M65853 Datasheet | Mitsubishi Electric

DESCRIPTION The M65853 is a CMOS IC built-in Digital Echo function with microphone peripheral circuits for "Karaoke" equipment packed in a single chip. It is suitable for "Karaoke" equipments such as Video CD Player, Mini Stereo, CD-Radio Cassette, TV or VCR. FEATURES - - - - - - - - Built-in automatic reset circuit activated with power on - 5V single power supply High performance digital echo circuit thanks to 16Kbit memory Built-in surround function which works Simulated Stereo for monaural source and Stereo Surround for stereo source ALC-equipped microphone amplifiers permit excessively high input. ALC operating voltage can be set as desired. 2 microphone volumes, echo effect volume and echo feedback volume are included Stereo microphone-line mixing amplifiers Karaoke entertainment functions such as vocal cut and automatic vocal support system Built-in current-control oscillation circuit PIN CONFIGURATION MCLKCONT VALC MIC1IN ALC1 MIC1NFIN MIC1OUT MIC1VOLIN MIC2IN ALC2 1 2 3 4 5 6 7 8 9 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 MIC SW DATA CLOCK LATCH PS2 PS1 LOU T ROUT VCFIL LIN1 RIN1 LIN2 RIN2 VOL IN LPF2OUT LPF2IN2 LPF2IN1 DAINTOUT DAINTIN DACONT VCC M 6 5 8 5 3 F P MIC2NFIN 10 MIC2OUT MIC2VOLIN MICOUT 11 12 13 LPF1IN1 14 LPF1IN2 LPF1OUT ADINTOUT 15 16 17 18 REMENDED OPERATING CONDITION - Supply voltage range - - - - - Vcc = 4.5 ~ 5.5V Rated supply voltage - - - - - Vcc = 5V ADINTIN ADCONT 19 REF 20 GND 21 SYSTEM CONFIGURATION Lch1 INPUT Lch2IN PUT Rch1 INPUT Rch2IN PUT SOURCE SELECTOR L R (L+R)/2 VOCAL CUT MIX PHASE SHIFTER SURROUND Lch OUTPUT Rch OUTPUT MIC MIC VOL MIX ECHO MIC VOL ECHO VOL MIX FEEDBACK VOL MITSUBISHI ELECTRIC ( 1 / 17 ) Lhis is nimits ar P Ric E e ; T etric...