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SKY74691

Skyworks Solutions
Part Number SKY74691
Manufacturer Skyworks Solutions
Description Receiver for CDMA Mobile Handset Applications
Published Aug 28, 2006
Detailed Description www.DataSheet4U.com PRODUCT SUMMARY SKY74691: Receiver for CDMA Mobile Handset Applications Applications • Single mode...
Datasheet PDF File SKY74691 PDF File

SKY74691
SKY74691

Overview
www.
DataSheet4U.
com PRODUCT SUMMARY SKY74691: Receiver for CDMA Mobile Handset Applications Applications • Single mode CDMA handsets After RF LNA signal amplification and filtering from the antenna, the received signal is downconverted from RF to the Intermediate Frequency (IF).
The LO_IN signal (pin 39) provides a Local Oscillator (LO) port for the RF mixer.
The UHF Voltage Controlled Oscillator (VCO) is buffered and amplified internally, and provides the LO to drive the LO port of a transmitter upconverter (such as Skyworks CX74002).
The Variable Gain Amplifier (VGA) has a minimum dynamic range of 90 dB with a control voltage range of 0.
2 to 2.
7 V.
A VHF oscillator operates with an inter...


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