STK672-432B-E Datasheet, PDF (8/26 Pages) Sanyo Semicon Device – Thick-Film Hybrid IC 2-phase Stepping Motor Driver

Timing Charts
2-phase excitation timing charts (M3=1)
M1
0
M2
0
M3 ¹
0
RESET
CWB
CLK
A
A
B
B
MOI
100%
71%
STK672-432B-E
1-2-phase excitation timing charts (M3=1)
M1 ¹
0
M2
0
M3 ¹
0
RESET
CWB
CLK
A
A
B
B
MOI
100%
71%
A phase
Vref
100%
71%
A phase
Vref
100%
71%
B phase
Vref
W1-2-phase excitation timing charts (M3=1)
ITF02580
B phase
Vref
ITF02581
2W1-2-phase excitation timing charts (M3=1)
M1
0
M2
1
0
M3 ¹
0
RESET
CWB
CLK
A
A
B
B
MOI
100%
92%
71%
40%
A phase
Vref
100%
92%
71%
40%
B phase
Vref
ITF02582
M1 ¹
0
M2
1
0
M3 ¹
0
RESET
CWB
CLK
A
A
B
B
MOI
100%
97%
92%
83%
71%
55%
40%
20%
A phase
Vref
100%
97%
92%
83%
71%
55%
40%
20%
B phase
Vref
ITF02583
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