This part is a kind of semiconductor called AM40-0023.

Function of this product has Ultra Low Noise pHEMT Dual Channel Amplifier/ 1.710-1.910 GHz.

Manufacturers : Tyco Electronics

Image and pinout :

Some of the text within the PDF file :

Ultra Low Noise pHEMT Dual Channel Amplifier, 1.710-1.910 GHz V 3.00 AM40-0023 Features n n n n n n n CR-5 0.7 dB Typical Noise Figure 14 dB Typical Gain DC Decoupled RF Input and Output Single Bias Configuration SMT Construction Dual Channels for Balanced Designs Unconditionally StableNo External Matching Circuit required Description M/A-COM’s AM40-0023 is a dual-channel, ultra low noise amplifier in a surface mount package. Very low noise figure is achieved by using discrete pHEMT devices combined with M/A-COM’s glass technology. The AM40-0023 is designed specifically for use in DCS-1800 and PCS telecommunication applications where less than 1 dB noise figure is required. Absolute Maximum Ratings 1 Parameter Max Input Power 2 2 Absolute Maximum +15 dBm +10.0 V -55°C to +12 [ ... ]

AM40-0023 PDF Datasheet Download