SMJ44C256-10FQM
Fast Page DRAM, 256KX4, 100ns, CMOS, CDSO20Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ44C256-10FQM is a 1Mbit Fast Page Mode DRAM with a memory organization of 256K x 4 bits. 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. It features CAS BEFORE RAS REFRESH functionality, providing 512 refresh cycles. The device is housed in a 20-lead ceramic, metal-sealed cofired small outline package (CDSO20). This component is suitable for demanding applications requiring reliable memory solutions in harsh environments, including aerospace and defense systems. Its surface-mount design and extended operating temperature range of -55°C to +125°C underscore its suitability for critical circuit designs.
Additional Information
Series: SMJ44C256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 17.1450 |
| Width | 8.8900 |
| Technology | CMOS |
| Access_Mode | FAST PAGE |
| Access_Time_Max | 100.0000000000000000 |
| Additional_Feature | CAS BEFORE RAS REFRESH |
| I_O_Type | COMMON |
| JESD_30_Code | R-CDSO-N20 |
| Memory_Density | 1048576.0000000000000000 |
| Memory_IC_Type | FAST PAGE DRAM |
| Memory_Organization | 256KX4 |
| Memory_Width | 4 |
| Number_of_Functions | 1 |
| Number_of_Ports | 1 |
| Number_of_Terminals | 20 |
| Number_of_Words | 262144.0000000000000000 |
| Number_of_Words_Code | 256k |
| Operating_Mode | Synchronous |
| 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 | SOLCC20/26,.35 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE |
| Refresh_Cycles | 512 |
| Screening_Level_Reference_Standard | MIL-PRF-38535 |
| Seated_Height_Max | 2.3400 |
| Standby_Current_Max | 0.003000000000000 |
| Supply_Current_Max | 70.000000000000000 |
| 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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