NJW1130A Datasheet, PDF (1/10 Pages) New Japan Radio – SOUND PROCESSOR with SOUND ENHANCEMENT

NJW1130A
PPRELIMINARY
SOUND PROCESSOR with SOUND ENHANCEMENT
s GENERAL DESCRIPTION
The NJW1130A 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 NJW1130A 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.
s PACKAGE OUTLINE
NJW1130G
s FEATURES
q Operating Voltage
(8 to 13V)
q I²C BUS Interface
q BBE Sound Enhancement (Low Boost and High Boost: 15dB max.)
q Internal 6 Input Audio Selectors and Monitor Output
q The AGC circuit reduces volume difference among input sources.
q Matrix Surround
q Bi-CMOS Technology
q Package Outline
SOP40
s BLOCK DIAGRAM
BBE BBE
MON a AGC1 ^1a 2a
TONE TONE
PS Ha La
OUTa
LINEa
IN1a
IN2a
IN3a
IN4a
IN5a
IN6a
IN1b
IN2b
IN3b
IN4b
IN5b
IN6b
Input
Selector
BBE
Volume
Tone
Volume
AGC
Surround
4.5dB
Control
Logic
Input
Selector
BBE
Volume
MON b AGC2 _{BBE BBE}
1b 2b
Tone
Volume
4.5dB
Bias
TONE TONE
Hb Lb
OUTb ^LINEb Vref
CVA
CVB
CTH
CTL
AUX0
AUX1
SDA
SCL
GND
VCC
Ver.2.0
-1-