CS42L73

更新时间： 2024-09-20 06:49:27

品牌	Logo	应用领域
凌云 - CIRRUS		电话
页数	文件大小	规格书
7页	200K
描述
Ultra Low Power Mobile Audio and Telephony CODEC

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CS42L73 数据手册

CS42L73

Ultra Low Power Mobile Audio and Telephony CODEC

Product Overview

System Features

 Native (no PLL required) Support for 6/12/24

MHz, 13/26 MHz, and 19.2/38.4 MHz Master

Clock Rates in Add. to Typ. Audio Clock Rates

For the full datasheet, visit

www.cirrus.com/codec-datasheets/CS42L73-17

 Stereo ADC

 Integrated High-efficiency Power Management

 Dual Analog or Digital MIC Support

 Dual MIC Bias Generators

 Four DACs Coupled to Five Outputs

Reduces Power Consumption

–

Internal LDO Regulator to Reduce Internal

Digital Operating Voltage to VL/2

–

Ground-Centered Stereo Headphone Amp.

Ground-Centered Stereo Line Output

Mono Ear Speaker Amplifier

Mono 1 W Speakerphone Amplifier

Mono Speakerphone Line Output for Stereo

Speakerphone Expansion

Step-down Charge Pump Provides Low

Headphone/Line Out Supply Voltage

Inverting Charge Pump Accommodates Low

System Voltage by Providing Negative Rail

for HP and Line Amp

 Flexible Speakerphone Amplifier Powering

–

3.00 V to 5.25 V Range

Independent Cycling

 Three Serial Ports with Asynchronous Sample

Rate Converters

 Digital Audio Mixing and Routing

 Power Down Management

–

Individual Controls for ADCs, Dig. MIC

Interface, MIC Bias Generators, Serial Ports,

and Output Amplifiers & Associated DACs

Ultra Low Power Consumption

 3.5 mW Quiescent Headphone Playback

 Programmable Thermal Overload Notification

 High-speed I²C™ Control Port (400 kHz)

(Features continued on page 2)

Applications

 Smart Phones, UMPCs, and MIDs

VCP +VCP_FILT -VCP_FILT

VD_FILT

CS42L73

LDO

+VCP_FILT

Step-Down

Inverting

+VCP_FILT

-VCP_FILT

VD_FILT

Headphone Outputs

MCLK1

MCLK2

-VCP_FILT

+VCP_FILT

MCLK

Digital Processing

Pseudo Diff. Input

MCLK

Stereo

Digital Mixer

Volume, Mute, Limiter

Multi-bit

 DAC

Line Outputs

-VCP_FILT

Control Port

Pseudo Diff. Input

MIC/Line Input Path

MCLK

Ear Speaker Output

SDIN

Stereo

Multi-bit

 DAC

ASRC

Volume, Mute, Limiter

Auxiliary

Serial Port

Auxiliary Serial Port

Audio Serial Port

Voice Serial Port

Speakerphone Output

(Left)

SDOUT

SDIN

Speakerphone Line

Output (Right)

ASRC

Audio

Serial Port

Audio Serial Port

SDOUT

Line Input (Left)

Pseudo Diff. Input

Line Input (Right)

SDIN

Decimator,

HPF,

Noise

Gate,

ALC,

Volume,

Mute,

Swap/Mono

MCLK

ASRC

Voice

Serial Port

Voice Serial Port

Stereo

Multi-bit

 ADC

ASRC

SDOUT

+10 or

+20 dB

-6 to +12 dB,

0.5 dB steps

MIC 1

Pseudo Diff. Input

Digital MIC Interface

MIC 2

Pseudo Diff. Input

+10 or

MIC Bias

Short Detect

+20 dB

MIC 1 Bias MIC 2 Bias MIC2_SDET

This document contains information for a new product.

Cirrus Logic reserves the right to modify this product without notice.

Advance Product Information

MAY ‘10

DS882PB1

http://www.cirrus.com

12 3 4 5 6 7

中文翻译

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与CS42L73相关器件

型号	品牌	获取价格	描述	数据表
CS42L73-CRZ	CIRRUS	获取价格	Ultra Low Power Mobile Audio and Telephony CODEC
CS42L73-CRZR	CIRRUS	获取价格	Ultra Low Power Mobile Audio and Telephony CODEC
CS42L73-CWZ	CIRRUS	获取价格	Ultra Low Power Mobile Audio and Telephony CODEC
CS42L73-CWZR	CIRRUS	获取价格	Ultra Low Power Mobile Audio and Telephony CODEC
CS42L92	CIRRUS	获取价格	低功耗、高保真 (HiFi) 音频编解码器，配备四个耳机驱动器
CS4-30	SUPERWORLD	获取价格	POWER TRANSFORMER
CS4300U	HVPSI	获取价格	Ultra-fast High Voltage Diodes
CS4302U005	HVPSI	获取价格	Ultra-fast High Voltage Diodes
CS4303-KP	CIRRUS	获取价格	D/A Converter, 18-Bit, 1 Func, CMOS, PDIP28
CS4303U060	HVPSI	获取价格	Ultra-fast High Voltage Diodes

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