點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM11A
Pin Connection
Pin Description
PIN No.
PIN NAME
GND
FUNCTION
1
2
Ground terminal.
DAI
DCK
LAT
Serial data input terminal.
Synchronous clock input terminal for serial data transfer.
Data is sampled at the rising edge of DCK.
3
4
Input terminal of data strobe. Data on shift register goes
through at the high level of LAT (level trigger). Otherwise,
data is latched.
5~12
13
OUT0~7
EN
Sink constant-current outputs (open-drain).
Output enable terminal:
‘H’ for all outputs are turned off ,
‘L’ for all outputs are active.
14
DAO
Serial data output terminal.
External resistors connected between REXT and GND for
output current value setting.
15
16
REXT
VCC
Supply voltage terminal.
8-bit Constant Current LED Driver
Version:A.003
Page 3
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