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SP7682EB Datasheet(PDF) 15 Page - Exar Corporation

Part # SP7682EB
Description  Backlight and Flash Driver in QFN 3mm x 3mm
PDF  19 Pages
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

SP7682EB Datasheet(HTML) 15 Page - Exar Corporation

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Sept 27-07 rev G
SP7682: Backlight and Flash Driver
© 2007 Exar Corporation
Page 15
SP7682A Single Line Programmable Serial
Interface
SET_FL (or SET_BL) pin programming waveform
shown below:
In the above example code 5 is programmed as
there are five rising edges.
Serially Programmable Codes
Flash Code Table (programmed via SETFL)
Backlight Code Table (programmed via SETBL)
code
BL
(mA)
code
BL
(mA)
code
BL
(mA)
1
0
22
10.5
43
21
2
0.5
23
11
44
21.5
3
1
24
11.5
45
22
4
1.5
25
12
46
22.5
5
2
26
12.5
47
23
6
2.5
27
13
48
23.5
7
3
28
13.5
49
24
8
3.5
29
14
50
24.5
9
4
30
14.5
51
25
10
4.5
31
15
52
25.5
11
5
32
15.5
53
26
12
5.5
33
16
54
26.5
13
6
34
16.5
55
27
14
6.5
35
17
56
27.5
15
7
36
17.5
57
28
16
7.5
37
18
58
28.5
17
8
38
18.5
59
29
18
8.5
39
19
60
29.5
19
9
40
19.5
61
30
20
9.5
41
20
62
30.5
21
10
42
20.5
63
31
64
31.5
code
Flash
(mA)
code
Flash
(mA)
code
Flash
(mA)
1
0
18
170
35
340
2
10
19
180
36
350
3
20
20
190
37
360
4
30
21
200
38
370
5
40
22
210
39
380
6
50
23
220
40
390
7
60
24
230
41
400
8
70
25
240
42
410
9
80
26
250
43
420
10
90
27
260
44
430
11
100
28
270
45
440
12
110
29
280
46
450
13
120
30
290
47
460
14
130
31
300
48
470
15
140
32
310
49
480
16
150
33
320
50
490
17
160
34
330
51
500
SP7682A APPLICATIONS INFORMATION
tHI=0.5us min
tLO=0.5us to 0.25ms
EN
tSHDN=0.5ms
i
SET_FL
IFLASH
40mA
10mA
0mA
shutdown



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