Data Sheet
Ultralow Noise VGAs with Preamplifier and Programmable RIN
AD8331/AD8332/AD8334
FEATURES
Ultralow noise preamplifier (preamp) Voltage noise = 0.74 nV/√Hz Current noise = 2.5 pA/√Hz
3 dB bandwidth AD8331: 120 MHz AD8332, AD8334: 100 MHz
Low power AD8331: 125 mW/channel AD8332, AD8334: 145 mW/channel
Wide gain range with programmable postamp −4.5 ...