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德州儀器推出業(yè)界最小正弦至正弦波時鐘緩沖器

高集成時鐘緩沖器可顯著降低成本,節(jié)省板級空間
2009-11-30
作者:德州儀器
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日前,,德州儀器 (TI) 宣布推出業(yè)界最小型 4 通道、低功耗,、低抖動正弦至正弦波時鐘緩沖器,。作為正弦波時鐘緩沖器系列產(chǎn)品中的首款產(chǎn)品,CDC3S04 可取代多達(dá) 3 顆具有相同頻率的獨立溫度補(bǔ)償晶體振蕩器 (TCXO),,從而可將板級空間與材料單 (BOM) 成本銳降近 50%,。設(shè)計人員可將 CDC3S04 用于各種移動應(yīng)用中,其中包括手機(jī) (UMTS/WCDMA/GSM),、智能電話,、移動因特網(wǎng)設(shè)備 (MID)超移動 PC (UMPC),、導(dǎo)航設(shè)備以及全球定位系統(tǒng) (GPS),。歡迎下載產(chǎn)品說明書或申請樣片:http://focus.ti.com.cn/cn/docs/prod/folders/print/cdc3s04.html

 

CDC3S04 的主要特性與優(yōu)勢

· 1:4 低抖動,、正弦至正弦時鐘緩沖器可取代多個 TCXO,,從而可顯著節(jié)省板級空間與成本;

· 集成型片上 LDO 無需內(nèi)部低壓降 (LDO) 穩(wěn)壓器,,可節(jié)省板級空間,;

· 片上 LDO 可用作 TCXO 的電源開關(guān),在低功耗待機(jī)時節(jié)省電源,;

· 緩沖器可向 4 個不同的外設(shè)分配正弦波,,而所增加的相位噪聲完全可以忽略,從而可最大限度地降低電磁干擾 (EMI),;

· 內(nèi)建 I2C 接口使客戶可針對輸出,、極性以及內(nèi)部編碼進(jìn)行實時控制;

· 設(shè)計人員可充分發(fā)揮 TI OMAP4xx 處理器的優(yōu)勢,,加速產(chǎn)品的上市進(jìn)程,。

        

供貨情況

CDC3S04 現(xiàn)已開始投入批量生產(chǎn),而評估模塊 (EVM) 將于 09 年第 4 季度后期提供,。CDC3S04 采用業(yè)界領(lǐng)先的小型 WCSP 封裝(1.6 毫米 x 2.0 毫米),。

 

通過以下鏈接查閱有關(guān) TI 接口產(chǎn)品的更多信息:

· 申請 CDC3S04 樣片:http://focus.ti.com.cn/cn/docs/prod/folders/print/cdc3s04.html

· 快速搜尋 TI 廣泛的時鐘產(chǎn)品系列或下載最新選擇指南:www.ti.com.cn/clocks,;

· 通過 TI E2E 在線社區(qū)咨詢問題,、共享知識:http://www.ti.com.cn/e2e

· 通過 Twitter,,了解 TI 最新信息:www.twitter.com/txinstruments,。

 

商標(biāo)

所有注冊商標(biāo)與其它商標(biāo)均歸其各自所有者所有。

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關(guān)于德州儀器公司

德州儀器 (TI) 始終致力于幫助客戶從容應(yīng)對任何設(shè)計挑戰(zhàn),,從而開發(fā)出創(chuàng)新的電子解決方案,,讓未來世界更智能、更健康,、更安全,、更環(huán)保以及更精彩。作為全球性的半導(dǎo)體公司,,TI 在全球超過 30 個國家設(shè)有制造,、設(shè)計或銷售機(jī)構(gòu)。

 

TI 在紐約證交所上市交易,,交易代碼為 TXN,。

 

如欲了解有關(guān) TI 的進(jìn)一步信息,敬請查詢 http://www.ti.com.cn,。

 

TI 半導(dǎo)體產(chǎn)品信息中心免費熱線電話:800-820-8682,。

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