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DDR Memories Comparison and Overview|Freescale
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日期:2024-05-15
VTT and VREF Considerations for DDRx SDRAM Devices The termination voltage (VTT) supply must sink and source current at one-half output voltage (1/2 VDDQ). This means that a standard switching power supply cannot be used without a shunt to allow for the ....看更多