ADL5562 3.3GHz RF/IF Differential Amplifier Analog Devices Inc. ADL5562 3.3GHz RF/IF Differential Amplifier is optimized for RF and IF applications. This ADI amplifier offers low noise of 2.1nV/√Hz and excellent distortion performance over a wide frequency range, making it an ideal driver for high speed 8-bit to 16-bit analog-to-digital converters. ADL5562 provides three gain levels of 6dB, 12dB, and 15.5dB through a pin-strappable configuration.