常用运放IC LM2903,193.293,3.pdf LM193/LM293/LM393/LM2903 Low Power Low Offset Voltage Dual Comparators August 2002 LM193/LM293/LM393/LM2903 Low Power Low Offset Voltage Dual Comparators General Description Advantages The LM193 series consists of two independent precision n High precision comparators voltage comparators with an offset voltage specification as n Reduced VOS drift over temperature low as 2.0 mV max for two comparators which were de- n Eliminates need for dual supplies sig……