ISD4004_1英文资料 Single-Chip Voice Record/Playback Devices 8-, 10-, 12-, and 16-Minute Durations 1 ! && 0 ' & " # $%& & ( & ' " 2 & ( )* ( 3 " & && " & " + ), " &" ( & - ( & & &( + & " ./ ) ' " &&0 ( Figure: ISD4004 Series Block Diagram SEPTEMBER 1998 ……