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NJW1156

2-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR

Japan Radio Corporation  

NJW1156

„ TERMINAL DESCRIPTION

PIN SYMBOL

NO.

FUNCTION

2 R1IN

3 R2IN

4 R3IN

5 R4IN

6 R5IN

16 L5IN

17 L4IN

18 L3IN

19 L2IN

20 L1IN

R channel Input 1

R channel Input 2

R channel Input 3

R channel Input 4

R channel Input 5

L channel Input 5

L channel Input 4

L channel Input 3

L channel Input 2

L channel Input 1

7

ROUT Rch Output

15

LOUT Lch Output

EQUIVALENT CIRCUIT

TERMINAL

DC

VOLTAGE

V+

300

50K

GND

50K

VREF

VREF

V+/2

V+

400 150

V+/2

GND

8

VSS_OUT Internal VSS Noise Rejection Capacitor Terminal

11

VDD_OUT Internal VDD Noise Rejection Capacitor Terminal

V+

GND

VSS_OUT

=Vref – 2.5V

VDD_OUT

=Vref + 2.5V

9

SCL I2C Clock Input

4K

-

8K

GND

–4–

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