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NJW1137M

AUDIO PROCESSOR with SOUND ENHANCEMENT

Japan Radio Corporation  

NJW1137

s PIN FUNCTION

1 INa

2 BBE1a

3 BBE2a

4 BBEOUTa

5 TONE INa

6 TONE-Ha

7 TONE-La

8 OUTa

9 AGC

10 SS-FIL

11 CVB

12 CVA

13 SDA

14 SCL

15 GND

INb 30

BBE1b 29

BBE2b 28

BBEOUTb 27

TONE INb 26

TONE-Hb 25

TONE-Lb 24

OUTb 23

SR-FIL 22

VREF 21

CTH 20

CTL 19

AUX0 18

AUX1 17

Vcc 16

No. Symbol

Function

1

INa

Ach Input

2

BBE1a Ach BBE Filter1 (Process)

3

BBE2a Ach BBE Filter2 (Lo Contour)

4

BBE OUTa Ach Output for the Other Accessories

5

TONE INa Ach Input From the Other Accessories

6

TONE-Ha Ach Treble Filter

7

TONE-La Ach Bass Filter

8

OUTa

Ach Output

9

AGC

AGC Filter

10

SS-FIL Simulated Stereo Filter

11

CVB

DAC Output for Bch Volume & Balance

12

CVA

DAC Output for Ach Volume & Balance

13

SDA

SDA Data Input (I2C BUS)

14

SCL

SCL Data Input (I2C BUS)

15

GND

GND

No Symbol

Function

16

Vcc

Power Supply Pin

17

AUX1 Auxiliary Output1

18

AUX0 Auxiliary Output0

19

CTL

DAC Output for Tone Low Frequency

20

CTH

DAC Output for Tone High Frequency

21

VREF Reference Voltage

22

SR-FIL NJRC Original Surround Filter

23

OUTb Bch Output

24 TONE-Lb Bch Bass Filter

25 TONE-Hb Bch Treble Filter

26 TONE INb Bch Input from the Other Accessories

27 BBE OUTb Bch Output for the Other Accessories

28

BBE2b Bch BBE Filter2 (Process)

29

BBE1b Bch BBE Filter1 (Lo Contour)

30

INb

Bch Input

-2-

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