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DM5885 Datasheet(PDF) 1 Page - Davicom Semiconductor, Inc. |
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DM5885 Datasheet(HTML) 1 Page - Davicom Semiconductor, Inc. |
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1 / 3 page  DM5885 4-Channel Video Decoders and Mixer and Audio Codecs Product Brief www.davicom.com.tw 1 Version: 1.0 March 1, 2013 1. Features Video Decoder Accepts NTSC (M), PAL (B, D, G, H, I, M, Nc) Hardware Fast Switch function Fast Switch also controllable by software or external pin Software channel ID in active region Four 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 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 Up to 2 CCIR656 output interfaces which could be configured as 2 sets of CCIR656 (27MHz) or 2 sets of TDM2 (54MHz) or 1 set of TDM4 (108MHz) Support line lock camera Audio Codecs Five audio ADCs and one audio DAC are integrated Master I2S/DSP playback, record and audio-mixing Supports extended I2S/DSP format transmitting up to 16 audio channels using one data pin 16-bit or 8-bit 48/24/16/8 KHz PCM format Video Mixer Two SD mixers and one HD mixer. Each mixer supports up to 4 channels Two SD CCIR656 outputs (27MHz) or one HD SMPTE 274M output (74.25MHz) One TDM4 (108MHz) output One optional TDM4 input as mixer video sources. Various mixing combinations. Special H partition supported Video mirror supported Support both interlaced and progressive mixer output 16-bit SDRAM interface Miscellaneous Use a single external 27MHz crystal to support 720H video Two programmable PLLs integrated Slave I2C bus Ultra low power consumption. Under 500mW for normal operation. Under 50mW for suspend mode. 128-pin LQFP package (14mmx14mm) 1.8V core power, 3.3V analog power and 1.8V analog power |
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