7680khz 12.5pf smd 拷贝 描述 ecs 的 ecx-49 紧凑型 smd 32.
7680ka-a0品牌:epson 描述:crystal 32.7680khz 12.
7680ka-ac【crystal 32.7680khz 9pf smd】
ds32khz tcxo osc dip┏xtal cmos 32.7680khz th┓ - 爱购网
7680khz±20ppm8pf-40℃ to 85℃wmrag32k76cs3c00r0
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