Datasheet > WM9704CFT/V

WM9704CFT/V

更新时间： 2024-09-17 22:13:51

品牌	Logo	应用领域
欧胜 - WOLFSON		解码器调制解调器编解码器
页数	文件大小	规格书
37页	269K
描述
AMC97 Audio and Modem Codec

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WM9704CFT/V 数据手册

WM9704M

AMC’97 Audio and Modem Codec

Production Data, January 2001, Rev 3.2

DESCRIPTION

FEATURES

•

4 DAC channels, stereo ADC

S/N ratio > 95dB

WM9704M is a high quality audio codec compliant with the

AC'97 Revision 2.1 specification. The WM9704M has a

proprietary mode which can meet the requirements of an

AMC’97 codec. It performs full duplex 18-bit codec functions

from 8 to 48ksamples/s and offers excellent quality with

high SNR. Features include 3D sound and line-level

outputs. Support is also provided for variable sample rates

and master/slave mode operation.

Variable rate audio and modem support

Analogue 3D stereo enhancement

Line level outputs

Master/slave ID selection

Low power implementation

3.3V or 5V operation

In modem mode the device supports simultaneous modem

and stereo playback.

48-pin TQFP package

WM9704M is interchangeable with AC'97 Codecs from

Wolfson and other suppliers in the basic Revision 2.1 mode.

WM9704M is fully operable with 3.3V or 5V or mixed

3.3/5.0V supplies and is packaged in an industry standard

48-pin TQFP package.

APPLICATIONS

•

Simultaneous modem operation and stereo playback

BLOCK DIAGRAM

VOL/

MUTE

VOL/

MUTE

(35,36)

VOL/

MUTE

VOL/

LINEOUT

MUTE

(FRONT)

REV. 2.1

SWITCH

(39,41)

LINEOUT

(REAR)

VOL/

MUTE

VOL/

MUTE

VOL/

MUTE

MUX

(37) MONOOUT

KEY:

MONO

STEREO

REAR

STEREO

VOL/

MUTE

SRC

(40) MODE1

(30) MODE0

(47) EAPD

DAC

FRONT

STEREO

DAC

VOL/

MUTE

VOL/

MUTE

(6) BITCLK

SERIAL

I/F

(10) SYNC

I/F

VOL/

MUTE

(8) SDATAIN

(5) SDATAOUT

(11) RESETB

VOL/

MUTE

WM9704M

VOL/

MUTE

VOL/

MUTE

STEREO

ADC

CD (18,20)

LINEIN (23,24)

VIDEO (16,17)

AUX (14,15)

PHONE (13)

PCBEEP (12)

MIC[1] (21)

VOL

SRC

RECORD

MUX

AND

MASTER/

SLAVE

SELECT

(45) CID0

(46) CID1

MUTE

GENERAL IO

SUPPORT

(43,44,48)

GPIO[1:3]

0dB/

20dB

MUX

MIC[2] (22)

(2) XTLIN

OSC

(3) XTLOUT

WOLFSON MICROELECTRONICS LTD

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

Tel: +44 (0) 131 667 9386

Production Data datasheets contain final

specifications current on publication date.

Supply of products conforms to Wolfson

Microelectronics’ Terms and Conditions.

Fax: +44 (0) 131 667 5176

Email: sales@wolfson.co.uk

http://www.wolfson.co.uk

2001 Wolfson Microelectronics Ltd.

12 3 4 5 6 7...37

中文翻译

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与WM9704CFT/V相关器件

型号	品牌	获取价格	描述	数据表
WM9704M	WOLFSON	获取价格	AMC97 Audio and Modem Codec
WM9704Q	WOLFSON	获取价格	4-Channel Surround Sound Codec
WM9705	WOLFSON	获取价格	Multimedia AC97 CODEC with Integrated Touch Screen Controller
WM9705_06	WOLFSON	获取价格	Multimedia AC’97 CODEC with Integrated Touch
WM9705SEFL/RV	WOLFSON	获取价格	Multimedia AC97 CODEC with Integrated Touch Screen Controller
WM9705SEFL/V	WOLFSON	获取价格	Multimedia AC97 CODEC with Integrated Touch Screen Controller
WM9705SEFT/RV	WOLFSON	获取价格	Multimedia AC97 CODEC with Integrated Touch Screen Controller
WM9705SEFT/V	WOLFSON	获取价格	Multimedia AC97 CODEC with Integrated Touch Screen Controller
WM9707	WOLFSON	获取价格	AC97 Revision 2.1 Audio Codec with Spdif Output
WM9707_06	WOLFSON	获取价格	AC 97 Revision 2.1 Audio CODEC with SPDIF Output

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