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WM8903集成電路(IC)的編解碼器規(guī)格書(shū)PDF中文資料

WM8903
廠商型號(hào)

WM8903

參數(shù)屬性

WM8903 封裝/外殼為40-UFQFN 裸露焊盤(pán);包裝為托盤(pán);類(lèi)別為集成電路(IC)的編解碼器;產(chǎn)品描述:IC CODEC STEREO ULP 40QFN

功能描述

Ultra Low Power CODEC for Portable Audio Applications

封裝外殼

40-UFQFN 裸露焊盤(pán)

文件大小

1.38755 Mbytes

頁(yè)面數(shù)量

178 頁(yè)

生產(chǎn)廠商 Wolfson Microelectronics plc
企業(yè)簡(jiǎn)稱(chēng)

Wolfson歐勝微電子

中文名稱(chēng)

歐勝微電子官網(wǎng)

原廠標(biāo)識(shí)
數(shù)據(jù)手冊(cè)

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-3-11 22:58:00

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WM8903規(guī)格書(shū)詳情

DESCRIPTION

The WM8903 is a high performance ultra-low power stereo CODEC optimised for portable audio applications. The device features stereo ground-referenced headphone amplifiers using the Wolfson ‘Class W’ amplifier techniques - incorporating an innovative dual-mode charge pump

architecture - to optimise efficiency and power consumption during playback. The ground-referenced outputs eliminate headphone coupling capacitors. Both headphone and line

outputs include common mode feedback paths to reject ground noise.

FEATURES

4.5mW power consumption for DAC to headphone playback

DAC SNR 96dB typical, THD -86dB typical

ADC SNR 92dB typical, THD -80dB typical

Control sequencer for pop minimised start-up and shutdown

Single register write for default start-up sequence

Integrated FLL provides all necessary clocks

- Self-clocking modes allow processor to sleep

- All standard sample rates from 8kHz to 96kHz

Stereo digital microphone input

3 single ended inputs per stereo channel

1 fully differential mic / line input per stereo channel

Digital Dynamic Range Controller (compressor / limiter)

Digital sidetone mixing

Ground-referenced headphone driver

Ground-referenced line outputs

Stereo differential line driver for direct interface to WM9001speaker driver

40-pin QFN package (5x5mm)

產(chǎn)品屬性

  • 產(chǎn)品編號(hào):

    WM8903CLGEFK/R

  • 制造商:

    Cirrus Logic Inc.

  • 類(lèi)別:

    集成電路(IC) > 編解碼器

  • 包裝:

    托盤(pán)

  • 類(lèi)型:

    立體聲音頻

  • 分辨率(位):

    24 b

  • ADC/DAC 數(shù):

    2 / 2

  • 三角積分:

  • 信噪比,ADC/DAC (db)(典型值):

    92 / 96

  • 電壓 - 供電,模擬:

    1.71V ~ 2V

  • 電壓 - 供電,數(shù)字:

    1.42V ~ 3.6V

  • 工作溫度:

    -40°C ~ 85°C

  • 安裝類(lèi)型:

    表面貼裝型

  • 封裝/外殼:

    40-UFQFN 裸露焊盤(pán)

  • 供應(yīng)商器件封裝:

    40-QFN(5x5)

  • 描述:

    IC CODEC STEREO ULP 40QFN

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫(kù)存 備注 價(jià)格
WOLFSON
2016+
QFN40
8800
只做原裝,假一罰十,公司可開(kāi)17%增值稅發(fā)票!
詢(xún)價(jià)
WOLFSON
2018+
QFN40
6000
全新原裝正品現(xiàn)貨,假一賠佰
詢(xún)價(jià)
WOFLSON
23+
NA/
15950
原裝現(xiàn)貨,當(dāng)天可交貨,原型號(hào)開(kāi)票
詢(xún)價(jià)
WOLFSON
24+
QFN40
880000
明嘉萊只做原裝正品現(xiàn)貨
詢(xún)價(jià)
WOLFSON
20+
QFN40
67500
原裝優(yōu)勢(shì)主營(yíng)型號(hào)-可開(kāi)原型號(hào)增稅票
詢(xún)價(jià)
WM
24+
QFN40
20000
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅??!
詢(xún)價(jià)
WOLFSON
ROHS+Original
NA
11800
專(zhuān)業(yè)電子元器件供應(yīng)鏈/QQ 350053121 /正納電子
詢(xún)價(jià)
WOLFSON
23+
NA
19854
專(zhuān)業(yè)電子元器件供應(yīng)鏈正邁科技特價(jià)代理QQ1304306553
詢(xún)價(jià)
WOLFSON
2020+
QFN40
495
百分百原裝正品 真實(shí)公司現(xiàn)貨庫(kù)存 本公司只做原裝 可
詢(xún)價(jià)
WOLFSON
專(zhuān)業(yè)鐵帽
QFN40
3500
原裝鐵帽專(zhuān)營(yíng),代理渠道量大可訂貨
詢(xún)價(jià)