NJW1154 - New Japan Radio

NJW1154 2-CHANNEL ELECTRONIC VOLUME

NJW1154 is a two channel electronic volume with 6 in 1 out selector IC. It’s suitable for Input signal trimmer of audio equipments such as DVD recorder 2 and VCR. These functions are controlled by I C Bus. s PACKAGE OUTLINE s FEATURES q Operating Voltage 2 q I C Bus control q 6in 1out Input Selector q Volume q Bi-CMOS Technology q Package Outline s BLOCK DI.

Features

q Operating Voltage 2 q I C Bus control q 6in 1out Input Selector q Volume q Bi-CMOS Technology q Package Outline s BLOCK DIAGRAM NJW1154V 8 to 13V +12 to -12dB/3dBstep, MUTE SSOP32 1uF 47KΩ 100uF 47KΩ C28 C27 R5 R4 ALCCNT ALCOUT LOUT ROUT SCL V+ 12V 10uF 22KΩ 10uF 10uF 10uF C22 10uF 10uF C17 SDA C16 22uF C15 17 Vref ALC Control 16 18KΩ ALCVTH 1uF ALCINT R2 10uF 10uF VREFOUT C21 62KΩ 1uF 100uF L1IN R1IN C24 C23 R3 C20 C25 C19 C18 32 31 30 29 28 27 26 25 24 23 22 21 20 19 NC 18 GND I2C Bus Interface Internal Power Supply Vref Vref 1 10u.