FPD94128

www.DataSheet4U.com FPD94128 528-Ch Small Format a-Si AMLCD Controller / Column Driver with Integrated Frame Buffer ADVANCE INFORMATION May 2003 FPD94128 528-Ch Small Format a-Si AMLCD Controller / Column Driver with Integrated Frame Buffer General Description The FPD94128 is a Controller/Column Driver for use in low-power small format color TFT LCD displays. The FPD94128 contains a frame buffer, display refresh controller, programmable gamma reference, 528-channel column driver, and a backlight intensity modulator. The FPD94128 and the companion FPD93140 (gate driver with power supply) form a complete 2-chip solution for driving TFT LCD panels containing up to 176RGB x 240 pixels with versatile mounting and scan options. 262,144 colors are supported in 18-bit color mode, and 12-bit, 9-bit, and 3-bit color modes are provided for reduced power. Data may be loaded via serial, 8/16-bit parallel, and video interfaces (18-bit NTSC R’G’B’ or 8/16-bit BT.601 4:2:2 Y’CbCr). The video frame rate and the refresh rate of the LCD panel are independent. The LCD panel refresh rate and the polarity inversion interval are programmable. The LCD panel refresh rate may be up to 125 fps. Two partial-display regions, reduced-color modes, and an automatic backlight control are provided to minimize total system power consumption. The FPD94128 requires no external components. Parts are provided as gold bumped flip-chip devices. The nominal range for VDD is [1.8V-3.3] V, and the nominal range for ...