Spider

Video Output

- NTSC and PAL video format support
- CCIR656/601 can support and adjust a variable size (storage channel output)
- Includes two video encoders for Composite signal (Monitor in and VCR in)
and also can use external Encoder by selection.
- Programmable Field or Frame switching (720*240, 720*480, 368*240, 368*480)
- Supports 120Field switching mode (Half synchronize signal of standard sync.)

Chip Functions

- Independent each channel motion detection
Motion macro cell (NTSC 22x30= 660 cells/screen, PAL 22x36= 792 cells/screen)
Programmable motion area, velocity and motion sensitivity.
Return value of motion detection center axis & detected motion macro cell axis
- High quality of a built-in H/V scaler (1/2, 1/3, 1/4, 2/3)
- Supports real-time display
- Exchangeable channel location and adjustable border line
- Field or Frame Freeze and can search for past four field image.
- Freezes individual channel and upload images to PC
- Provides various windows (Full, Quad, Semi-Quad)
- Adjust a proper window size (704x456, 672x456, 640x456 in NTSC)
- Supports OSG function on both channel
- Provides a weighted channel switching without rolling at arbitrary channel
- Provides auto exception of video loss channel among the record switching channel table
- Random position 2 x Zoom
- PAL and NTSC format by auto detection
- Video loss detection
- Sharpness control and screen force mask by variable color.
- Programmable internal PLL (support external decoder clock or another device clock)

External Device Interface

- External Decoder Clock output (SAA7113: 24.5765MHz, BT829: 28.6363MHz)
- Image CODEC Interface
- Cascading WinCross
- External Host Interface (Parallel interface)
- SDRAM Interface (16Mbit or 64Mbit)
- Color Decoder/Encoder Interface

Ordering Information & Packages

- Operating voltage: 2.5 volt (internal), 3.3 volt (I/O interface)
- Operating temperature range : 0°C ~ 70°C
- Operating current: 340mA
- 240 Pin PQFP package
- 54 MHz main clock