TMS55170-70DGH
Video DRAM, 256KX16, 70ns, CMOS, PDSO64Manufacturer: Texas Instruments
Categories: DRAMs
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Texas Instruments TMS55170 series Video DRAM, part number TMS55170-70DGH, offers a 256K x 16 memory organization with a 70ns access time. This CMOS component utilizes FAST PAGE mode access and supports RAS ONLY, CAS BEFORE RAS, and HIDDEN REFRESH modes for efficient operation. Featuring a 2 SAM port architecture, it provides 4Mbit of total memory capacity. The TMS55170-70DGH is housed in a 64-lead R-PDSO package with a 0.8mm terminal pitch, suitable for surface mounting. Operating within a temperature range of 0°C to 70°C and a supply voltage of 4.5V to 5.5V, this component is commonly found in display systems and graphics controllers.
Additional Information
Series: TMS55170RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 26.2950 |
| Width | 12.0400 |
| Technology | CMOS |
| Access_Mode | FAST PAGE |
| Access_Time_Max | 70.0000000000000000 |
| Additional_Feature | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 256 X 16 SAM PORT |
| JESD_30_Code | R-PDSO-G64 |
| 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 | 64 |
| Number_of_Words | 262144.0000000000000000 |
| Number_of_Words_Code | 256k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | SSOP |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE, SHRINK PITCH |
| Refresh_Cycles | 512 |
| Seated_Height_Max | 2.3800 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | Gull Wing |
| Terminal_Pitch | 0.800 |
| Terminal_Position | Dual |
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