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IS31FL3731 Datasheet AUDIO MODULATED MATRIX LED DRIVER

Manufacturer: ISSI (now Infineon)

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General Description

The IS31FL3731 is a compact LED driver for 144 single LEDs.

The device can be programmed via an I2C compatible interface.

The IS31FL3731 offers two blocks each driving 72 LEDs with 1/9 cycle rate.

Overview

IS31FL3731 AUDIO MODULATED MATRIX LED DRIVER September 2012 GENERAL.

Key Features

  • Supply voltage range: 2.7V to 5.5V 400kHz I2C-compatible interface 144 LEDs in dot matrix Individual blink control 8 frames memory for animations Picture mode and animation mode Auto intensity breathing during the switching of different frames LED frames displayed can be modulated with audio signal intensity LED light intensity can be modulated with audio signal intensity QFN-28 (4mm × 4mm) and SSOP-28 package.

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