... ; * for 4, 6, or 8-lead. Cost EffectiveSupply voltage to +40VDC, current to 3.5AInaudible 20khz chopping frequencyTTL compatible and optically isolated ... -current reduction14 selectable resolutions in decimal and binaryMicrostep resolutions up to 51,200 steps/revSuitable for 4,6,or 8 leads ... and short-circuit protectCompact size DMD403A, 2-phase Hybrid Stepper Motor Drive