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NJU8725

New Japan Radio
Part Number NJU8725
Manufacturer New Japan Radio
Description CLASS D AMPLIFIER FOR DIGITAL AUDIO
Published Jul 13, 2005
Detailed Description NJU8725 PRELIMINARY CLASS D AMPLIFIER FOR DIGITAL AUDIO ! GENERAL DESCRIPTION The NJU8725 is an 800mW-output class D th...
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NJU8725
NJU8725

Overview
NJU8725 PRELIMINARY CLASS D AMPLIFIER FOR DIGITAL AUDIO ! GENERAL DESCRIPTION The NJU8725 is an 800mW-output class D th Amplifier featuring 6 ∆Σ modulation.
It includes Digital Attenuator, Mute, and De-emphasis circuits.
It converts Digital source input to PWM signal output which is output PWM signal converted to analog signal with simple external LC Filter.
The NJU8725 realizes very high power-efficiency by class D operation.
Therefore, it is suitable for battery-powered applications and others.
! PACKAGE OUTLINE NJU8725V ! FEATURES # # # # # # # # # # # # # ! PIN CONFIGURATION 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 F0/DATA F1/REQ F2/SCK DIN VDDR OUTRP VSSR OUTRN VDDR LRCK BCK MCK Stereo BTL Power Amplifier Sixth-order 32fS Over Sampling ∆Σ & PWM VDD Internal 8fS Over Sampling Digital Filter STBY Sampling Frequency : 96kHz (Max.
) TEST De-Emphasis : 32kHz, 44.
1kHz, 48kHz MUTE System Clock : 256fS VDDL Digital Processing : Attenuator 107step, LOG Curve : Mu...


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