SMJ55166-75GB
Video DRAM, 256KX16, 75ns, CMOS, CPGA68Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ55166 is a Video DRAM with a memory organization of 256K x 16 bits, providing a total density of 4Mbits. This component operates with a maximum access time of 75ns and utilizes CMOS technology. It supports Fast Page Mode with EDO access for efficient data retrieval. The SMJ55166 features a 68-pin Ceramic Pin Grid Array (CPGA) package, designed for robust thermal and electrical performance. Refresh modes include RAS Only, CAS Before RAS, and Hidden Refresh, alongside a 256K x 16-bit sample port. This device is suitable for applications demanding high-speed video memory, commonly found in graphics controllers and display systems. The operating temperature range is -55°C to +125°C, with a supply voltage nominal of 5V.
Additional Information
Series: SMJ55166RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 24.3800 |
| Width | 24.3800 |
| Technology | CMOS |
| Access_Mode | FAST PAGE WITH EDO |
| Access_Time_Max | 75.0000000000000000 |
| Additional_Feature | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 256 X 16 SAM PORT |
| JESD_30_Code | S-CPGA-P68 |
| Memory_Density | 4194304.0000000000000000 |
| Memory_IC_Type | VIDEO DRAM |
| Memory_Organization | 256KX16 |
| Memory_Width | 16 |
| Number_of_Functions | 1 |
| Number_of_Ports | 2 |
| Number_of_Terminals | 68 |
| Number_of_Words | 262144.0000000000000000 |
| Number_of_Words_Code | 256k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | PGA |
| Package_Shape | Square |
| Package_Style | GRID ARRAY |
| Seated_Height_Max | 3.6200 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | PIN/PEG |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Perpendicular |
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