
Renesas Electronics
DESCRIPTION
The M65664FP is a PIP (Picture in Picture) signal processing LSI, whose sub-picture input is composite signal for NTSC, PAL-M, and PAL-N. The built-in field memory (168k-bit RAM) , V-chip data slicer and analog circuitries lead the high quality PIP system low cost and small size.
FEATURES
* Internal V-chip data slicer (for sub-picture)
* Vertical filter for sub-picture ( Y signal )
* Single sub-picture ( selectable picture size : 1/9 , 1/16 )
* Sub-picture processing specification ( 1/9 , 1/16 size) :
Quantization bits Y, B-Y, R-Y : 7 bits
Horizontal sampling 229 pixels (Y), 57 pixels (B-Y, R-Y)
Vertical lines 69/ 52 lines
* Frame ( sub-picture ) on/off
* Built-in analog circuits :
One 8-bit A/D converter (for sub-picture signal)
Three 8-bit D/A converters (for Y, U and V of sub-picture)
Sync-tip-clamp, VCXO ... etc..
* IIC BUS control ( parallel/serial control) :
PIP on/off , Frame on/off ( programmable luma level),
Sub-picture size ( 1/9, 1/16 ),
PIP position ( free position ), Picture freeze ,
Y delay adjustment, Chroma level, Tint, Black level,
Contrast ...etc..
APPLICATION
NTSC, PAL-M, PAL-N color TV