Nonvolatile, I2C-Compatible 64-Position, Digital Potentiometer ...

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AD52585V/DIV 2V/DIV12V WSCL200ns/DIV05029-054Figure 30. Large Signal Settling TimeRev. 0 | Page 12 of 24
AD5258TEST CIRCUITSFigure 31 through Figure 36 illustrate the test circuits thatdefine the test conditions used in the product specificationtables.V+DUTAWBV+ = V DD1LSB = V+/2 NV MS05029-030V+∆V DDV A∆VDUT (MS)AWBV+ = V DD ± 10%PSRR (dB) = 20 LOG∆V∆V MS % DDPSS (%/%) =∆V DD %V MS05029-033Figure 31. Test Circuit for <strong>Potentiometer</strong> Divider Nonlinearity Error (INL, DNL)Figure 34. Test Circuit for Power Supply Sensitivity (PSS, PSSR)NO CONNECTDUTA WBV MSI W05029-031OFFSETGNDV IN+2.5VABDUTW+5VAD8610–5VV OUT05029-034Figure 32. Test Circuit for Resistor <strong>Position</strong> Nonlinearity Error(Rheostat Operation; R-INL, R-DNL)Figure 35. Test Circuit for Gain vs. FrequencyV MS2DUTAWBV WV MS1I W = V DD /R NOMINALR W = [V MS1 – V MS2 ]/I W05029-032DUTWR SW = 0.1V I SWCODE = 0x000.1VI SWBGND TO V DD05029-035Figure 33. Test Circuit for Wiper ResistanceFigure 36. Test Circuit for Common-Mode Leakage CurrentRev. 0 | Page 13 of 24
Page 1: 查询 AD5258 供应商Nonvolati
Page 4 and 5: AD5258Parameter Symbol Conditions M
Page 6 and 7: AD5258ABSOLUTE MAXIMUM RATINGSTA =
Page 8 and 9: AD5258TYPICAL PERFORMANCE CHARACTER
Page 10 and 11: AD5258250120RHEOSTAT MODE TEMPCO (p
Page 14 and 15: AD5258THEORY OF OPERATIONThe AD5258
Page 16 and 17: AD5258I 2 C BYTE FORMATSThe followi
Page 18 and 19: AD5258TOLERANCE READBACK MODESTable
Page 20 and 21: AD5258DISPLAY APPLICATIONSCIRCUITRY
Page 22 and 23: AD5258NOTESRev. 0 | Page 22 of 24
Page 24: AD5258NOTES2 2Purchase of licensed

Nonvolatile, I2C-Compatible 64-Position, Digital Potentiometer ...

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