LP5562

MCU

1 2F

SCL

SDA

CLK_32K

ADDR_SEL0

ADDR_SEL1

EN/VCC

VDD

GND

R

G

B

RGB LED

0...25.5 mA/LED

WLED

VDD

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LP5562

SNVS820A – APRIL 2013 – REVISED SEPTEMBER 2015

LP5562 Four-Channel LED Driver With Programmable Lighting Sequences

1 Features

3 Description

The LP5562 is a four-channel LED driver designed to

1

•

Four Independently Programmable LED Outputs

produce variety of lighting effects. The device has a

With 8-Bit Current Setting (From 0 mA to 25.5 mA

program memory for creating variety of lighting

With 100-

μA Steps) and 8-Bit PWM Control

sequences. When the program memory has been

•

Typical LED Output Saturation Voltage 60 mV and

loaded,

the

LP5562

can

operate

independently

Current Matching 1%

without processor control.

•

Flexible PWM Control for LED Outputs

The LP5562 is able to automatically enter power save

•

Automatic Power-Save Mode With External Clock

mode, when LED outputs are not active and thus

lowering current consumption.

•

Three Program Execution Engines With Flexible

Instruction Set

Four independent LED channels have accurate

programmable current sinks, from 0 mA to 25.5 mA

•

Autonomous Operation With Program Execution

with 100-

μA steps and flexible PWM control. Each

Engines

channel can be configured into each of the three

•

SRAM Program Memory for Lighting Pattern

program

execution

engines.

Program

execution

Programs

engines have program memory for creating desired

•

DSBGA 12-Pin Package, 0.4-mm Pitch

lighting sequences with PWM control.

2 Applications

This allows connecting up to four parallel devices in

•

Fun Lights

cost ceramic capacitor.

•

Indicator Lights

•

Keypad RGB Backlighting and Phone Cosmetics

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (MAX)

LP5562

DSBGA (12)

1.648 mm × 1.248 mm

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

Typical Application Diagram

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.