low voltage gsm front-end transceiver.
* Excellent noise figure: <2dB for the LNAs at 950MHz
* LNAs matched to 50Ω with external matching components
* LNAs with gain control, 59dB dynamic range in.
FEATURES
* Excellent noise figure: <2dB for the LNAs at 950MHz
* LNAs matched to 50Ω with external matching co.
The SA1620 is a combined receive (Rx) and transmit (Tx) front-end for GSM cellular telephones. The receive path contains two low noise amplifiers (LNA1 and LNA2) with four switchable attenuation steps. A Gilbert Cell mixer in the receive path down-co.
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