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WM8170 Datasheet(PDF) 6 Page - Wolfson Microelectronics plc |
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WM8170 Datasheet(HTML) 6 Page - Wolfson Microelectronics plc |
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6 / 41 page ![]() WM8170 Product Preview Rev 1.0 WOLFSON MICROELECTRONICS LTD PP Rev 1.0 March 2000 6 Test Characteristics CVDD = AVDD = DVDD = 3.3V, AGND = DGND = CGND = 0V, RISET=15k Ω , TA = 0oC to +70oC, unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Reset Level Clamp Switch/AC Coupling Resistance AC coupling resistance, ON RCON ACINP=1 30 50 70 k Ω AC coupling resistance, OFF RCOFF ACINP=0 20 M Ω Reset level clamp switch resistance RON ACINP=0, CLPENB=0 CLPSWB=0 115 150 185 Ω Black Level Clamp DC offset correction range VBLCR V375=1 80 mV References VMID voltage VMID 1.575 1.65 1.725 V VRT - VRB, Note 1 VREFL V375=0 0.5 V VRT - VRB, Note 1 VREFH V375=1 0.75 V VCLP[1.0] V375 VCOOO 0 0 0 -0.25 V VCO1O 0 1 0 0 V VC1OO 1 0 0 +0.25 V VCOO1 0 0 1 -0.375 V VCO11 0 1 1 0 V VCLP voltage referenced to VMID VC1O1 1 0 1 +0.375 V Voltage on ISET pin VISET 1.203 1.234 1.265 V VISET temperature coefficient VITEMP mV/ oC Auxiliary DACs Resolution 8 Bits Maximum integral non- linearity INL +1 LSB Maximum differential non- linearity DNL +0.75 LSB Full scale output, TIMES 2 DFSO AUX1X1, AUX2X1 = 0 AVDD V Full scale output, TIMES 1 DFSOH AUX1X1, AUX2X1 = 1 AVDD/2 V Output slew rate DSR V /µsec Output settling time DTS µsec Load regulation DLR mV/mA Note 1: ADC input voltage is twice VRT- VRB voltage. |
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