SMJ44C251B-10SVM
Video DRAM, 256KX4, 100ns, CMOS, CDIP28Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ44C251B-10SVM is a 1Mbit Video DRAM from the SMJ44C251 series, featuring a 256K x 4 memory organization. This CMOS component offers a maximum access time of 100ns and operates with a nominal supply voltage of 5V, supporting a range of 4.5V to 5.5V. Key operational features include FAST PAGE mode access and support for CAS BEFORE RAS and HIDDEN REFRESH functionalities, enabling efficient data handling. The device is specified for operation across a wide temperature range from -55°C to +125°C, with a ceramic, metal-sealed cofired CDIP28 package suitable for through-hole mounting. Applications for this type of memory component are prevalent in industrial and military systems requiring robust performance and extended temperature capabilities. Standby current is rated at a maximum of 0.015mA, with a maximum operating supply current of 110mA.
Additional Information
Series: SMJ44C251RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 36.8300 |
| Width | 2.9200 |
| Technology | CMOS |
| Access_Mode | FAST PAGE |
| Access_Time_Max | 100.0000000000000000 |
| Additional_Feature | CAS BEFORE RAS/HIDDEN REFRESH |
| JESD_30_Code | R-CDIP-T28 |
| Memory_Density | 1048576.0000000000000000 |
| Memory_IC_Type | VIDEO DRAM |
| Memory_Organization | 256KX4 |
| Memory_Width | 4 |
| Number_of_Functions | 1 |
| Number_of_Ports | 2 |
| Number_of_Terminals | 28 |
| Number_of_Words | 262144.0000000000000000 |
| Number_of_Words_Code | 256k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | DIP |
| Package_Equivalence_Code | ZIP28,.1 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Refresh_Cycles | 512 |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Seated_Height_Max | 13.0800 |
| Standby_Current_Max | 0.015000000000000 |
| Supply_Current_Max | 110.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
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