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FEATURES 20 MSPS Correlated Double Sampler (CDS) 4 dB ؎ 6 dB Variable CDS Gain with 6-Bit Resolution 2 dB to 36 dB 10-Bit Variable Gain Amplifier (VGA) Low Noise Clamp Circuits Analog Preblanking Function 10-Bit 20 MSPS A/D Converter Auxiliary Inputs with VGA and Input Clamp 3-Wire Serial Digital Interface 3 V Single Supply Operation Low Power: 65 mW @ 2.7...