AL58263

Document number: DS46310 Rev. 4 - 2

2 of 29

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September 2024

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AL58263

VDD

INPUT

GND

VDD

OUTPUT

GND

Typical Applications Circuit

DI

DO

1

DI

DO

n

VLED

DCK

LAT

GCK

Controller

OUT0

OUT1

OUT15

OUT0

OUT1

OUT15

AL58263

AL58263

Data Read

Data Write

Pin Descriptions

NAME

PIN

PIN

DESCRIPTION

TSSOP-24EP

(Type A1-B)

W-QFN4040-24/SWP

(Type A1)

GND

1

10

Ground terminal

DI

2

23

Serial data input terminal.

DCK

3

24

Synchronous clock input terminal for serial data transfer. Data is sampled at the

rising edge of DCK.

LAT

4

1

Input terminal of data strobe and mode setting. Combine DCK with LAT

signal to execute the mode control

OUT0

to

OUT15

5 to 20

2 to 9, 11 to 18

Sink constant-current outputs (open-drain).

GCK

21

20

External double-edge grayscale clock input for APDM operations

DO

22

19

Serial data output terminal.

REXT

23

21

External resistors connected between REXT and GND for output current value

setting.

VDD

24

22

Supply voltage terminal.

Equivalent Circuit of Inputs and Outputs

1. DCK, DI, LAT, GCK terminals

2. DO terminal