FM Automotive Low-Noise Amplifier

The MAX2181A is a highly integrated FM variable-gain low-noise amplifier ideal for use in automotive FM and FM-diversity active antenna applications. The device features an FM signal path, providing 30dB of gain range, controlled by an on-chip power detector. The FM signal path covers 76MHz to 162.5MHz.

The device is available in a small, 3mm x 3mm, TQFN package and operates over the extended industrial temperature range (-40°C to +85°C). Applications

* Automotive Active Antenna * Automotive Head Unit

* +5V Supply Voltage

* Integrated AGC Function Eliminates External Pin Diodes

* High Dynamic Range

* Low-Noise, Sub 3dB Noise Figure

* Low External BOM

* Small Package (3mm x 3mm TQFN)

* Integrated Power Detector