NJU72343

NJU72343 8-CHANNEL ELECTRONIC VOLUME ■ GENERAL DESCRIPTION The NJU72343 is a 8-channel electronic volume that controlled independently. It has a 2-input selector for 4 of 8-channels. Functions are controlled via two-wired serial bus. The NJU72343 is well-suited for multi-channel audio systems such as AV amplifiers, DVD receivers and others. ■ PACKAGE OUTLINE NJU72343V ■ FEATURES  Operating Voltage  2-wired Serial BUS Control  Selectable 2-Chip Address  Volume  Zero-cross Detection  CMOS Technology  Package Outline ■ BLOCK DIAGRAM Dual power supply: ±4.5 to ±7.5V Single power supply: +9.0 to +15.0V Available for using two chips on same serial bus line +31.5 to -95dB/0.5dB step, Mute SSOP32 Ver.2.6E InA1 InA2 InB1 InB2 InC InD InE InF InG1 InG2 InH1 InH2 Control Logic DATA CLOCK OutA OutB OutC OutD OutE OutF OutG OutH -1- NJU72343 ■ PIN CONFIGURATION 32 17 No. Symbol 1 AREF 2 ADR 3 InA2 4 InB2 5 InA1 6 InB1 7 InC 8 InD 9 InE 10 InF 11 InG1 ...