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CS4344-CZZR

CS4344-CZZR

Cirrus Logic Inc.
DAC, Audio 24 b 192k I2S 10-SSOP

Overview

The CS4344-CZZR is a complete stereo digital-to-analog output system including interpolation, multi-bit delta-sigma digital-to-analog conversion, and output analog filtering. It supports 24-bit resolution and sample rates up to 192 kHz via a standard I2S interface, operating from a single 3.3V or 5V supply.

Why Choose This Part

The CS4344 uses Popguard technology to minimize clicks and pops during power cycling, simplifying the output circuit design. It automatically detects sample rates and is highly tolerant of clock jitter, making it robust in varied digital environments.

Applications

Consumer Audio Electronics
Ideal for DVD players, digital televisions, and home theater systems requiring high-quality stereo audio output.
Portable Media Players
Suited for battery-powered devices due to its low power consumption of 16mA to 22mA and small 10-pin footprint.
Digital Mixing Consoles
Provides high-fidelity signal conversion for professional audio processing equipment.

Key Specifications

Type DAC, Audio
Mounting Type Surface Mount
Data Interface I2S
Package / Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Voltage - Supply 3V ~ 3.47V, 5V
Resolution (Bits) 24 b
Number of Channels 2
Operating Temperature -10degC ~ 70degC
Voltage Supply Source Single Supply
Supplier Device Package 10-SSOP
Sampling Rate (Per Second) 192k

Getting Started

To evaluate the CS4344-CZZR, integrate it with an MCU or DSP capable of outputting I2S digital audio data and a master clock (MCLK). Ensure the layout includes proper decoupling for the single supply (3V to 5.25V) and follows the recommended analog output filtering in the datasheet to achieve the rated 90dB dynamic range.

Also Consider

MAX98357A Maxim Integrated - Combines a 24-bit DAC with a Class D amplifier in a single chip for direct speaker drive.
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