LC75106V 查看數據表（PDF） - ON Semiconductor

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LC75106V

Digital Echo LSI with Built-in Mic Amplifier

ON Semiconductor 

Pin Assignment

Block Diagram

LC75106V

MICIN1 1

ALC1 2

MICNF1 3

MICOUT1 4

IN1 5

VREF 6

SUMOUT

(SELOUT)

7

SUMIN

(SELIN)

8

OUT

(RCHOUT)

9

FEEDIN

(LCHOUT)

10

ECHOIN 11

ECHOOUT 12

LPF1 13

LPF2 14

D/A 15

GND 16

N.C

(RCHIN)

17

N.C

(LCHIN)

18

LC75106

36 MICIN2

35 ALC2

34 MICNF2

33 MICOUT2

32 IN2

31 ALCDETV

30 VDD

29

N.C

(FILTER)

28 AAF3

27 AAF2

26 AAF1

25 NF

24 A/D

23 DC3V

22 OSC

21

TEST4

(CS)

20

TEST3

(SCL)

19

N.C

(SDA)

Top view

36 35 34

33

ALC

Mic-AMP2

Mic-AMP1

ALC

+

-

Mic-Volume 2

+

Mic-Volume 1

1

2

3

4

5

+

AAF

Reg. OSC

A/D

+

Feed-Volume

Echo-Volume

LPF

D/A

Logic

SRAM

+

Line Selecter

Stereo (Through)

Lch Mono

Rch Mono

+

L+R /2

Vocal cut

No. A2153-4/15

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