AL58263Q

Document number: DS46687 Rev. 2 - 2

2 of 26

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November 2024

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AL58263Q

Q

VDD

OUTPUT

GND

Typical Applications Circuit

DI

DO

1

DI

DO

n

VLED

DCK

LAT

GCK

Controller

OUT0

OUT1

OUT15

OUT0

OUT1

OUT15

AL58263Q

AL58263Q

Data Read

Data Write

Pin Descriptions

Pin Name

Pin Number

Description

W-QFN4040-24/SWP

(Type A1)

LAT

1

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

the mode control.

OUT0 to OUT15

2 to 9

and 11 to 18

Sink constant-current outputs (open-drain).

GND

10

Ground terminal.

DO

19

Serial data output terminal.

GCK

20

External double-edge grayscale clock input for APDM operations.

REXT

21

External resistors connected between REXT and GND for output current value setting.

VDD

22

Supply voltage terminal.

DI

23

Serial data input terminal.

DCK

24

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

of DCK.

Equivalent Circuit of Inputs and Outputs

1. DCK, DI, LAT, GCK Terminals

2. DO Terminal

VDD

INPUT

GND