SKT672-040-E Datasheet, PDF (14/19 Pages) ON Semiconductor – Stepping Motor Driver

Excitation Time and Timing Charts
• CLK rising edge operation
2 Phase Excitation Timing Chart (M3 = 1)
M1 ₀
M2 ₀
1
M3 ₀
RESET
CWB
CLK
A
A
B
B
MO1
MO2
MOI
100%
71%
Vref A
100%
71%
Vref B
STK672-040-E
1-2 Phase Excitation Timing Chart (M3 = 1)
1
M1 ₀
M2 ₀
1
M3 ₀
RESET
CWB
CLK
A
A
B
B
MO1
MO2
MOI
100%
71%
Vref A
100%
71%
Vref B
W1-2 Phase Excitation Timing Chart (M3 = 1)
M1 ₀
1
M2 ₀
1
M3 ₀
RESET
CWB
CLK
A
A
B
B
MO1
MO2
MOI
100%
92%
71%
40%
Vref A
100%
92%
71%
40%
Vref B
2W1-2 Phase Excitation Timing Chart (M3 = 1)
1
M1 ₀
1
M2 ₀
1
M3 ₀
RESET
CWB
CLK
A
A
B
B
MO1
MO2
MOI
100%
92%
83%
71%
55%
40%
20%
Vref A
100%
92%
83%
71%
55%
40%
20%
Vref B
ITF02376
No. 5227-14/19