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CS43L21

Cirrus Logic
Part Number CS43L21
Manufacturer Cirrus Logic
Description Stereo Digital to Analog Converter
Published Jan 23, 2007
Detailed Description CS43L21 Low-Power, Stereo Digital-to-Analog Converter FEATURES  98 dB dynamic range (A-weighted)  -86 dB THD+N  Hea...
Datasheet PDF File CS43L21 PDF File

CS43L21
CS43L21

Overview
CS43L21 Low-Power, Stereo Digital-to-Analog Converter FEATURES  98 dB dynamic range (A-weighted)  -86 dB THD+N  Headphone amplifier–GND centered – On-chip charge pump provides -VA_HP – No DC-blocking capacitor required – 46 mW power into stereo 16  @ 1.
8 V – 88 mW power into stereo 16  @ 2.
5 V – -75 dB THD+N  Digital signal processing engine – Bass and treble tone control, de-emphasis – PCM mix with independent volume control – Master digital volume control and limiter – Soft-ramp and zero-cross transitions  Beep generator – Tone selections across two octaves – Separate volume control – Programmable On and Off time intervals – Continuous, periodic, or one-shot beep selections  Programmable peak-detect and limiter  Pop and click suppression SYSTEM FEATURES  24-bit Conversion  4- to 96-kHz sample rate  Multibit delta–sigma architecture  Low power operation – Stereo playback: 12.
93 mW @ 1.
8 V  Variable power supplies – 1.
8- to 2.
5-V digital and analog – 1.
8- to 3.
3-V interface logic  Power-down management  Software Mode (I²C™ and SPI™ control)  Hardware mode (standalone control)  Digital routing/mixes: – Mono mixes  Flexible clocking options – Master or slave operation – High-impedance digital output option (for easy MUXing between DAC and other data sources) – Quarter-speed mode (allows 8-kHz Fs while maintaining a flat noise floor up to 16 kHz) APPLICATIONS  Portable audio players  MD players  PDAs  Personal media players  Portable game consoles  Smart phones  Wireless headsets 1.
8 V to 3.
3 V 1.
8 V to 2.
5 V 1.
8 V to 2.
5 V Serial Audio Input Hardware Mode or I2C & SPI Software Mode Control Data Reset Level Translator PCM Serial Interface Beep Generator Register Configuration http://www.
cirrus.
com Digital Signal Processing Engine MUX Switched Capacitor DAC Multibit and Filter Modulator Switched Capacitor DAC MUX and Filter Copyright  Cirrus Logic, Inc.
2013 (All Rights Reserved) Headphone Amp - GND Centered Headphone...


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