LD1022 datasheet(5/26 Pages) LDT

Il numero della parte	LD1022

Spiegazioni elettronici	16 Channel Constant Current LED Driver

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Produttore elettronici	LDT [LDT Co., Ltd]

Homepage	http://www.ldt.co.kr/

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Ver1.0

5

LD1022

16 Channel Constant Current LED Driver

TERMINAL DESCRIPTION

EQUIVALENT CIRCUIT OF INPUTS AND OUTPUTS

OEB terminal

VDD

OEB

GND

2. LE terminal

VDD

LE

GND

3. CLK, SDI terminal

VDD

GND

4. SDO terminal

VDD

(DATA)

GND

CLOCK,

SDI

SDO

5V supply voltage terminal

VDD

24

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

current

R-EXT

23

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

SDO

22

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

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

OEB

21

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

LE

4

Clock input terminal for data shift on rising edge

CLK

3

Serial-data input to the Shift Register

SDI

2

Ground terminal for control logic and current sink

GND

1

Function

Pin Name

Pin No.

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