NJW1137
P R E L I M I N A LY
AUDIO PROCESSOR with SOUND ENHANCEMENT
s
GENERAL DESCRIPTION
The
NJW1137
is an audio processor with sound
enhancement (BBE). It includes all of functions processing
audio signal for TV, such as tone control, balance, volume,
mute, NJRC original surround, and AGC functions.
The NJRC original surround system reproduces natural
surround sound and clear vocal orientation.
The sound enhancement regenerates high definitive and
nearly real sound.
2
All of internal status and variables are controlled by I C
BUS interface.
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PACKAGE OUTLINE
NJW1137L
NJW1137M
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FEATURES
8 to 13V
q
Operating Voltage
2
q
I C BUS Interface
q
BBE Sound Enhancement (Low Boost and High Boost: 15dB max.)
q
AGC Circuit (It reduces volume difference among input sources.)
q
eala(NJRC Original Surround)
q
Simulated Surround
q
Bi-CMOS Technology
SDIP30, SDMP30
q
Package Outline
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BLOCK DIAGRAM
VOL1
BBE
TONE
VOL2
AGC
eala
&
Sim ulated
Surround
I2C Bus
Interface
VOL1
BBE
TONE
VOL2
Bias
- 1 –F
NJRC [ NEW JAPAN RADIO ]
