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NJW1150

6-CHANNEL ELECTRONIC VOLUME

Japan Radio Corporation  

NJW1150

6-CHANNEL ELECTRONIC VOLUME

I GENERAL DESCRIPTION

The NJW1150 is a 6-CHANNEL ELECTRONIC VOLUME,

which also includes tone control, balance and trim level

control. The NJW1150 is suitable for multi-channel audio

system, such as AV amplifier, mini stereo component,

speaker system, and others.

All of internal status and variables are controlled by I2C

BUS interface.

I FEATURES

G Operating Voltage

Analog Supply

Digital Supply

G I2C BUS Interface

G 6-Chnnel Master Volume

G Balance control for L, R-ch

G Trim Level Control for C, SL, SR, SW-ch

G Independent Tone Control (Bass, Treble)

G Bi-CMOS Technology

G Package Outline

±4.5 to ±7.5V

+4.5 to +5.5V

0 to –79dB, MUTE

0 to –30dB, MUTE

0 to –20dB

for L, R-ch

SDMP30

I BLOCK DIAGRAM

I PACKAGE OUTLINE

NJW1150M

Lch TONE in

Rch TONE in

Tone Control

Bass/Treble

Lch TONE out

Rch TONE out

Lch in

Rch in

Balance

Control

Master

Volume

Lch out

Rch out

C-ch in

SL-ch in

SR-ch in

SW-ch in

Level Trim

Power

Supply

±7.0V, +5V

I2C BUS

Interface

C-ch out

SL-ch out

SR-ch out

SW-ch out

-1-

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