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RT9088 是具有電流吐納能力的電壓追蹤型匯流排終端電壓調節器,特別針對需要成本低、元件數量少的系統而設計。它使用了高速運算放大器,具有快速瞬態回應能力,僅需 30µF 以上的陶瓷輸出電容即可穩定工作。它支援電壓遙測功能,可滿足 JEDEC 規範所定義的 DDRIII 和低功耗 DDRIII/DDRIV 記憶體 VTT 匯流排的終端供電要求。它還具有開漏的 PGOOD 信號可供進行輸出調節狀態的監控,其 EN 信號端子可供實現 DDR 應用中 S3(對 RAM 掛起)狀態期間對 VTT 的放電。RT9088 以WDFN-10L 3x3封裝形式供貨,該封裝具有很好的熱性能。
VIN輸入電壓範圍:1.1V~3.5V
VCNTL輸入電壓範圍:2.9V~5.5V
支援使用陶瓷電容
Power Good指示
參考輸出具有12mA電流吐納能力
符合DDR、DDR II記憶體的JEDEC規範
支援DDR III和低功耗DDR III/DDR IV VTT應用
具備軟啟動功能
輸入欠壓鎖定保護和過流保護
過熱關機保護
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