LC75106V SANYO [Sanyo Semicon Device], LC75106V Datasheet
LC75106V
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LC75106V Summary of contents
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... LC75106V Overview The LC75106V is a digital echo LSI for karaoke. It has the microcomputer control mode (I control mode. Therefore, various karaoke systems can be made. This LSI has 2ch mic amplifier (with ALC), volume of 2ch mic, echo feed back volume and echo volume. ...
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... DT Output Gain VG E Max output voltage Vo E Total harmonic distortion rate THD E Output noise voltage VNO E Input impedance Zi E Output impedance Zo E LC75106V Conditions ≤ 70°C * Pin name Conditions =9.0V Pin name Conditions V DD OSC OSC Ex.R=30kΩ ...
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... Output noise voltage VNO ES Input impedance Zi ES Output impedance Zo ES Package Dimensions unit:mm (typ) 3247A 36 1 0.3 15.0 (0.7) 0.8 SANYO : SSOP36(275mil) LC75106V Pin name Conditions Lch/RchOUT Lch/RchOUT THD=1%, Filter=A-filter Lch/RchOUT Filter=A-filter Lch/RchOUT Filter=A-filter Lch/RchOUT Lch/RchIN Lch/RchOUT V O =0dBV SUMOUT SUMOUT THD=1%, Filter=A-filter ...
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... Pin Assignment Block Diagram ALC Mic-AMP2 Mic-Volume 2 + Mic-Volume 1 Mic-AMP1 ALC + - LC75106V MICIN1 MICIN2 1 36 ALC1 ALC2 2 35 MICNF1 MICNF2 3 34 MICOUT1 MICOUT2 4 33 IN1 IN2 5 32 VREF ALCDETV 6 31 SUMOUT VDD 7 30 (SELOUT) SUMIN N (SELIN) (FILTER) ...
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... MICOUT1 33 MICOUT2 5 IN1 32 IN2 6 VREF LC75106V Description Mic signal input 1 Mic signal input 2 Auto level control terminal 1 Auto level control terminal 2 Mic feedback signal input terminal 1 Mic feedback signal input terminal 2 Mic signal output terminal 1 Mic signal output terminal 2 Mic volume input terminal 1 ...
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... SUMOUT/SELOUT 8 SUMIN/SELIN 9 OUT/RCHOUT 10 FEEDIN/LCHOUT 11 ECHOIN 12 ECHOOUT LC75106V Description [CS terminal = “L”] Mic volume 1/2 sum output [CS terminal = “H”] Selector output terminal [CS terminal = “L”] Delay signal input [CS terminal = “H”] Selector input terminal [CS terminal = “L”] ECHOIN signal, MICSUM signal sum output [CS terminal = “ ...
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... GND 17 NC/RCHIN 18 NC/LCHIN 19 SDA 0V/3.3V 20 SCL 0V/3. OSC LC75106V Description LPF input terminal 1 LPF input terminal 2 Terminal for A/D Terminal for D/A Analog GND Rch input terminal Lch input terminal bus SDA terminal bus SCL terminal MODE select terminal Oscillator circuit adjustment terminal ...
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... DC3V 3. AAF1 27 AAF2 28 AAF3 29 NC/FILTER ALCDETV LC75106V Description Power source for logic block Terminal for A/D AAF input terminal 1 AAF input terminal 2 AAF input terminal 3 Filter input terminal Supply voltage ALC setting voltage input terminal Equivalent circuit ...
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... ALC2 MICNF2 MICOUT2 MICIN1 ALC1 MICNF1 MICOUT1 680pF 50V + Mic1 input + 0.1uF 16V MICNF1 MICOUT1 IN1 680pF 50V 56000pF 16V I2C Control LC75106V Vdd (9.0V) 50k_ohm + 680pF 50V + IN2 ALCDETV VDD N.C AAF3 AAF2 AAF1 (FILTER) LC75106 ...
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... Mic2 volume/Test 0000 0010 Delay time/ECHO volume 0000 0011 Feed back volume 0000 0100 LC75106V 2 C Bus Bus at the stereo signal internal connection modes (CS terminal = “H”), and all the 2 C Bus Line in Pull Up at the stereo signal outside ...
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... M1D3 M1D2 M2D3 M1D1 M1D0 M2D3 M2D2 M2D1 M2D0 •The data determines delay time for echo. (4) Delay time setting data DT2 DT1 DT0 LC75106V Description LD2 LD1 LD0 Stereo output (Initial setting Lch Mono output Rch Mono output ...
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... Feedback volume •The data determines feedback volume for echo. gain setting data FB2 FB1 FB0 (7) LSI test data •Data for LSI testing TEST3 TEST3 to TEST0 should be set to ”0”. TEST2 TEST1 TEST0 LC75106V Description ED1 ED0 0dB (Initial setting -2dB 0 1 ...
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... Feed Back Volume setting To prevent the oscillation, the Echo Feed Back signal input terminal has Gain of -4dB. Therefore, please calculate in consideration of the attenuation of -4dB when you set Volume VREF LC75106V OSC Freq 2.458MHz 1.843MHz 1.536MHz 1.228MHz 0.970MHz Gain R1 R2 -2dB 10.284kΩ ...
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... ALC attack time/release time setting The attack time and the release time of ALC can be set with the capacitor between 2pin - V DD and 35pin - capacitor Attack time 2.2μF About 60ms 1.0μF About 35ms 0.1μF About 16ms LC75106V 1 ALC VREF R2 Release time About 6.0s About 2 ...
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... SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellectual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of November, 2012. Specifications and information herein are subject to change without notice. LC75106V PS No. A2153-15/15 ...