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6ZB2455000KKZTB455E05 7E12000E20UCG 6NM20000C33YC
6NM20000C33YC/7E12000E20UCG/6ZB2455000KKZTB455E05
6NM20000C33YC 预编程振荡器 20MHz ±25ppm LVCMOS SMD7050-4P