GENERAL DESCRIPTION

The CS42438 CODEC provides six multi-bit analog-to-digital and eight multi-bit digital-to-analog Delta-sigma converters. The CODEC is capable of operation with either differential or single-ended inputs and outputs, in a 52-pin MQFP package.

FEATURES

• Six 24-bit A/D, Eight 24-bit D/A Converters

• ADC Dynamic Range

– 105 dB Differential

– 102 dB Single-ended

• DAC Dynamic Range

– 108 dB Differential

– 105 dB Single-ended

• ADC/DAC THD+N

– -98 dB Differential

– -95 dB Single-ended

• Compatible with Industry-standard Time Division Multiplexed (TDM) Serial Interface

• DAC Sampling Rates up to 192 kHz

• ADC Sampling Rates up to 96 kHz

• Programmable ADC High-pass Filter for DC Offset Calibration

• Logarithmic Digital Volume Control

• Hardware Mode or Software I²C & SPI™

• Supports Logic Levels Between 5 V and 1.8 V