AMIS30623C623BRG ON Semiconductor, AMIS30623C623BRG Datasheet - Page 12

• Manufacturer Part Number: AMIS30623C623BRG
• Description: IC MOTOR DRIVER/CTLR 32-QFP
• Manufacturer: ON Semiconductor

Specifications of AMIS30623C623BRG

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: 800mA
• Voltage - Supply: 6.5 V ~ 29 V
• Operating Temperature: -40°C ~ 165°C
• Mounting Type: Surface Mount
• Package / Case: 32-VSQFP
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Acceleration and Deceleration
(acceleration and deceleration between Vmin and Vmax).
The table below provides the obtainable values in
full−step/s
full−steps during acceleration phase is:
NOTES: LSB: Least Significant Bit
Table 9. ACCELERATION AND DECELERATION SELECTION TABLE
Table 10. POSITION WORD ALIGNMENT
Stepping Mode
Sixteen possible values can be programmed for Acc
The formula to compute the number of equivalent
SecurePosition
Half−stepping
PositionShort
Hex
A
B
C
D
E
0
1
2
3
4
5
6
7
8
9
F
1/16
1/8
1/4
O Acc Index
S: Sign bit
th
th
th
2
.
Vmax (FS/s) "
One
Nstep + Vmax
Dec
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
S
S
S
S
S
S
observes
B14 B13 B12 B11 B10
B13 B12 B11 B10
B12 B11 B10
B11 B10
B9
S
14785
2
99
B8
S
2
* Vmin
restrictions
Acc
B9
B9
B7
136
2
B9
B8
B8
B6
167
B9
B8
B7
B7
B5
for
49
197
Position Word: Pos[15:0]
29570
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B9
B8
B7
B6
B6
B4
some
213
B8
B7
B6
B5
B5
B3
228
12
Acceleration (Full−step/s
B7
B6
B5
B4
B4
B2
combinations of acceleration index and maximum speed
(gray cells).
oscillator.
Positioning
and SetPositionShort is given as a number of
(micro−)steps. According to the chosen stepping mode, the
position words must be aligned as described in the table
below. When using command SetPositionShort or
GotoSecurePosition, data is automatically aligned.
243
The accuracy of Acc is derived from the internal
The position programmed in commands SetPosition
B6
B5
B4
B3
B3
B1
273
LSB
B5
B4
B3
B2
B2
11409
13970
16531
19092
21886
24447
27008
29570
34925
40047
1004
3609
6228
8848
218
303
B4
B3
B2
B1
B1
0
334
LSB
LSB
B3
B2
B1
0
2
106
)
364
LSB
B2
B1
0
0
0
395
LSB
B1
0
0
0
0
LSB
456
0
0
0
0
0
546
1−bit left ⇔ ×2
2−bit left ⇔ ×4
3−bit left ⇔ ×8
No shift
No shift
No shift
Shift
729
473
735
973