SMJ44C251B-10SVL
Video DRAM, 256KX4, 100ns, CMOS, CZIP28Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ44C251B-10SVL is a 1 Megabit CMOS Video DRAM with a memory organization of 256K words by 4 bits. It features FAST PAGE MODE with EDO access for improved performance, offering a maximum access time of 100 ns. This component supports RAS-ONLY, CAS-BEFORE-RAS, and HIDDEN refresh modes, and includes a 512 x 4 SAM port for enhanced refresh capabilities. The SMJ44C251 series device operates asynchronously with a supply voltage range of 4.5V to 5.5V, typically 5V. Packaged in a CZIP28 (28-lead ceramic zig-zag in-line) package, it is designed for through-hole mounting. This Video DRAM is commonly utilized in graphics and display applications across various industrial and consumer electronics sectors.
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 WITH EDO |
| Access_Time_Max | 100.0000000000000000 |
| Additional_Feature | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT |
| JESD_30_Code | R-CZIP-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 | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | ZIP |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Refresh_Cycles | 512 |
| Seated_Height_Max | 13.0800 |
| 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 | ZIG-ZAG |
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