3957 driver equivalent, full-bridge pwm microstepping motor driver.
s s s s s s s s s ±1.5 A Continuous Output Current 50 V Output Voltage Rating Internal PWM Current Control 4-Bit Non-Linear DAC for 16-Bit Microstepping Satlington™ Sink .
section.
3957 FULL-BRIDGE PWM MICROSTEPPING MOTOR DRIVER
ELECTRICAL CHARACTERISTICS at TA = 25˚C, VBB = 5 V to 50 V, V .
Slow Current-Decay Mode Mixed Current-Decay Mode Fast Current-Decay Mode
Table 3 — DAC Truth Table
DAC Data D3
H H H H H H H H L L L L L L L
Current D0
H L H L H L H L H L H L H L X
D2
H H H H L L L L H H H H L L L
D1
H H L L H H L L H H L L H H .
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