Single-Chip Voice Record/Playback Devices 10- and 12-Second Durations ( + * !" # $ ! , # $ %& # " # ' ( )!" ! ! - # * " * ! * # Figure: ISD1200 Series Block Diagram ISD--APRIL 1998 i * . !" * 5 ! * / * 23 * )! * 23 - * & " * 6 )!" ! * * ' * * * 70 * - * '! ) & . ! * !" - * " ! #0 1' 23 4 * - . ! !" Table: ISD1200 Series Summary Part Number ii Minimum Duration (Seconds) Input Sample Rate (KHz) Typical Filter Pass Band (KHz) Voice Solutions in SiliconTM .$'8. .()$&6 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 9 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # ..)(&% # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # : & # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # ' )* * % # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # ' 23 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # )6 .()$&6 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # - 2; 2( 2(.3 - 3 - 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # )!" . ' 2)8'<.3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # )!" 8 ' 2)8'<83 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # ( 8. & 2(.8.3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = % 2%3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = % ( 2% (.53 ' ; 2';3 ' & 2'6' &>$3 ' 2'6' 63 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = .? " 2@8A3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = " & 2)7 )B3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C ' 2'B'D3 &).('$&6'8 %&. # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C &).('$&6'8 %&. .()$&6 ' E % # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 ' E .&% %" # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 ' E > # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 '= E % 8 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 'C E ' # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 '0 E > # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 $%6; ';('% # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # F $<)'8 )'('%.$.( -'('$&6 G$/ -&8$';. '6 $.%).('$>(. 2)'A';. )'($3 # # # # # # # # # # # # # # $<)'8 )'('%.$.( -'('$&6 G$/ -&8$';. '6 $.%).('$>(. 2.3 5>6$&6'8 .()$&6 .@'%)8. # # # # # # # # # # # # # # # # # # # # # # # # # C # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 '))8'$&6 6&$. # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # F .(. )/<'8 %.6&6 &(.(6; 65&(%'$&6 ISD # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # D # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 5 H ) 5 H ( # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 5 =H )!" F 5 CH ' .? # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 5 0H I8 #F ) )" 2))3 2)3 5 FH I8 #= ) &8 2&3 23 # # # # # # # # # # I 5 DH : ) 8# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # J # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # F 0 D H ( % & 2 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # H $ / # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # =H ! 2 CH & ! # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0H ( % & 2 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C FH $ / # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C DH ! 2 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C IH & ! # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # C $! H )!" ( # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # $! H .? " ( # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # = $! =H & % $! # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 0 $! CH '! %? ( $! 0H & $! FH ) 2)" )3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # D $! DH ' ) 2)" )3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # I $! IH '! %? ( 2 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # $! JH & 2 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # $! H ) 2 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # $! H ' ) 2 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # $! H ) )" 2))3 2)3 $! =H ) &8 2&3 23 $! CH )6 )' * ( 213 3 3 3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # 3 2)" )3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # D 2)" )3 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # D # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # D I Voice Solutions in SiliconTM