FAIR311 www.fairchildsemi.com LM311 Single Comparator Features Description Low input bias current : 250nA (Max) The LM311 series is a monolithic, low input current voltage Low input offset current : 50nA (Max) comparator. The device is also designed to operate from dual Differential Input Voltage : ±30V or single supply voltage. Power supply voltage : single 5.0V supply to ±15V. Offset voltage null capability. Strobe capability. 8-DIP 1 ……