DM134 Datasheet, PDF (5/20 Pages) Silicon Touch Technology Inc. – 16-Bit Constant Current LED Drivers

點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
Pin Description
DM134、DM135、DM136
PIN No.
1
2
3
4
5~20
21
22
23
24
PIN NAME
GND
SERIAL-IN
CLOCK
LATCH
OUT0~15
ENABLE
SERIAL-OUT
R-EXT
V_DD
FUNCTION
Ground terminal
Input terminal of a data shift register
Input terminal of a clock for shift register
Input terminal of data strobe
Output terminals
Input terminal of output enable (active low)
Output terminal of a data shift register
Input terminal of an external resistor
5V Supply voltage terminal
Equivalent Circuit of Inputs and Outputs
1. ENABLE terminal
V_DD
RIN (up)
2. LATCH terminal
V_DD
ENABLE
GND
3. CLOCK, SERIAL-IN terminal
V_DD
LATCH
RIN
GND
4. SERIAL-OUT terminal
V_DD
CLOCK,
SERIAL-IN
GND
GND
SERIAL-OUT
16-Bit Constant Current LED Drivers
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Version：A.013