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NJU7392

New Japan Radio

2ch Pushbutton Interface EVR

NJU7392 2ch Pushbutton Interface EVR with eala Stereo Expander ■ GENERAL DESCRIPTION The NJU7392 is a 2-channel electron...


New Japan Radio

NJU7392

File Download Download NJU7392 Datasheet


Description
NJU7392 2ch Pushbutton Interface EVR with eala Stereo Expander ■ GENERAL DESCRIPTION The NJU7392 is a 2-channel electronic volume which include a Volume control, 2-in stereo input selector (with 1 x Differential input), eala Stereo Expander control (Stereo enhancement for narrow speakers), Bass boost control with ALC feature and a Stand-by function (Power-saving mode). The NJU7392 has also built-in push button interface for its volume, Bass Boost and eala Stereo Expander controls - making application possible without the use of micro-controller. The NJU7392 is suitable for low power application and also for application with narrow speaker such as mobile audio player and cradle speaker for mobile game. ■ PACKAGE OUTLINE ■ FEATURES Operating Voltage Low operating current +2.7 to +5.5V 5mA typ. (Active mode) 1µA typ. (stand-by mode) Low output noise 20µVrms typ. (eala Stereo Expander : ON) Input Selector 2ch (single-end / quasi-differential) Sound Space adjustment for narrow speaker Pushbutton interface EVR 0 to -68dB, MUTE Bass Boost with ALC CMOS Technology Package Outline SSOP32 ■ BLOCK DIAGRAM V+ V+ Power Indicator V+ Expander Indicator V+ Bass Indicator www.DataSheet4U.com Power Button Input 1L Diff Input 1R Output L Input 2L Input Selector eala Stereo Expander P-VOL Bass Boost with Limitter Output R Input 2R V+ V+ Expander Button Input1/Input2 V+ Down V+ Up Bass Button V+ for palmtop for laptop NJU7392 Ver.1.5 E_DS –1– NJU7392 ■ ABSO...




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