LT5557EUF#PBF

Manufacturers：
Linear Technology
Description：
RF Mixer IC Cellular, CDMA, TD-SCDMA, UMTS, WCDMA Down Converter 400MHz ~ 3.8GHz 16-QFN (4x4)

LT5557EUF#TRPBF

Manufacturers：
Linear Technology
Description：
RF Mixer IC Cellular, CDMA, TD-SCDMA, UMTS, WCDMA Down Converter 400MHz ~ 3.8GHz 16-QFN (4x4)