bd6758mwv ROHM Co. Ltd., bd6758mwv Datasheet - Page 25

• Manufacturer Part Number: bd6758mwv
• Description: 5ch System Lens Drivers For Digital Still Cameras 
• Manufacturer: ROHM Co. Ltd.

Control standby
Start 2 phase mode driving
End timing (control standby)
8)
(1) Stepping Motor drive controlled by 2 phases mode
MODE
VCC
PS
STROBE
SCLK
SDATA
INPUT1
INPUT2
OUT1A [V]
OUT1B [V]
OUT2A [V]
OUT2B [V]
OUT1A-1B [A]
OUT2A-2B [A]
12B
1
1
1
1
1
1
1
1
1
1
1
1
Application control sequences (BD6370GUL)
H; High level, L; Low level, Z; Hi impedance, X; Don’t care
At CW, current flows from OUTxA to OUTxB. At CCW, current flows from OUTxB to OUTxA.
At Forward; position up from “1” to “4”. At Reverse; position down from “4” to “1”.
MODE
12A
Serial interface input bit
0
0
0
0
0
0
0
0
0
0
0
0
; Don’t care
(i)
IN2B
0
0
0
0
0
0
0
0
0
0
0
0
(ii)
(iii)
IN2A
0
1
1
1
1
1
1
1
1
1
1
0
(iv)
; Hi impedance
IN1B
(v)
0
0
0
0
0
0
0
0
0
0
0
0
IN1A
0
1
1
1
1
1
1
1
1
1
1
0
(vi)
1
INPUT1
Fig.48 Timing Chart of Stepping Motor Drive
X
H
H
H
H
H
H
X
L
L
L
L
2
Terminal
Sequence of Stepping Motor Drive
3
INPUT2
4
Forward
X
H
H
H
H
H
H
X
L
L
L
L
1
25/32
OUT1A
2
H
H
H
H
H
H
Z
Z
L
L
L
L
3
4
Output terminal
OUT1B
H
H
H
H
Z
L
L
L
L
L
L
Z
1
OUT2A
H
H
H
H
H
H
Z
L
L
L
L
Z
4
3
OUT2B
2
Reverse
Z
H
H
H
H
Z
L
L
L
L
L
L
1
CW
CW
CCW
CCW
CW
CW
CCW
CCW
CW
CW
4
ch1
3
CW
CCW
CCW
CW
CW
CW
CW
CCW
CCW
CW
ch2
2
MODE
1
(vii)
1
2
3
4
1
1
4
3
2
1
Position
Forward
Reverse
-100%
-100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%