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L6258EX 数据表(PDF) 29 Page - STMicroelectronics

部件名 L6258EX
功能描述  PWM controlled high current DMOS universal motor driver
PDF  32 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6258EX 数据表(HTML) 29 Page - STMicroelectronics

Back Button L6258EX Datasheet HTML 24Page - STMicroelectronics L6258EX Datasheet HTML 25Page - STMicroelectronics L6258EX Datasheet HTML 26Page - STMicroelectronics L6258EX Datasheet HTML 27Page - STMicroelectronics L6258EX Datasheet HTML 28Page - STMicroelectronics L6258EX Datasheet HTML 29Page - STMicroelectronics L6258EX Datasheet HTML 30Page - STMicroelectronics L6258EX Datasheet HTML 31Page - STMicroelectronics L6258EX Datasheet HTML 32Page - STMicroelectronics  
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L6258EX
Operation mode time diagrams
29/32
Figure 14.
4 bit microstep operation mode timing diagram
(Phase - DAC input and motor current)
Ph2
Micro Step Vector
32
24 28
20
16
12
8
4
0
Position
DAC 2
Inputs
0
Motor drive
Current 2
0
Motor drive
Current 1
I3_2
I2_2
I1_2
I3_1
0
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
DAC 1
Inputs
Phase
2
Phase
1
I0_2
I2_1
I1_1
I0_1
16
8
0
56
48
40
32
24
Ph1
Ph2
Ph1
D97IN628A
60 64
56
52
48
44
40
36
100%
95.2%
82.5%
63.5%
47.6%
38.1%
0%
19.1%
I3
I2
I1
I0
Current
level% of IMAX
00
00
100
00
01
98.4
00
10
95.2
00
11
92.1
01
00
88.9
01
01
82.5
01
10
77.8
01
11
71.4
10
00
63.5
10
01
55.6
10
10
47.6
10
11
38.1
11
00
28.6
11
01
19.1
11
10
9.5
11
11
No Current



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