LM139ANAC/EM,PROTOTYPE
LM139ANAD/EM,PROTOTYPE
【STMicroelectronics】LM139APT,IC COMPARATOR QUAD LP 14-TSSOP
LM139AW,QUAD DIFFERENTIAL COMPARATOR 14-
LM139AW/883,LOW POWER LOW OFFSET VOLTAGE QUA
LM139AWB,QUAD DIFFERENTIAL COMPARATOR 14-
LM139AWG/883,LOW POWER LOW OFFSET VOLTAGE QUA
LM139AWG-QMLV,校验器 IC