NJW1186 - JRC

NJW1186 Passive Matrix Surround Circuit / DMP20

The NJW1186 is an Surround Processor for 5.1ch speaker system regenarating Center, Surround and Subwoofer channel signal from normal stereo signal input. The NJW1186 contains Passive Matrix circuit, BPF for center channel, LPF for subwoofer, simulated stereo function for surround channel and trimmers for each channel. 2 All of internal status and variables a.

Features

q Operating Voltage 7.5 to 13V 2 q I C BUS Interface q Passive Matrix Surround Circuit q Trimmer & BPF for Center Channel q Trimmer & LPF for Subwoofer Channel q Trimmer & Simulated Stereo Function for Surround Channel q Bi-CMOS Technology q Package Outline DMP20 s BLOCK DIAGRAM Lout Rout Lin Rin LSout Passive Matrix Simulated Stereo RSout + + BPF LPF Cout SWout V+ Vref GND Bias Control SDA SCL CSU CCE CSW -1- www.DataSheet4U.com NJW1186 s PIN CONFIGURATION 1 2 3 4 5 6 7 8 9 10 SWout SWfilin SW’out RSout Rin Lin LSout C’out CFilin Cout Filter 20 CSW 19 CCE 18 Vrefin 17 V+ 16 GND .