NJW1141 Datasheet | New Japan Radio

.. AUDIO PROCESSOR s GENERAL DESCRIPTION s PACKAGE OUTLINE The NJW1141 is a sound processor includes all of the functions required to process the audio signal for TV, such as tone control, balance, volume, mute, and AGC functions. All of the internal status and variables are controlled by 2 I C BUS interface. s Features q Operating Voltage 8 to 10V 2 q I C BUS Interface q Internal 4 Input Audio Selectors and Monitor Output q Low Noise VCA 2 q Variable AGC pression Level via I C (4-levels) q Bi-CMOS Technology q Package Outline SDIP30, SDMP30 NJW1141L NJW1141M s BLOCK DIAGRAM . MONa AGC TONE TONE -La -Ha OUTa Data She e -2d B +4.5d B SDA SCL CVA CVB CTH CTL IN1a IN2a IN3a IN4a VOL1 TONE VOL2 I2C BUS Interface IN1b IN2b IN3b IN4b -2d B VOL1 TONE VOL2 Bias GND Vcc +4.5d B MONb TONE TONE -Hb -Lb OUTb Vref . -1- .. NJW1141 s PIN CONFIGURATION 1 2 3 4 5 6 7 8 9 10 11 12 13 14...