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VCA8500, Low-pass Filter and ADS5287. VCM=1.5V. VCM=1.65V. Passive Low-pass filter (3MHz Cutoff Freq.). VCA8500. ADS5287 Use 10Msps. Q1:. Q2:. How to calculate input impedance ?. I suggested above circuit form SBAS606A ADS5296 Datasheet “Figure 79. AC-Coupled Drive Circuit”.
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VCA8500, Low-pass Filter and ADS5287 VCM=1.5V VCM=1.65V Passive Low-pass filter (3MHz Cutoff Freq.) VCA8500 ADS5287 Use 10Msps Q1: Q2: How to calculate input impedance ? I suggested above circuit form SBAS606A ADS5296 Datasheet “Figure 79. AC-Coupled Drive Circuit”