BUY PE4270-52 https://www.utsource.net/itm/p/5002503.html

The PE4270-52 is a high-performance, low-noise, low-distortion, wideband differential amplifier designed for use in a wide variety of applications. It features a wide bandwidth of up to 1.5 GHz, low noise of 0.9 nV/√Hz, and low distortion of -90 dBc at 1 GHz. The device is designed to operate from a single +5 V supply and is available in a 6-pin DFN package. The PE4270-52 is suitable for use in a variety of applications such as active filters, wideband amplifiers, and differential line receivers. It is also suitable for use in high-performance analog-to-digital converters, wideband radio frequency (RF) receivers, and high-speed data acquisition systems. (For reference only)