Patent ID: 6407449
Filing Date: 2002-06-18
Classification: H01L

Abstract:
A semiconductor integrated circuit having an amplifier for a first frequency band and an amplifier for a second frequency band into which a reception signal is inputted, and a receiving mixer for the first frequency band and a receiving mixer for the second frequency band into which outputs from said amplifier for the first frequency band and said amplifier for the second frequency band are respectively inputted, on one chip, wherein an input pin of said receiving mixer for the second frequency band is provided between an input pin of said receiving mixer for the first frequency band and input/output pins of said amplifier for the first frequency band, and wherein input/output pins of said amplifier for the first frequency band are provided between an input pin of said receiving mixer for the second frequency band and input/output pins of said amplifier for the second frequency band, further wherein an output pin of said amplifier for the first frequency band is provided between the input pin of said receiving mixer for the first frequency band and the input pin of said amplifier for the first frequency band, further wherein an output pin of said amplifier for the second frequency band is provided between the input pin of said receiving mixer for the second frequency band and the input pin of said amplifier for the second frequency band.