Features
♦ 2.4V to 5.5V Single-Supply Operation
♦ High PSRR (80dB at 217Hz) Eliminates LDO
♦ No Bulky DC-Blocking Capacitors Required
♦ Ground-Referenced Outputs Eliminate DC Bias
Voltage on Headphone Ground Pin
♦ No Degradation of Low-Frequency Response Due
to Output Capacitors
♦ Differential Inputs for Enhanced Noise
Cancellation
♦ Adjustable Gain (MAX9722A) or Fixed -2V/V Gain
(MAX9722B)
♦ 130mW per Channel into 32Ω
♦ Low 0.009% THD+N
♦ Integrated Click-and-Pop Suppression
♦ Low Quiescent Current (5.5mA)
♦ Short-Circuit and Thermal-Overload Protection
♦ ±8kV ESD-Protected Amplifier Outputs (Human
Body Model)
♦ Available in a Space-Saving 16-Pin Thin QFN
(3mm ✕ 3mm ✕ 0.8mm) Package