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NTSC/PAL ENCODERS
AK8857*

Dual Channel Digital Video Decoder

 
  1. Decodes two inputs of composite video signals NTSC / PAL / SECAM at the same time.
  2. Decodes S-video signals.
  3. Four input channels, with internal video switch.
  4. 11-bit 54MHz ADC 1 channel.
  5. Digital PGA.
  6. Automatic gain control (AGC) and automatic Color Control (ACC).
  7. Image adjustment (contrast, saturation, brightness, hue, sharpness).
  8. Automatic input signal detection.
  9. Adaptive 2-D Y/C separation.
  10. Output Data: YCbCr 4:2:2 8bit.
  11. Output I/F: ITU-R BT.656(with EAV/SAV) and ITU-R BT.601( HD, VD, FIELD / DVALID output).
  12. Closed-caption, VBID(CGMS-A), WSS signal decoding (output via register).
  13. Macrovision signal detection (Macrovision certification) *.
  14. Power down function.
  15. I2C control.
  16. 1.70~2.00 V core power supply / 1.70~3.60 V interface power supply.
  17. Operating temperature range: – 40°C to 85°C.
  18. 64-pin LQFP package.
Under Development
     

AK8857 BLOCK DIAGRAM

AK8857 BLOCK DIAGRAM
(*Notice)
This device is protected by U.S. patent number 6,600,873 and other intellectual property rights.
To inquire for this product  |  USA   /   English