SKT672-080-E Datasheet, PDF (13/18 Pages) ON Semiconductor – Stepping Motor Driver

• CLK rising and falling edge operation
STK672-080-E
1-2 Phase Excitation Timing Chart (M3 = 0)
M1 ₀
M2 ₀
M3 ₀
RESET
CWB
CLK
A
A
B
B
MOI
100%
71%
Vref A
100%
71%
Vref B
W1-2 Phase Excitation Timing Chart (M3 = 0)
M1
1
0
M2 ₀
M3 ₀
RESET
CWB
CLK
A
A
B
B
MOI
100%
92%
71%
40%
Vref A
100%
92%
71%
40%
Vref B
2W1-2 Phase Excitation Timing Chart (M3 = 0)
M1 ₀
M2
1
0
M3 ₀
RESET
CWB
CLK
A
A
B
B
MOI
100%
92%
83%
71%
55%
40%
20%
Vref A
100%
92%
83%
71%
55%
40%
20%
Vref B
4W1-2 Phase Excitation Timing Chart (M3 = 0)
M1
1
0
M2
1
0
M3 ₀
RESET
CWB
CLK
A
A
B
B
MOI
9876478768%%%%%1987540231500%%%%%%
31%
14% ^20%
Vref A
6498768787%%%%%19875023150%%%%%
31% ^40%
14% ^20%
Vref B
A13269
No.6507-13/18