Preliminary 7
Typical Applications Multimode W-CDMA, GSM, DCS, EDGE W-CDMA Systems GSM Systems
RF2689
W-CDMA, GSM, DCS RECEIVE AGC AND DEMODULATOR
Product Description
The RF2689 is an integrated complete IF AGC amplifier and quadrature demodulator designed for the receive section of W-CDMA and GSM, DCS applications. It is designed to amplify received IF signals, while providing 70dB of gain control range, a total of 90dB gain, and demodulate to baseband I and Q signals. This circuit is desi