NJW1180 Datasheet, PDF (1/15 Pages) New Japan Radio – Audio Processor with SRS WOW

NJW1180
Audio Processor with SRS WOW
s GENERAL DESCRIPTION
The NJW1180 is an audio processor with SRS WOW. It includes
all of functions processing audio signal for TV, such as volume,
balance, tone control and 4ch input selector. All of internal status
and variables are controlled by I²C BUS.
s FEATURES
q Operating Voltage
8 to 13 V
q SRS WOW (including SRS 3D, FOCUS and TruBass function)
q Simulated Stereo
q 4ch Input Selector
q Volume
0 to -80dB (0.5dB/step), MUTE
q Balance
0 to -30dB (1dB/step), MUTE
q Tone Control
-15dB to +15dB(1dB/step)
q I²C BUS Interface
q Bi-CMOS Technology
q Package Outline
QFP48-P1
s BLOCK DIAGRAM
s PACKAGE OUTLINE
NJW1180FP1
IN1a
IN2a
SEL
VOL1
Tone
IN3a
IN4a
AGC
IN1b
IN2b
SEL
IN3b
IN4b
VOL1
Tone
WOW/Simulated
(FOCUS/TruBass/SRS 3D)
VOL2
VOL2
VOL2
Logic
Bias
CVO
CBA
CTH
CTL
CSR
CTB
CFCS
V+
GND
–1–