NJU7907A

NJU7907A Monaural Microphone Amplifier ■ GENERAL DESCRIPTION The NJU7907A is a monaural microphone amplifier IC including regulator for microphone capcel, pre-amplifier and line amplifier. The NJU7907A features low consumption current, wide dynamic range, wide operating voltage range, wide operating temperature and urtla small and thin package. It is suitable for microphone module, headset for conference system, automotive microphone for eCall, and any portable applications. ■ PACKAGE OUTLINE NJU7907AUC4 NJU7907ARB2 ■ FEATURES ● Operating Voltage ● Low Consumption Current ● Wide Dynamic Range ● Wide Operating Temperature ● CMOS Technology ● Package Outline 4.5 to 16V EPFFP10-C4, MSOP10(TVSP10) ■ BLOCK DIAGRAM PREIN MIC MIC Ver.1.1E NF Iref Gen VS=8V V+ RL SIGOUT LINEOUT GND PREOUT LINEIN AmpIN CCUP BIAS RBIAS FB RFB1 RFB2 -1- NJU7907A ■ ABSOLUTE MAXIMUM RATING (Ta=25°C) PARAMETER Supply Voltage Power Dissipation Maximum Input Voltage SYMBOL V+ P...