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)