BUY ATM39B1 https://www.utsource.net/itm/p/11729943.html

Description: The ATM39B1 is a monolithic integrated circuit designed for use in the control of the gain of an RF amplifier. Features: - Low noise: 0.3 dB typical - High linearity: +35 dBm IP3 - Low power consumption: 4.5 mA typical - Wide supply voltage range: 2.7V to 5.5V - Low distortion: -50 dBc typical - Low quiescent current: 2.5 mA typical Applications: The ATM39B1 is suitable for use in a wide range of RF amplifier applications, including cellular base station amplifiers, radio receivers, and other wireless communication systems. (For reference only)