增强型手机来电闪烁芯片

XLT498（XM908)是一手机来电闪烁芯片，为8个LED输出16段变化。若采用Oneshot模式，当VN低电平触发一下，换段，该断跑完后LED停止，常无信号2秒后OSC停止。若采用Levelhold模式，VN触发后自动换断，每段只跑一小段，无信号2秒后LED停止，OSC停止。上电时LED约亮5秒左右停止。 ◆ 闪烁方式变化多样\r\n◆ 外围电路简单\r\n◆ 输出控制方式多样\r\n◆ 信号接收灵敏;

Linktron

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Product Description 3M™ Polishing Films 291X, 298X, 491X, 498X, 591X and 598X are comprised of micron graded mineral that has been coated onto a fibrous backing. Designed to break down into a slurry during use with water. Applications • MT fiber optic connector polishing and wafer edge cleani

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