SMJ44C251B-12HMM
Video DRAM, 256KX4, 120ns, CMOS, CDSO28Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ44C251B-12HMM is a 1 Mbit Video DRAM organized as 256K words by 4 bits. This CMOS component features a 120ns maximum access time and supports Fast Page mode operation. The SMJ44C251 series offers CAS Before RAS and Hidden Refresh capabilities for efficient memory management. Designed for demanding applications, it operates across a -55°C to 125°C temperature range and is available in a 28-lead CDSO package. This device is suitable for use in graphics controllers, display systems, and other high-speed data processing applications. The SMJ44C251B-12HMM is manufactured by Texas Instruments.
Additional Information
Series: SMJ44C251RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 18.2880 |
| Width | 10.1600 |
| Technology | CMOS |
| Access_Mode | FAST PAGE |
| Access_Time_Max | 120.0000000000000000 |
| Additional_Feature | CAS BEFORE RAS/HIDDEN REFRESH |
| JESD_30_Code | R-CDSO-N28 |
| 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 | SON |
| Package_Equivalence_Code | SOLCC28,.4 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE |
| Refresh_Cycles | 512 |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Seated_Height_Max | 2.5400 |
| Standby_Current_Max | 0.015000000000000 |
| Supply_Current_Max | 100.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
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