NJW1146A 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJW1146A

Audio Processor with BBE

Japan Radio Corporation  

s APPLICATION CIRCUIT 2 (Sub-Woofer output)

NJW1146A

0.22µF

22nF

3.3nF

33nF

2.2nF

100nF

4.7µF

+

1 INa

2 ealaFil

3 BBE1a

4 BBE2a

5 TONE-Ha

6 TONE-La

7 OUTa

8 LFINa

9 LFOUTa

330nF

+

1µF

+

1µF

3.9kΩ

3.9kΩ

10 AGC

11 CVA

12 CVB

13 SDA

14 SCL

15 GND

16

NJW1146A

INb 32

CSR 31

BBE1b 30

BBE2b 29

TONE-Hb 28

TONE-Lb 27

OUTb 26

LFINb 25

LFOUTb 24

CBH 23

CBL 22

CTH 21

CTL 20

VREF 19

V+ 18

17

0.22µF

+ 1µF

3.3nF

33nF

2.2nF

100nF

4+.7µF

+

4.7µF

+

1µF

+

1µF

+

1µF

+

1µF

+

4.7µF

+

100µF

(NOTE)

1. Separate the I2C bus line from the following terminals for avoiding digital noise problem.

Pin No.

Symbol

Pin No.

Symbol

Pin No. Symbol Pin No.

2

eala Fil

4

BBE2a

6

TONE-La

28

3

BBE1a

5

TONE-Ha

27

TONE-Lb

29

Symbol

TONE-Hb

BBE2b

Pin No.

30

31

2. The constant of capacitors connected to the terminals No.3, 4, 29 and 30 are designated by BBE Sound Inc.

Symbol

BBE1b

CSR

–7–

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