Datasheet > XM9707CFT/V

XM9707CFT/V

更新时间： 2024-11-04 12:17:23

品牌	Logo	应用领域
欧胜 - WOLFSON		解码器编解码器光电二极管
页数	文件大小	规格书
30页	236K
描述
AC97 Revision 2.1 Audio Codec with Spdif Output

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中文翻译

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数据手册

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XM9707CFT/V 数据手册

WM9707

AC’97 Revision 2.1 Audio Codec with SPDIF Output

Advanced Information, January 2001, Rev 2.2

DESCRIPTION

AC’97 FEATURES

•

3.3V or 5V operation

18-bit stereo codec

S/N ratio > 95dB

WM9707 is a high-quality stereo audio codec compliant with

the AC’97 Revision 2.1 specification. It performs full duplex

18-bit codec functions and supports variable sample rates

from 8 to 48k samples/s and offers excellent quality with

high SNR. Additional features include 3D sound

enhancement, line-level outputs, hardware sample rate

conversion, master/slave mode operation and SPDIF

output.

Multiple stereo input mixer

Mono and stereo volume control

48-pin TQFP package

Power management features

Very low standby power

Variable rate audio (VRA) support

Analogue 3D stereo enhancement

Line level outputs

Supports Rev. 2.1 specified modem sample rates

and filtering

Master/slave ID selection

PC-beep connection when device held reset

SPDIF digital output

WM9707 is interchangeable with AC’97 codecs from

Wolfson and other suppliers. The WM9707 is fully operable

on 3.3V or 5V or mixed 3.3/5V supplies, and is packaged in

the industry standard 48-pin TQFP package with 7mm body

size.

•

BLOCK DIAGRAM

VOL/

MUTE

VOL/

MUTE

(35,36) LINEOUT

VOL/

MUTE

VOL/

MUTE

(39,41) LNLVLOUT

(37) MONOOUT

KEY:

VOL/

MUTE

MUX

MONO

VOL/

MUTE

STEREO

VOL/

MUTE

STEREO

DAC

SRC

(47) EAPD

VOL/

MUTE

(6) BITCLK

VOL/

MUTE

(10) SYNC

SERIAL

I/F

(8) SDATAIN

(5) SDATAOUT

(11) RESETB

VOL/

MUTE

WM9707

VOL/

MUTE

(44) SPDIF ENABLE

(48) SPDIF

VOL/

MUTE

STEREO

ADC

CD (18,20)

VOL

SRC

LINEIN (23,24)

RECORD

MUX

AND

VIDEO (16,17)

AUX (14,15)

PHONE (13)

PCBEEP (12)

MIC1 (21)

MASTER/

SLAVE

(45) CID

MUTE

SELECT

0dB/

20dB

(2) XTLIN

MUX

OSC

MIC2 (22)

(3) XTLOUT

WOLFSON MICROELECTRONICS LTD

Lutton Court, Bernard Terrace, Edinburgh, EH8 9NX, UK

Tel: +44 (0) 131 667 9386

Fax: +44 (0) 131 667 5176

Email: sales@wolfson.co.uk

Advanced Information data sheets contain

preliminary data on new products in the

preproduction phase of development.

Supplementary data will be published at a

later date.

http://www.wolfson.co.uk

2001 Wolfson Microelectronics Ltd.

12 3 4 5 6 7...30

中文翻译

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