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ASAHI KASEI
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[AK8817/18]
AK8817/18
NTSC/PAL Digital Video Encoder
General Description
The AK8817 is a Digital Video Encoder for Portable and Mobile application. ITU-R BT.601 level compatible Y, Cb,and Cr signals which correspond to 27MHz or square pixel are encoded into either NTSC or PAL compatible composite video signal. Interface is made in HSYNC-, VSYNC- synchronized slave-mode operation or ITU-R.Bt656. AK8817 has 75ohm driver with LPF. It is possible to encode the VBID(CGMS-A) and WSS signal on the output video signal. Host Control interface is I2C Bus I/F.
Features • • • • • • • • • • • • • • • • • • •
NTSC-M, PAL-B, D, G, H, I Composite Video encoding Y:Cb:Cr 4:2:2 H/V Slave Operation / ITU-R.