 4.5V to 5.5V, with a nominal supply of 5V. This component is suitable for applications in industrial automation, consumer electronics, and telecommunications equipment requiring reliable memory solutions.
Additional Information
Series: TMS4256RoHS Status: Manufacturer Lead Time: 0Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 19.3050 |
| Width | 7.6200 |
| Technology | NMOS |
| Access_Mode | PAGE |
| Access_Time_Max | 150.0000000000000000 |
| Additional_Feature | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH |
| I_O_Type | SEPARATE |
| JESD_30_Code | R-PDIP-T16 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | PAGE MODE DRAM |
| Memory_Organization | 256KX1 |
| Memory_Width | 1 |
| Number_of_Functions | 1 |
| Number_of_Ports | 1 |
| Number_of_Terminals | 16 |
| Number_of_Words | 262144.0000000000000000 |
| Number_of_Words_Code | 256k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP16,.3 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Refresh_Cycles | 256 |
| Seated_Height_Max | 5.0800 |
| 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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