Texas Instruments LM393P LM393 Dual Differential Comparators DIP8 5 Pack Single Supply or Dual Supplies Wide Range of Supply Voltage...2 V to 36 V Low Supply-Current Drain Independent of Supply Voltage . . . 0.4 mA Typ Per Comparator Low Input Bias Current . . . 25 nA Typ Low Input Offset Voltage ...2 mV Typ