GENERAL DESCRIPTION
The NJU7394 is a pushbutton interface electronic volume.
It includes a electronic volume controller with differential input, attenuator function, some indicator and a stand-by function (Power-saving mode).
The NJU7394 has also built-in push button interface for its volume UP/DOWN controls and power ON/OFF controls - making application possible without the use of micro-controller.
The NJU7394 is suitable for low power application and also for application without micro-controller such as mobile audio player and cradle speaker for mobile game.

FEATURES
• Operating Voltage       +2.7 to +5.5V
• Low operating current 2mA typ. (Active mode)
                                      1µA typ. (stand-by mode)
• Pop-noise reduction
• Quasi-differential input
• Pushbutton interface EVR           +6 to -62dB, MUTE
• Adjustable initial Volume              -6dB, -10dB, -14dB, -18dB
• Attenuator / Soft MUTE Function -10dB, -15dB, -20dB, MUTE
• CMOS Technology
• Package Outline                             SSOP20