NJM2192A

- 10 -

s

s

s

sBLOCK DIAGRAM

No.

SYMBOL

FUNCTION

No.

SYMBOL

FUNCTION

1

FILOUT

Filter Output

16

V+

Supply Voltage

2

FIL1

Filter Input

17

VREFOUT

V

3

FIL2

Filter Input

18

VREFIN

V

4

FIL3

Filter Input

19

GAINSW

Gain Switch

5

FIL4

Filter Input

20

MODE2

MODE2 Switch

6

FIL5

Filter Input

21

MODE1

MODE1 Switch

7

FIL6

Filter Input

22

BASSOUT

TruBass Output

(Low Frequency Content)

(1)

8

FIL7

Filter Input

23

OUTR

Rch Output

9

PCOUT

Punch Control VR

24

OUTL

Lch Output

10

PCIN

Punch Control VR

25

BASSINR

TruBass Input

(2)

11

FIL8

Filter Input

26

INR

Rch Input

12

FIL9

Filter Output

27

BASSINL

TruBass Input

(3)

13

C1

Filter Input

28

INL

Lch Input

14

C2

Filter Input

29

C3

Filter Input

15

GND

GND

30

C4

Filter Input

(1) The BASSOUT is low frequency signal derived from the stereo audio signal.

(2),(3) Refer to “s

s

s

sINPUT TERMINAL OPERATING INSTRUCTION”

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

FILTER

MATRIX

VCA

FILTER

d

e

d

e

a

b

c

a

b

c

d:Nomal

e:+6dB

a:BYPASS

b:BASS2

c:BASS1

VREF

GND

FILTER