DM5900 1-Channel Video Decoder 1. Features z Video Decoder Product Brief Version: 1.0 March 1, 2013 Accepts NTSC (M), PAL (B, D, G, H, I, M, Nc). Video decoder could be programmed to operate at 27MHz. Hardware Fast Switch function Fast Switch also controllable by software or external pin Software channel ID in active region 10-bits video ADCs with built in 6.5 MHz analog low pass filter Automatic gain control for Luminance and Chrominance Programmable brightness, contrast, saturation, hue, and sharpness 5-H comb filter for YC separation Support video interface YCbCr 4:2:2, 4:1:1, 4:2:0 format Support mirror function Chrominance line filter for PAL phase error DLL for video synchronization, supports 27MHz crystal within +/-1000 ppm variance Advanced video synchronization for weak and noisy CVBS. Supports video signal transmitted by 500-meter long cable Support line lock camera www.davicom.com.tw z Miscellaneous Use a single external 27MHz crystal to support 720H video One programmable PLL integrated Slave I2C bus Ultra low power consumption. Under 150mW for normal operation. Under 50mW for suspend mode. 32-pin LQFP (5mmx5mm) or 32-pin QFN (4mmx4mm) package 1.8V core power, 3.3V analog power and 1.8V analog power 1 DM5900 1-Channel Video Decoder 2. General Description The DM5900 is a 1-channel video decoder designed for cameras with 720H CCD sensor. The DM5900 converts 6.5 MHz analog CVBS signals to digital 27 MHz CCIR656 signals. The DM5900 integrates an internal PLL. The DM5900 also features a patented fast switch function. With the fast switch function, the DM5900 can decode up to 2 analog CVBS with little frame rate loss. 3. Block Diagram Product Brief Version: 1.0 March 1, 2013 www.davicom.com.tw 2 DM5900 1-Channel Video Decoder 6. Applications z DVR z Car DVR z Video capture card 7. Ordering Information Product Brief Version: 1.0 March 1, 2013 Part Number Pin Count DM5900EP 32 www.davicom.com.tw Package LQFP (Pb-Free and Halogen–Free) 3