NJW1146 Datasheet, PDF (1/21 Pages) New Japan Radio – Audio Processor with BBE

PRELIMINARY
NJW1146
Audio Processor with BBE
s GENERAL DESCRIPTION
NJW1146 is an audio processor with BBE, which also includes Master
volume, Balance, Tone Control, eala(original surround), Mute, and Output
filter amplifier. All of internal status and variables are controlled by I²C
BUS.
s FEATURES
q Operating Voltage
q I²C Bus interface
q BBE
q eala & simulated stereo
q Master Volume
q Balance
qTone Control
q Bi-CMOS
q Package Outline
8 to 10 V
0 to +15dB(0.5dB/step)
0 to -80dB, MUTE(0.33dB/step)
0 to -30dB, MUTE(1dB/step)
-15 to +15dB(0.5dB/step)
SDMP30
s PACKAGE OUTLINE
NJW1146M
s BLOCK DIAGRAM
CBH
Ina
Vol1
BBE Tone Vol2 Buffer
CBL
CVA
CVB
CTH
CTL
CSR
Inb
Vol1
BBE Tone Vol2 Buffer
Bias
V+
GND
–1–