Features
 Audio System IC (MAX4299)
Ultra-High PSRR Stereo Headphone Driver
Ultra-High PSRR Microphone Amp
100mA, 3.3V Linear Regulator
 93dB typ PSRR at 20kHz Operates Directly from
Noisy Digital Supplies
 Clickless/Popless Power-Up, Power-Down, Mute
and Unmute
 PC99-Compliant Output Drivers:
Better than 1VRMS Output into 16Ω Load and
1.5VRMS and 0.0008% THD+N into 10kΩ Load
 PC99-Compliant Microphone Amplifier:
0.005% THD+N into 10kΩ Load
 22nF Capacitive Load Drive Capability
 4.5V to 5.5V Single-Supply Operation
 Internally Generated Bias Voltage
 All Gains Externally Adjustable
 Available in Space-Saving Packages
10-Pin μMAX (MAX4298)
16-Pin TSSOP (MAX4299)