TW2836中文资料4 Channel Video QUAD/MUX Controller数据手册Renesas规格书

描述 Description

The TW2836 has four high quality NTSC/PAL video decoders, dual color display controllers and dual video encoders. The TW2836 contains four built-in analog anti-aliasing filters, four 10bit Analog-to-Digital converters, and proprietary digital gain/clamp controller, high quality Y/C separator to reduce cross-noise and high performance free scaler. Four built-in motion, blind and night detectors can increase the feature of security system. The TW2836 has flexible video display/record/playback controller including basic display and MUX functions. The TW2836 also has excellent graphic overlay function that displays bitmap for OSD, single box, 2D array box, and mouse pointer. The built-in channel ID CODEC allows auto decoding and displaying during playback and the additional scaler on the playback supports multi-cropping function of the same field or frame image. The TW2836 contains two video encoders with three 10bit Digital-to-Analog converters to provide 2 composite or S-video. The TW2836 can be extended up to 8/16 channel video controller using chip-to-chip cascade connection.

特性 Features

•Four Video Decoders
• Integrated four video analog anti-aliasing filters and 10 bit CMOS ADCs
• IF compensation filter for improvement of color demodulation
• Automatic white peak control
• High performance horizontal and vertical scaler for each path including playback input
• Dual path digital outputs with ITU-R BT.656 standard
• Programmable bandwidth of luminance and chrominance signal for each path
• Support full triplex function with 4ch live, 4ch playback display and 4ch record output
• Support adaptive median filter for Record
• Horizontal/Vertical mirroring for each channel
• Auto sequence switch with 128 queues and/or manual switch by interrupt for record path
• Image enhancement for zoomed or still image in display path
• High performance 2X zoom to horizontal and vertical direction for display path

应用 Application

• Security System
• 4/8/16 Channel DVR System
• Hair Shop System
• Dental Care System