M61529FP

M61529FP Audio Signal Processor with Surround REJ03F0010-0100Z Rev.1.00 Sep.04.2003 Description M61529FP is the semiconductor integrated circuit for Home Audio. M61529FP includes 2ch electronic volume, Tone control, 4 Input Selector, Bass Boost, REC output and Mic Mixing. This IC is suitable for Mini Component. A difference in M61529FP and M61519FP has just changed Tone Input ATT from 0/–13dB to 0/–8.2dB. Features 2ch Master Volume (L,R Independent Control) Main Volume : 0dB to –76dB (2dB or 4dB step), –∞ Trim Volume : 0dB to –15dB (1dB step) *Total level is fixed at –87dB, on condition that the total level of Trim and Master volume is under “–87dB”. Tone Control (Bass/Mid/Treble) ±8dB (2dB step) 4 Input Selector with Mute Surround Function Vocal Cut Function Bass Boost Function L+R Output for Spectrum Analysis Display L+R Output for Subwoofer MIC Mixing Function 2 REC output with mute Input ATT : –5/0/+3.5dB Tone Input ATT : 0/–8.2dB External Input ATT : +3/0/–3/–6dB Application Mini/Micro Component, Radio-Cassette Recorder with CD Player, etc. Recommended Operating Conditions Supply voltage range……………………8.0 to 10.0V Recommended supply voltage……………...…...9.0V Rev.1.00, Sep.04.2003, page 1 of 23 M61529FP System Block Diagram RECA1/INex1 External Input ATT RECB1 MIC 4Input selector +Mute Bypass INA1 INB1 INC1 IND1 Vocal cut ON/OFF Surround Bypass Tone control (Bass/Mid/Treble) Volume BASS BOOST Input ATT -1 Tone ATT OUT1 4Input sele...