SAA9740H

INTEGRATED CIRCUITS DATA SHEET SAA9740H Advanced Auto Control Function (A2CF) Product specification Supersedes data of 1996 Jan 30 File under Integrated Circuits, IC02 1996 Oct 10 Philips Semiconductors Product specification Advanced Auto Control Function (A2CF) FEATURES One chip full digital Auto Focus (AF), Auto Exposure (AE) and Auto White Balance (AWB) Possible to use NTSC and PAL CCD with horizontal resolution of 510, 670, 720 or 768 pixels No manual adjustment One microprocessor system commonly used with CAMera Digital Signal Processor (CAMDSP) SAA9750H 8-bit parallel microprocessor interface LQFP64 package (0.5 mm pitch) Single 3 V power supply. Auto Focus features Video AF system Two windows system (a small centre and large window) The window size and place are microprocessor controlled Including 5th order IIR digital high-pass filter Line peak accumulation in the large window High-pass filter’s output accumulation in one field. Auto White Balance features Mono colour detection Auto Exposure features 5 windows accumulation SAA9740H Calculation of white-clip by centre window Possible to control size and place of the centre windows by the light condition with microprocessor. Accumulation of UV data in the corresponding UV quadrant Green and Magenta elimination gate Luminance gate for detecting white UV limiter White-clip detection/counter. GENERAL DESCRIPTION The Advanced Auto Control Function (A2CF) is to be used for a ...