NJM2777 Datasheet | New Japan Radio

.. Headphone Amplifier with Electronic Volume I GENERAL DESCRIPTION NJM2777 is a headphone amplifier with electronic volume. It includes widely gain adjustable volume, +20 to - 80 dB, and mute function. These are controlled by DC voltage. The NJM2777 is suitable for headphone output on TV set. I Features G Operating Voltage G Electronic Volume G Mute Function G Bipolar G Package Outline I BLOCK DIAGRAM CNTa CAPa Mute I PACKAGE OUTLINE NJM2777D NJM2777M NJM2777V 8 to 10 V +20dB to -80dB DIP14, DMP14, SSOP14 Mute IN a OUTa IN b OUTb Bias Vref CNTb CAPb I PIN FUNCTION No. 1 1 14 2 3 4 5 7 8 6 7 SYMBOL V+ GND V+ OUTb CNTb CAPb INb Mute...