【Fairchild Semiconductor】LM339M,IC COMPARATOR QUAD 14-SOP
LM339M/NOPB,校验器 IC LOW PWR LOW OFFSET VLTG QUAD COMPARATOR
【National Semiconductor】LM339M/NOPB.,
【Fairchild Semiconductor】LM339MX,IC COMPARATOR QUAD 14-SOP
【Fairchild Semiconductor】LM339MX.,
LM339MX/NOPB,校验器 IC LOW PWR LOW OFFSET VLTG QUAD COMPARATOR
【Fairchild Semiconductor】LM339N,IC COMPARATOR QUAD 14-DIP
【STMicroelectronics】LM339N..,