CS42428-CQZR/C1

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Audio
Data Interface:	Serial
Resolution (Bits):	24 b
Number of ADCs / DACs:	2 / 8
Sigma Delta:	Yes
S/N Ratio, ADCs / DACs (db) Typ:	--
Dynamic Range, ADCs / DACs (db) Typ:	114 / 114
Voltage - Supply, Analog:	4.75 V ~ 5.25 V
Voltage - Supply, Digital:	3.13 V ~ 5.25 V
Operating Temperature:	-10°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	64-LQFP
Supplier Device Package:	64-LQFP

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Introduction The CS42428-CQZR/C1 CODEC is a digitally-controlled analog converter (DCAA) designed to improve audio quality, used in consumer audio applications. The device supports differential-input mono or stereo microphone/line-in inputs and stereo line-out outputs. It provides wide dynamic range, low total harmonic distortion (THD+N), and good acoustic performance for consumer audio applications, such as Home Theatre or sound bars. In addition to its high-performance audio conversion, the CS42428-CQZR/C1 also supports both Serial Digital Audio Interface (SDI) format and PCM (I2S) format, making it suitable for digital audio applications.Application FieldsThe CS42428-CQZR/C1 is designed for use in consumer audio applications, such as Home Theatre and sound bars. The CODEC provides excellent acoustic performance, with low total harmonic distortion (THD+N) and wide dynamic range. The device has low power consumption, making it well suited for battery powered or portable applications. Its differential input and high DNR performance make it ideal for use in noisy environments. In addition, both Serial Digital Audio Interface (SDI) format and PCM (I2S) format are supported, making it suitable for digital audio applications.Working PrincipleThe CS42428-CQZR/C1 CODEC works by taking an analog audio signal, converting it to a digital signal by means of an analog-to-digital converter (ADC), and then converting the digital signal back to an analog signal using a digital-to-analog converter (DAC). The digital signal is processed using digital signal processing (DSP) algorithms, allowing features such as volume control, audio equalization, and bass enhancement to be implemented. The ADC and DAC have high signal-to-noise ratios (SNR) and low total harmonic distortion (THD+N). In addition, the CODEC supports both serial digital audio (SDI) format and PCM (I2S) format, making it suitable for digital audio applications.ConclusionThe CS42428-CQZR/C1 CODEC is an excellent choice for consumer audio applications, with its high audio quality, low power consumption, and support for both SDI and I2S formats. The device provides low distortion and wide dynamic range, making it well suited for noisy environments. The CODEC also supports digital audio processing, allowing features such as volume control and equalization to be implemented.

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