NJW1142A - JRC

NJW1142A Audio Processor

s PACKAGE OUTLINE The NJW1142A 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. Also the NJW1142A performs NJRC Surround "eala" which is regenerated 3D surround sound with only two speakers. 2 All of the internal status and variables are controlle.

Features

h Operating Voltage 8 to 10V h Internal 4 Input Audio Selectors and Monitor Output hLow Noise VCA hNJRC Surround "eala" hSimulated Stereo 2 hVariable AGC Compression Level via I C (4-levels) hBi-CMOS Technology hPackage Outline SSOP32 sBLOCK DIAGRAM MONa AGC TONE TONE -La -Ha OUTa 0dB +4.5dB SDA SCL CVA CVB CTH CTL CSR IN1a IN2a IN3a IN4a SEL VOL1 NJRC Surround “eala” & Sim ulated Stereo VOL1 0dB TONE VOL2 I2C BUS Interface AGC IN1b IN2b IN3b IN4b SEL TONE VOL2 Bias GND Vcc +4.5dB MONb TONETONE -Hb -Lb OUTb Vref -1
  – NJW1142A www.DataSheet4U.com „PIN CONFIGURATION 1 2 .