CDB5346

EvalBd 103dB, 24Bit, 192kHz, Ster Aud AD

General Description

The CS5346 integrates an analog multiplexer, program mable gain amplifier, and stereo audio analog-to-digital

converter. The CS5346 performs stereo analog-to-digital A/D conversion of 24-bit serial values at sample rates up to 192 kHz.

ADC Features

Multi-bit Delta Sigma Modulator

103 dB Dynamic Range

-95 dB THD+N

Stereo 6:1 Input Multiplexer

Programmable Gain Amplifier PGA

– ± 12 dB Gain, 0.5 dB Step Size

– Zero-crossing, Click-free Transitions

Stereo Microphone Inputs

– +32 dB Gain Stage

– Low-noise Bias Supply

Up to 192 kHz Sampling Rates

Selectable 24-bit, Left-justified or I²S Serial Audio Interface Formats

System Features

Power-down Mode

+5 V Analog Power Supply, Nominal

+3.3 V Digital Power Supply, Nominal

Direct Interface with 3.3 V to 5 V Logic Levels

Pin Compatible with CS5345

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*See Section 2. on page 7for more details.