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LINE LINE R45 GTO VDDA VSSA C19 SLPE VREF REG C20 REG C25 FIG 16 FIG 17 LINE MIC+ GTO -symmetric- VREF MIC+ GTO MIC LINE REG MIC- ANOUT GTF SLPE -asymmetric- VREF REG ANOUT GTF SLPE FIG 18 LINE GRO /XMUTE AGC RXI GRF DTMFO DTMFI ANTI-SIDETONE FIG 21 FIG 19 FIG 20 ; 6 & 0 60 6 61 & & &2 & )3 &; C &6 '3 1 && '3. &0 ') & 4)) &1 4))= 0 4@3 0 )3. 02 D@3 HC 2 'E 4 *1!1+ 4 0 = & 4 6 =AC ; 4 2 01 0 00 0& 06 0; 0 #) 3 0 & 6 ; 2 1 0 & 6 ; 2 01 0 ; 6 & 0 H.A HC 'E 4 4 = 4 4= =AC 4)) .8 .( =AC D D3 7 ( (01 (&& (6; (; (20 (&;1 (&;1 (&;1 (&;1 (&;1 (&;1 (&;1 (&;1 (&;1 (&2 2 (0;&1 (&&1 (&1 121 0021 8 100; 100; 100; 100; 100; 100; 2 ; 2 ;0&& &;2 ( ; (&0 ( (2;2 (2 1 (1012 (1012 (1012 (1012 (1012 (1012 #) 3 00 @D 0& , 06 =D 0; @H. 0 D@ 02 D@3 0 )3. 0 4@3 &1 4))= & 4)) &0 ')) && '3. &6 '3 &; HC & )3 &2 ) & @6 & @& 61 @0 6 @ 60 ,)B 7 &621 6 21 ;12 212 61 &;1 &;1 &;1 &;1 &;1 &;1 &;1 &;1 &;1 &;1 0 ; 0 6&0 &0 0 ;12 8 (1012 (1012 (1012 (1012 (1012 (0; ( & (6 02 (0&6 ( 0 ; &0; ;1 26& 2 100; 100; 100; 100; 100; 100; -<1J0601 3 B $!. / /4