零件型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
WM8904 | Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | ||
WM8904 | 用于便攜式音頻應(yīng)用的超低功耗編解碼器 WM8904 是一款高性能、超低功耗的立體聲編解碼器,具有立體聲接地參考耳機(jī)放大器,采用雙模電荷泵架構(gòu),可優(yōu)化回放過程中的效率和耗電量。接地參考耳機(jī)和線路輸出可消除 AC 耦合電容器,而且兩路輸出都包括共模反饋路徑以抑制本底噪音。用于音頻路徑設(shè)置的控制音序可通過集成控制寫入音序器預(yù)先加載和執(zhí)行,以減少軟件驅(qū)動(dòng)器開發(fā)并最大限度地減少砰噗聲和喀噠聲。模擬輸入級(jí)可為單端或差分輸入配置??梢赃B接最多三個(gè)立體聲麥克風(fēng)或線路輸入。輸入阻抗與可編程增益放大器 (PGA) 增益設(shè)置保持一致。提供立體聲數(shù)字麥克風(fēng)接口,具有兩種可選輸入。動(dòng)態(tài)范圍控制器提供壓縮和電平控制,以支持廣泛的便攜式錄制應(yīng)用。防削波和快速斷; ? 耳機(jī)播放時(shí)數(shù)模轉(zhuǎn)換器 (DAC) 的靜態(tài)耗電量為 3.0 mW\n? 模擬旁路回放的靜態(tài)耗電量為 2.4 mW\n? 數(shù)模轉(zhuǎn)換器 (DAC) 信噪比 (SNR) 96 dB(典型值),總諧波失真 (THD) -86 dB(典型值)\n? 模數(shù)轉(zhuǎn)換器 (ADC) 信噪比 (SNR) 91 dB(典型值),總諧波失真 (THD) -80 dB(典型值)\n? 控制寫入音序器,可最大限度地減少啟動(dòng)和關(guān)閉時(shí)的砰噗聲\n? 默認(rèn)啟動(dòng)順序的單個(gè)寄存器寫入\n? 集成的 FLL 提供所有必需時(shí)鐘? 自同步模式使處理器能夠休眠\(yùn)n? 8 kHz 至 96 kHz 的所有標(biāo)準(zhǔn)采樣率\n\n? 立體聲數(shù)字麥克; | CirrusLogicCirrus Logic 凌云邏輯 | ||
WM8904 | Ultra Low-Power Codec for Portable Audio Applications | CIRRUSCirrus Logic 凌云邏輯 | ||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Ultra Low Power CODEC for Portable Audio Applications DESCRIPTION TheWM8904isahighperformanceultra-lowpowerstereoCODECoptimisedforportableaudioapplications. Thedevicefeaturesstereoground-referencedheadphoneamplifiersusingtheWolfson‘Class-W’amplifiertechniquesincorporatinganinnovativedual-modechargepumparchitectu | WolfsonWolfson Microelectronics plc 歐勝微電子 | |||
Package:32-WFQFN 裸露焊盤;包裝:卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶 類別:集成電路(IC) 編解碼器 描述:IC CODEC STEREO ULP 32QFN | CIRRUSCirrus Logic 凌云邏輯 |
技術(shù)參數(shù)
- 數(shù)模轉(zhuǎn)換器 (DAC) THD+N (dB):
-86
- 模數(shù)轉(zhuǎn)換器 (ADC) THD+N (dB):
-80
- 采樣頻率(kHz):
8
- 模擬輸入/輸出:
單端
- 模擬電源 (V):
1.71
- 運(yùn)行功耗(mW):
7.81-8.81
- 特性:
ReTune? 移動(dòng)參數(shù)均衡器,動(dòng)態(tài)范圍控制器,數(shù)字麥克風(fēng) (DMIC) 接口,HP 放大器,F(xiàn)LL
- 封裝:
32 QFN
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
WOLFSON |
2025+ |
QFN32 |
32560 |
原裝優(yōu)勢(shì)絕對(duì)有貨 |
詢價(jià) | ||
WOLFSON |
13+ |
QFN32 |
50000 |
原裝現(xiàn)貨價(jià)格有優(yōu)勢(shì)量大可以發(fā)貨 |
詢價(jià) | ||
WOLFSON |
17+ |
WCSP-36 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
WOLFSON |
23+ |
QFN-32 |
5000 |
原裝正品,假一罰十 |
詢價(jià) | ||
WOLFSON |
24+ |
WCSP-36 |
5825 |
公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢(shì)庫存! |
詢價(jià) | ||
WOLFSON |
1736+ |
QFN |
8298 |
只做進(jìn)口原裝正品假一賠十! |
詢價(jià) | ||
WOLFSON |
23+ |
NA |
19854 |
專業(yè)電子元器件供應(yīng)鏈正邁科技特價(jià)代理特價(jià),原裝元器件供應(yīng),支持開發(fā)樣品 |
詢價(jià) | ||
WOLFSON |
24+ |
SMD |
30000 |
詢價(jià) | |||
WOLFSON |
23+ |
QFN32 |
8560 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) | ||
WOLFSON |
18+ |
WCSP-36 |
85600 |
保證進(jìn)口原裝可開17%增值稅發(fā)票 |
詢價(jià) |
相關(guān)規(guī)格書
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- WMB81N03T1