TPA2054D4A
www.
ti.
com
SLOS666 – MAY 2010
1.
4 W/CH STEREO CLASS-D AUDIO SUBSYSTEM WITH DirectPath™ HEADPHONE
AMPLIFIER AND 3:1 INPUT MUX
Check for Samples: TPA2054D4A
FEATURES
1
•23 Stereo Class-D Amp: – 1.
4 W into 8 Ω from 5.
0 V (10% THD + N) – 1.
25 W into 8 Ω from 5.
0 V (1% THD + N)
• DirectPath™ Stereo Headphone Amplifier – No Output
Capacitors Required
• Independent Gain Select for Headphone Amplifier
• Eight Programmable Maximum Headphone
Voltage Limits
• Two Single-Ended or One Differential Stereo Input
• 3:1 Input MUX with Mode Control • 32-Step Volume Control for Both Input
Channels • Independent Shutdown for Headphone and
Class-D
Amplifiers • Short-Circuit and Thermal-Overload ...