General Description
The MAX4060/MAX4061/MAX4062 are differential-input microphone preamplifiers optimized for notebook and PDA audio systems. These devices feature adjustable gain with excellent power-supply rejection and common-mode rejection ratios, making them ideal for low noise applications in portable audio systems.
FEATUREs
♦2.4V to 5.5V Single-Supply Operation
♦Adjustable Gain or Fixed-Gain Options
♦High PSRR (86dB at 1kHz)
♦High CMRR (70dB at 1kHz)
♦Low Input-Referred Noise
♦Integrated Microphone Bias
♦750µA Supply Current
♦0.3µA Shutdown Current
♦±4kV ESD Protection (AUX_IN)
♦Rail-to-Rail Outputs
♦THD+N: 0.04% at 1kHz
♦Available in Space-Saving Packages
8-Pin Thin QFN (MAX4060/MAX4061)
8-Pin µMAX (MAX4060/MAX4061)
10-Pin µMAX (MAX4062)