ADL5580 is a SiGe dc to 10.0GHz differential-in differential-out gain block from Analog Devices, which has a digital bus for signal path tweaking. “The amplifier offers a referred-to-input noise spectral density of 2.24nV/√Hz at 1GHz and is optimised for distortion performance over a wide frequency range, making the device ideal for driving high speed 12bit ...
This story continues at ADC driving DC-10GHz differential amplifier has digital control
Or just read more coverage at Electronics Weekly