NJW1182 Datasheet | New Japan Radio

DESCRIPTION The NJW1182 is a TV audio processor with BBE Sound Enhancement and Dynamic Bass Boost. The NJW1182 contains all necessary functions to process TV audio signal such as volume control, tone control, balance, mute and AGC function. 2 All of internal status and variables are controlled by I C BUS. s PACKAGE OUTLINE NJW1182FP1 s FEATURES q Operating Voltage 7.5 to 13V 2 q I C BUS Interface q eala(NJRC Surround)/Simulated Stereo q Dynamic Bass Boost Function q Voice Enhancement Function q AGC Circuit (Selectable 4-stage pression level by I2C BUS) q Bi-CMOS Technology q Package Outline QFP48-P1 s BLOCK DIAGRAM SURFIL1 TONE TONE -Lb -Hb BB2 LP1 LP2 LP3 HBSTb BB1 BB3 BB4 BB -FIXOUT OUT1b OUT2b ADDIN1 SDA SCL AUX VOL3 VOL1 / AGC High Boost CVa CVb INb TONE VOL2 CTL CTH CVE I CBus Interface CSR CBB AGC Control VE / LPF Bass Boost CA1 CA2 CO1 CO2 INa VOL1 / AGC TONE High Boost VOL2 Bias VOL4 AGCINT SURFIL2 TONE TONE -La -Ha VE1 VE2 VE3 HBSTa BB BB -AGCINT -SENSE BB -AGCOUT OUT1a OUT2a ADDIN2...