【Fairchild Semiconductor】LM311N,IC COMPARATOR SGL 0-70DEG 8-DIP
【National Semiconductor】LM311N/HALF,
LM311N/NOPB,校验器 IC VOLTAGE COMPARATOR
【National Semiconductor】LM311N/NOPB.,
【ON Semiconductor】LM311NG,IC COMPARATOR SGL HI VOLT 8DIP
【ON Semiconductor】LM311NG.,
【Texas Instruments】LM311P,IC DIFF COMP W/STROBE 8DIP
【Texas Instruments】LM311P..,
