Datasheet Texas Instruments LM48824TM/NOPB — 数据表

LM48824
www.ti.com SNAS479D – MARCH 2009 – REVISED MAY 2013 LM48824 Class G Headphone Amplifier
with I C Volume Control
2 Check for Samples: LM48824 FEATURES DESCRIPTION The LM48824 is a Class G, ground-referenced stereo
headphone amplifier designed for portable devices.
The LM48824 features TI’s ground-referenced
architecture, which eliminates the large DC blocking
capacitors required by traditional headphone
amplifiers, saving board space and minimizing
system cost. 1 2 Class G Power Savings
Ground Referenced Headphone Outputs –
Eliminates Output Coupling Capacitors
Common-Mode Sense
I2C Volume and Mode Control
High Output Impedance in Shutdown
Differential Inputs
Advanced Click-and-Pop Suppression
Low Supply Current
Low THD Mode Option The LM48824 takes advantage of TI’s patent-pending
Class G architecture offering power savings
compared to a traditional Class AB headphone
amplifier. Additionally, output noise is improved by
common-mode sensing that corrects for any …