NJW1148 Ver la hoja de datos (PDF) - Japan Radio Corporation

Número de pieza

componentes Descripción

Fabricante

NJW1148

Audio Processor with Sound Enhancement and TruSurround Virtualizer

Japan Radio Corporation  

NJW1148

I APPLICATION CIRCUIT

PRELIMINARY

4.7nF

0.22µF 4.7nF

48 47 46 45 44 43 42 41 40 39

4.7nF

0.1µF

3.3nF

33nF

2.2nF

100nF

4.7µF

+

4.7µF

+

4.7µF

+

1 TS3

2 INA

3 BBECHA

4 BBECLA

5 TONECHA

6 TONECLA

7 LINEOUTA

8 OUTA

9 OUTC

NJW1148

SRS4 38

INB 37

BBECHB 36

BBECLB 35

TONECHB 34

TONECLB 33

LINEOUTB 32

OUTB 31

MIXOUT 30

330nF

1µF

+

1µF

+

1µF

+

10 N.C.

11 AGCTC

12 SURTC

13 VOLATC

14 VOLBTC

LFIN 29

LFOUT 28

N.C. 27

BBEHTC 26

BBELTC 25

VOLCTC

15 16 17 18

OUTTC

19 20 21 22 23 24

0.22µF

0.1µF

3.3nF

33nF

2.2nF

100nF

+

4.7µF

+

4.7µF

+

4.7µF

+

1µF

+

1µF

+

+

+

+

+

+

(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.

Symbol

1

TS3

6

TONECLA

36

BBECHB

41

3

BBECHA

33

TONECLB

38

SRS4

46

4

BBECLA

34

TONECHB

39

SRS3

47

5

TONECHA

35

BBECLB

40

SRS2

48

SRS1

CEALA

TS1

TS2

2. The constant of capacitors connected to the terminals No.3, 4, 35 and 36 are designated by BBE Sound Inc.

3. The constant of capacitors connected to the terminals No.1,38,39,40,41,47and 48 are designated by SRS Labs, Inc.

–6–

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