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RT9088 是具有电流吐纳能力的电压追踪型总线终端电压调节器,特别针对需要成本低、元件数量少的系统而设计。它使用了高速运算放大器,具有快速瞬态响应能力,仅需 30µF 以上的陶瓷输出电容即可稳定工作。它支持电压遥测功能,可满足 JEDEC 规范所定义的 DDRIII 和低功耗 DDRIII/DDRIV 内存 VTT 总线的终端供电要求。它还具有开漏的 PGOOD 信号可供进行输出调节状态的监控,其 EN 信号端子可供实现 DDR 应用中 S3(对 RAM 挂起)状态期间对 VTT 的放电。RT9088 以WDFN-10L 3x3封装形式供货,该封装具有很好的热性能。
VIN输入电压范围:1.1V~3.5V
VCNTL输入电压范围:2.9V~5.5V
支持使用陶瓷电容
Power Good指示
参考输出具有12mA电流吐纳能力
符合DDR、DDR II存储器的JEDEC规范
支持DDR III和低功耗DDR III/DDR IV VTT应用
具备软启动功能
输入欠压锁定保护和过流保护
过热关机保护
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