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DM631 数据表(PDF) 4 Page - Silicon Touch Technology Inc.

部件名 DM631
功能描述  16-CHANNEL CONSTANT CURRENT LED DRIVER WITH PROGRAMMABLE PWM OUTPUTS
Download  24 Pages
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制造商  SITI [Silicon Touch Technology Inc.]
网页  http://www.siti.com.tw
标志 SITI - Silicon Touch Technology Inc.

DM631 数据表(HTML) 4 Page - Silicon Touch Technology Inc.

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點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC
.
新竹市科學園區展業一路9號7樓之1
9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C.
Tel:886-3-5645656
Fax:886-3-5645626
16-channel 12-bit PWM Constant Current LED Driver
Version:A.003
Page 3
未經授權而逕予重製、複製、使用或公開本文件,行為人得被追究侵權之相關民刑事責任
Unauthorized reproduction, duplication, use or disclosure of this document will be deemed as infringement.
DM631
Pin Connection
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
OUT0
OUT1
OUT2
OUT3
VCC
REXT
DAO
SOMODE/GCK
GND
DCK
LAT
OUT 15
OUT 14
OUT 13
OUT 12
DAI
SOP24
SSOP24
TSSOP24E
( top view )
9
10
11
12
16
15
14
13
OUT4
OUT5
OUT6
OUT7
OUT 11
OUT 10
OUT 9
OUT 8
SOP24B
QFN32
( bottom view )
1
2
3
32
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31
GND
GND
OUT5
OUT6
OUT7
VCC
GND
OUT10
OUT9
OUT8
GND
GND
GND
GND
GND
VCC
Pin Description
PIN No.
PIN NAME
FUNCTION
SOP24/SOP24B/SSOP24 /TSSOP24E: 1
TSSOP24E, QFN32: exposed pad
QFN32: 1, 2, 5, 6, 7, 8, 20,21
GND
Ground terminal.
SOP24/SOP24B/SSOP24 /TSSOP24E: 2
QFN32: 9
DAI
Serial data input terminal.
SOP24/SOP24B/SSOP24 /TSSOP24E: 3
QFN32: 10
DCK
Synchronous clock input terminal for serial data transfer.
Data is sampled at the rising edge of DCK.
SOP24/SOP24B/SSOP24 /TSSOP24E: 4
QFN32: 11
LAT
Input terminal of data strobe: (level trigger)
‘H’
means latch register keep data
‘L’
means latch register gets data
SOP24/SOP24B/SSOP24/TSSOP24E: 5~20
QFN32: 12~19, 22~29
OUT0~15
Sink constant-current outputs (open-drain).
SOP24/SOP24B/SSOP24 /TSSOP24E: 21
QFN32: 30
SOMODE
/GCK
Serial Out Mode Selection(SOMODE) :
‘H’: DAO is shifted out and synchronized to
falling edge of DCK,
‘L’ : DAO is shifted out and synchronized to
rising edge of DCK.
Gray Scale Clock(GCK) : Input terminal for PWM
operation.
SOP24/SOP24B/SSOP24 /TSSOP24E: 22
QFN32: 31
DAO
Serial data output terminal.
SOP24/SOP24B/SSOP24 /TSSOP24E: 23
QFN32: 32
REXT
External resistors connected between REXT and GND for
output current value setting.
SOP24/SOP24B/SSOP24 /TSSOP24E: 24
QFN32: 3, 4
VCC
Supply voltage terminal.


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