LD1022SS datasheet(5/26 Pages) LDT

5 / 26 page

Ver1.0

LD1022

16 Channel Constant Current LED Driver

TERMINAL DESCRIPTION

EQUIVALENT CIRCUIT OF INPUTS AND OUTPUTS

OEB terminal

VDD

OEB

GND

2. LE terminal

VDD

GND

3. CLK, SDI terminal

VDD

GND

4. SDO terminal

VDD

(DATA)

GND

CLOCK,

SDI

SDO

5V supply voltage terminal

VDD

Input terminal used to connect an external resistor for setting up all output

current

R-EXT

Serial-data output to the following SDI of next driver IC

SDO

Output enable terminal When (active) low, the output drivers are enabled;

when high, all output drivers are turned OFF (blanked).

OEB

Constant current output terminals

IOUT0 ~

IOUT15

5~20

Data strobe input terminal Serial data is latched at the falling edge of LE

Also, a control signal input for Current Adjust mode

Clock input terminal for data shift on rising edge

CLK

Serial-data input to the Shift Register

SDI

Ground terminal for control logic and current sink

GND

Function

Pin Name

Pin No.

LD1022SS Datasheet(PDF) 5 Page - LDT Co., Ltd

LD1022SS Datasheet(HTML) 5 Page - LDT Co., Ltd

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