Image Correction ICs Image Correction IC for Panel No.11060EAT05 BU1523KV Description BU1523KV is an image quality adjustment IC for in-vehicle displays. It can control brightness, contrast, hue, intensity, sharpness, etc. It is equipped with both RGB and YCbCr as input/output interfaces. It also incorporates LVDS output capability with an embedded LVDS transmitter. Features 1) RGB input data format Width of data bus 24bit Vertical/horizontal synchronizing and data enable signal 2) RGB output data format It is the same as the entry format 3) YCbCr input data format ITU-R BT.656-4 or synchronization signal YCbCr Width of data bus 8bit Vertical/horizontal synchronizing and data field signal Date range conform ITU-R BT.601 or full range 4) YCbCr output data format The same as the entry format Capable of processing BT.656 input to generate and output synchronization signal from SAV/EAV 5) RGB IF Image quality adjustment Contrast, Brightness, Hue, Chroma and Sharpness Independent RGB gamma correction 6) YCbCr Image quality adjustment Contrast, Brightness, Hue, Chroma and Sharpness 7) LVDS Transmitter Built-in LVDS transmitter Converts RGB24 bit, vertical/horizontal synchronization signal and data enable inputs into 4ch LVDS data streams 8) 2-line serial interface slave function The register in BU1523KV can be set 9) Package VQFP100 Applications In-vehicle display etc. www.rohm.com 2011.02 - Rev.A 1/22 2011 ROHM Co., Ltd. All rights reserved. Technical Note BU1523KV Absolute maximum ratings Table 1 Parameter Symbol Ratings Unit Supply voltage 1 VDDIO -0.3+4.0 V Supply voltage 2 VDDI2C -0.3+4.0 V Supply voltage 3 PVDD -0.3+4.0 V Supply voltage 4 LVDD -0.3+4.0 V Supply voltage 5 VDD -0.3+2.1 V *1 Input voltage range VIN -0.3IO LVL+0.3 V Storage temperature range Tstg -40+125 *2 *3 Power dissipation PD 1000 , 1499 mW *1 IO LVL is a generic name of VDDIO, VDDI2C *2 IC only. In the case exceeding 25, 10mW should be reduced at the rating 1. *3 When packaging a glass epoxy board of 70x70x1.6mm. If exceeding 25, 14.99mW should be reduced at the rating 1 * Has not been designed to withstand radiation. * Operation is not guaranteed at absolute maximum ratings. Operating conditions Table 2 Ratings Parameter Symbol Unit Min. Typ. Max. Supply voltage1(IO) VDDIO 3.0 3.3 3.6 V Supply voltage2(IO) VDDI2C 3.0 3.3 3.6 V Supply voltage3(PLL) PVDD 3.0 3.3 3.6 V Supply voltage4(LVDS) LVDD 3.0 3.3 3.6 V Supply voltage5(CORE) VDD 1.65 1.8 1.95 V *1 Input voltage range VIN 0.0 - IO LVL V Operating temperature range Topr -40 - +85 *1 IO LVL is a generic name of VDDIO, VDDI2C. * Please supply power source in order of VDD (VDDIO, VDDI2C, PVDD,LVDD). www.rohm.com 2011.02 - Rev.A 2/22 2011 ROHM Co., Ltd. All rights reserved.