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SIT9121AI-1D2-33E125.003125Y【MEMS OSC XO 125.00312
SIT9121AI-1D2-33E125.003125T【MEMS OSC XO 125.00312
NTK O125.00312M3.3V2557B 5X7 125.003125MHZ 125.003125M 有源