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ALC5642R-VF-CG 数据表(PDF) 4 Page - Realtek Semiconductor Corp.

部件名 ALC5642R-VF-CG
功能描述  Multi-Channel Audio Hub/CODEC
Download  156 Pages
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制造商  REALTEK [Realtek Semiconductor Corp.]
网页  https://www.realtek.com/en/
标志 REALTEK - Realtek Semiconductor Corp.

ALC5642R-VF-CG 数据表(HTML) 4 Page - Realtek Semiconductor Corp.

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ALC5642-VF
Datasheet
Multi-Channel Audio Hub/CODEC with embedded Voice
DSP and SounzReal
TM Digital Sound Effect
iv
Rev. 0.93
Table of Contents
1.
GENERAL DESCRIPTION ..............................................................................................................................................1
2.
FEATURES .........................................................................................................................................................................2
3.
SYSTEM APPLICATION .................................................................................................................................................3
4.
FUNCTION BLOCK AND MIXER PATH .....................................................................................................................4
4.1.
FUNCTION BLOCK ........................................................................................................................................................4
4.2.
AUDIO MIXER PATH.....................................................................................................................................................5
4.3.
DIGITAL MIXER PATH ..................................................................................................................................................6
5.
PIN ASSIGNMENTS .........................................................................................................................................................7
6.
PIN DESCRIPTIONS.........................................................................................................................................................8
6.1.
DIGITAL I/O PINS .........................................................................................................................................................8
6.2.
ANALOG I/O PINS ........................................................................................................................................................9
6.3.
FILTER/REFERENCE....................................................................................................................................................10
6.4.
POWER/GROUND........................................................................................................................................................10
7.
FUNCTION DESCRIPTION ..........................................................................................................................................11
7.1.
POWER .......................................................................................................................................................................11
7.2.
POWER SUPPLY ON/OFF SEQUENCE...........................................................................................................................12
7.3.
RESET ........................................................................................................................................................................15
7.3.1.
Power-On Reset (POR) ........................................................................................................................................15
7.3.2.
Software Reset ......................................................................................................................................................15
7.4.
CLOCKING..................................................................................................................................................................16
7.4.1.
Phase-Locked Loop ..............................................................................................................................................17
7.4.2.
I
2C and Two I2S/PCM Interface ...........................................................................................................................18
7.5.
DIGITAL DATA INTERFACE ........................................................................................................................................22
7.5.1.
Two I
2S/PCM Interface.........................................................................................................................................22
7.6.
AUDIO DATA PATH ....................................................................................................................................................25
7.6.1.
2 Analog ADCs with 4-Channel Record Path ......................................................................................................25
7.6.2.
4 DACs with 4-Channel Playback Path................................................................................................................26
7.6.3.
Mixers...................................................................................................................................................................27
7.7.
ANALOG AUDIO INPUT PORT .....................................................................................................................................28
7.8.
ANALOG AUDIO OUTPUT PORT..................................................................................................................................29
7.9.
MULTI-FUNCTION PINS ..............................................................................................................................................31
7.10.
DRC AND AGC FUNCTION ........................................................................................................................................33
7.11.
SPEAKER AMPLIFIER RATIO GAIN..............................................................................................................................36
7.12.
SOUNZREAL SOUND EFFECT......................................................................................................................................37
7.13.
EQUALIZER BLOCK ....................................................................................................................................................37
7.14.
DYNAMIC WIND NOISE REDUCTION FILTER ..............................................................................................................37
7.15.
I
2C CONTROL INTERFACE ..........................................................................................................................................40
7.15.1.
Address Setting ................................................................................................................................................40
7.15.2.
Complete Data Transfer ..................................................................................................................................40
7.16.
GPIO, INTERRUPT AND JACK DETECTION ..................................................................................................................42
7.17.
POWER MANAGEMENT...............................................................................................................................................45
7.18.
PROGRAMMABLE REGISTER ARRAY ..........................................................................................................................46
7.19.
VOICE DSP FUNCTION ...............................................................................................................................................47
8.
REGISTERS LIST ...........................................................................................................................................................49


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