BD3886FS Ver la hoja de datos (PDF) - ROHM Semiconductor

Número de pieza

componentes Descripción

Lista de partido

BD3886FS

Audio sound processor for TV

ROHM Semiconductor 

3/4

●Dimensional outline drawing

BD3886FS

LOT No.

●Block diagram

SSOP-A32 (Unit : mm)

32 31

HF2 LF2

BBE

CH2

30 29 28 27 26 25 24 23 22 21 20

BNF1 BOUT1 BNF2 BOUT2 OUT1 OUT2 LINE1 LINE2 GND SDA SCL

BASS

CH1

BASS

CH2

IIC BUS

Logic

19 18

CAP2 C1

8k

17

C2

8k

67k

67k

TREBLE TREBLE

CH1

CH2

Bass

-14～14dB

2dB step

0 dB 0 dB

Treble

-14 ～14dB

2dB step

SURROUND

(Fixed Effect Amount)

Rear Vol

0～-20dB 2dB step

-25, -30, -45, -60, - ∞dB

With soft switch

AGC

4 suppression level variable VCC

BBE

CH1

BBE

Contour: 1, 2, 3, 4, 5, 6,

8, 10dB

FrontVol

Process: 1, 2, 3, 4, 5, 6, 0～-87dB ,-∞dB

8, 10dB

1dB step

VCC/2

50k

50k

HF1

LF1

TNF1 TNF2 VIN2

SEL2 VIN1

SEL1 LS CAP1

FIL

1

2

3

4

5

6

7

8

9 10 11

89k 89k

67k 67k

11k

VCC A1

12 13

11k

A2

14

8k

B1

15

8k

B2

16

REV. B

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