Samsung SGH-I617 Service Manual - Page 58

RF Solution Block Diagram

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Block Diagrams 7-2. RF Solution Block Diagram FEM (LMSP4LMA- 704) GSM850/900 Tx PSC/DCS Tx W2100 Duplexer (ACMD-7602) W2100 Tx Coupler (CP0603A1960 BNTR) W2100/GSM PAM (AWT6223R) W1900 Duplexer (ACMD-7403) W1900 Tx Coupler (CP0603A1960 W1900 PAM (ACPM 7331) MNTR) W850 Duplexer (FAR-D5GA-881M50D1AAH-Z) W850 Tx W850 Coupler PAM (ACPM (CP0603A0836 7311SG1) HNTR) to PDET GSM850 Rx P GSM 850 Rx N EGSMRx P EGSMRx N DCS Rx P DCS Rx N PCS Rx P PCS Rx N GSM_PA GSM_SAW_SW_Mode GSM850/900 Tx SAW& Switch (LMSM32AA- 533) GSM850/900 Tx PCS/DCS Tx W2100 Tx SAW (FAR-F6KA- 1G9500-D4DG) W1900/2100 Switch ( CXG1199UR) W1900 Tx SAW (FAR-F6KA- 1G8800-L4AFH) W850 Tx SAW (SAFEB836MAL 0F00) RF_ON VCONTROL DAC_REF S S SSBI B I RTR 6275 RF TRANCEIVER BPF Quadrature Upconverter L PF BPF BPF Quadrature Upconverter L PF BPF LO Generation & Distribution Gain Ctl & Bias Circuits Quadrature Downconverter TCXO PLL #1 LPF LPF & DC Correction Quadrature Downconverter LPF & DC Correction Quadrature Downconverter Power Detector WCDMA 2100 Rx L NA W2100 Rx SAW (FAR-F6KB- 2G1400-B4GC) LPF PLL #2 Loop Filter WCDMA 1900 Rx WCDMA 850 Rx GPS ANT (AISGHI617TA) GPS Unbalanced SAW (B9000) Loop Filter GPS Rx LNA LNA Pre-LNA TCXO F ref 7-2 WCDMA 1900 Rx SAW (SAFEB1G96FL 0F00R14) WCDMA 850 Rx SAW (FAR-F5KB881M50-B4ED) GPS Balanced SAW (B7840) RFR 6275 UMTS RF RECEIVER U_PLL F ref UMTS VCOs LO Generation ctls & Distribution Quadrature Downconverter L PF Quadrature LPF Downconverter LPF Quadrature Downconverter LPF LO Generation GPS & Distribution VCO F ref G_PLL SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization Quadrature Downconverter Tx_I_P Tx_I_N Tx_Q_P Tx_Q_N VCTCXO (KT3225R19200DCV28LEA) 19.2MHZ TCXO Loop Filter PDET Rx_I_P Rx_I_N MSM 6260 Rx_Q_P Rx_Q_N SSBI Rx1_I_P Rx1_I_N Rx1_Q_P Rx1_Q_N Loop Filter

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Block Diagrams
7-2
This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
7-2. RF Solution Block Diagram
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Quadrature
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