SMJ55166-70GB
Video DRAM, 256KX16, 70ns, CMOS, CPGA68Manufacturer: Texas Instruments
Categories: DRAMs
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The Texas Instruments SMJ55166-70GB is a 4Mbit Video DRAM with a 256K x 16 organization, offering a maximum access time of 70ns. This component utilizes CMOS technology and operates asynchronously with a supply voltage range of 4.5V to 5.5V. It supports Fast Page Mode with EDO access and features refresh modes including RAS Only, CAS Before RAS, and Hidden Refresh. The memory IC is designed with two ports and a SAM port for its 256K x 16 configuration, providing a memory density of 4194304 bits. The SMJ55166 series component is housed in a 68-pin Ceramic Pin Grid Array (CPGA) package, suitable for applications requiring robust thermal performance, with an operating temperature range of -55°C to +125°C. This device finds application in high-performance graphics and display systems.
Additional Information
Series: SMJ55166RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | CMOS |
| Access_Mode | FAST PAGE WITH EDO |
| Access_Time_Max | 70.0000000000000000 |
| 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 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | PGA |
| Package_Shape | Square |
| Package_Style | GRID ARRAY |
| Refresh_Cycles | 512 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | PIN/PEG |
| Terminal_Position | Perpendicular |
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