National Semiconductor | High-performance Analog


 FPD33684   

Low Power, Low EMI, TFT-LCD Column Driver with RSDS Inputs, 64 Grayshades, and 384 Outputs for XGA/SXGA Applications [Discontinued]
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Features
  • RSDS™ (Reduced Swing Differential Signaling) data bus for low power, reduced EMI and small PCB foot print
  • Up to 85MHz clock
  • Supports both XGA and SXGA timing
  • Supports notebook and monitor applications
  • Smart Charge Conservation for low power consumption
  • 64 Gray levels per color (18-bit color)
  • Supports both Dot and N-Line inversion
  • Externally programmable gamma characteristic
  • Very low offsets for artifact-free images
  • High voltage outputs for high contrast in a large range of display panel applications
  • Optional, high current, repair line buffers
  • Available in 2 common gamma reference curves
  • Description

    The FPD33684 Column Driver is a direct drive, 64 gray level, 384 output, TFT-LCD column driver with an RSDS™ data interface. It provides the capability to display 262,144 colors (18-bit color) with a large dynamic output range for twisted nematic applications. When used in a bank with other FPD33684 column drivers, the FPD33684 can support both XGA (8 drivers) or SXGA (10 drivers) applications. Output voltages are programmably gamma corrected to provide a direct mapping between digital video and LCD panel brightness.

    An RSDS™ (Reduced Swing Differential Signaling) interface is used between the timing controller and the column driver to minimize EMI and reduce power.

    The FPD33684 offers a low power, low EMI column driver solution with direct-drive dynamic range and dot-inversion addressing.

    [Information as of 9-Feb-2012]