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AAT2469 Datasheet LCD TV Panel LED Backlight Driver Controller

Manufacturer: Skyworks Solutions

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General Description

The AAT2469 is a dedicated TVLite control IC for the AAT2499 TVLite LED drivers.

One AAT2469 can control up to 8 AAT2499 TVLite LED drivers (up to 16 individual LED strings), providing a high-efficiency white LED backlight solution for large-sized LCD panels used in LCD TVs.

The AAT2469 includes an SPI compatible interface allowing fast independent digital control from the system.

Overview

PRODUCT SUMMARY AAT2469 LCD TV Panel LED Backlight Driver Controller.

Key Features

  • VIN Range: 4.5V to 5.5V.
  • Controls up to 8 AAT2499 TVLite drivers.
  • 15MHz SPI Interface.
  • Read/Write Registers.
  • Four Unique Device Addresses.
  • Up to 64 LED Strings.
  • High Resolution Digital Control for LED Current.
  • 12-Bit Resolution Gray Scale PWM Brightness1.
  • 12-Bit Resolution Channel Phase Delay1.
  • 8-Bit Resolution Current Setting (Dot Correction).
  • VSYNC, PWM and Delay Synchronization.
  • In.

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