LD1024 datasheet(14/22 Pages) LDT

14 / 22 page

Ver2.1

LD1024

16-Channel, Constant-Current LED Driver with LED Open Detection

LDT Inc. WE bldg. 5F, 126-33 Han-dle 1ro, Seobuk-gu, Cheonan, Chungnam, korea, 331-220

Tel. +82 41 520 7300 Fax. +82 41 520 7337 www.ldt.co.kr

Figure 5. On/Off Control Operation

DATA

15B

DATA

14B

DATA

13B

DATA

12B

DATA

11B

DATA

15C

DATA

14C

DATA

13C

DATA

12C

DATA

11C

DATA

10C

DATA

15B

DATA

14B

DATA

13B

DATA

12B

DATA

LOD

DATA

14C

DATA

13C

DATA

12C

DATA

15C

LOD 0A or PTW_A

LOD

DATA

15B

DATA

14B

DATA

13B

DATA

LOD

DATA

15C

DATA

14C

DATA

13C

LOD

LOD 1A or PTW_A

LOD

DATA

14A

LOD

DATA

15B

LOD

12A

LOD

11A

LOD

10A

LOD

13A

LOD 14A or PTW_A

LOD

DATA

LOD

DATA

15B

LOD

13A

LOD

12A

LOD

11A

LOD

14A

LOD 15A or PTW_A

DATA

11C

DATA

12C

LOD

10A

LOD

DATA

LOD

DATA

15B

LOD

13A

LOD

12A

LOD

11A

LOD

14A

LOD 15A or PTW_A

LOD

10A

DIN

CLK

STROBE

Shift Register

LSB Data (Internal)

Shift Register

LSB +1 Data (Internal)

Shift Register

MSB -1 Data (Internal)

Shift Register

MSB Data (Internal)

On/Off Control

Latch Data (Internal)

DOUT

OEB

OFF

OUTn(1)

OFF

OUTn(2)

OFF

OUTn(3)

OFF

OUTn(4)

Previous Grayscale Latch Data

Latest Grayscale Latch Data

OFF

DATA

OFF

tDLY

LD1024 Datasheet(PDF) 14 Page - LDT Co., Ltd

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