NJW1132 Datasheet, PDF (1/9 Pages) New Japan Radio – SOUND PROCESSOR with SOUND ENHANCEMENT

NJW1132
PRELIMINARY
SOUND PROCESSOR with SOUND ENHANCEMENT
n GENERAL DESCRIPTION
The NJW1132 is a sound processor with sound
enhancement (BBE). It includes all of functions processing
audio signal for TV, such as tone control, balance, volume,
mute, and AGC functions.
Also the NJW1132 performs surround and sound
enhancement. The sound enhancement regenerates high
definitive and nearly real sound.
All of internal status and variables are controlled by I²C BUS
interface.
n PACKAGE OUTLINE
NJW1132M
n FEATURES
l Operating Voltage
(8 to 13V)
lI²C BUS Interface
lBBE Sound Enhancement (Low Boost and High Boost: 15dB max.)
l The AGC circuit reduces volume difference among input sources.
l Matrix Surround
l Bi-CMOS Technology
l Package Outline
SDIP30,SDMP30
n BLOCK DIAGRAM
NJW1132L
OUTPUT
INPUT
Volume
1
BBE
AGC
INPUT
Volume
1
BBE
Tone
Volume
2
Surround
Tone
Volume
2
Control
Logic
Bias
AUX0
AUX1
SDA
SCL
GND
VCC
OUTPUT _Vref
-1-