SMJ44C251A-10HJM
Video DRAM, 256KX4, 100ns, CMOS, CDSO28Manufacturer: Texas Instruments
Categories: DRAMs
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Texas Instruments SMJ44C251A-10HJM is a 1-Mbit Video DRAM featuring a 256K x 4 memory organization. This CMOS component offers an access time of 100 ns and supports Fast Page mode operation. It includes RAS Only, CAS Before RAS, and Hidden refresh modes, along with a 512 x 4 SAM port. The device operates asynchronously with a supply voltage range of 4.5V to 5.5V and maintains functionality across an extended temperature range from -55°C to +125°C. Packaged in a 28-terminal ceramic CDSOJ (Small Outline J-Lead) package, the SMJ44C251A-10HJM is suitable for high-reliability applications in industries such as industrial automation, aerospace, and defense. Its 3-state outputs and surface-mount capability facilitate integration into complex board designs.
Additional Information
Series: SMJ44C251RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 10.5410 |
| Technology | CMOS |
| Length | 18.5420 |
| Access_Mode | FAST PAGE |
| Access_Time_Max | 100.0000000000000000 |
| Additional_Feature | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT |
| JESD_30_Code | R-CDSO-J28 |
| 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 | SOJ |
| Package_Equivalence_Code | SOJ28,.44 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE |
| Refresh_Cycles | 512 |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Seated_Height_Max | 4.5210 |
| 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 | Yes |
| Terminal_Form | J BEND |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
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