Video Encoder
AVS Technology
FEATURES • Fully CCIR 624 performance compliance NTSC and PAL (B,D,G,H,I,M and N) video encoder • Composi...
Description
AVS Technology
FEATURES Fully CCIR 624 performance compliance NTSC and PAL (B,D,G,H,I,M and N) video encoder Composite, S-video, Component Y/Cb/Cr (Sony, Matsushita, and SMPTE) or RGB output. Triple 10-bit digital to analog converter. Accepts 27 Mhz multiplexed 8-bit digital video inputs. Master or Slave 4-Field NTSC or 8-Field PAL video timing generation. CCIR 656 EAV SYNC extraction. Automatic NTSC or PAL timing detection in slave mode operation. Automatic or User Programmable Chroma Filter Selection. Macrovision Anti-Tapping Rev 7.01 support in AV3168 Only. Closed Caption Support. Contrast and Brightness control. Clock Generation
AV3168/69 Video Encoder
3 outputs for 27 MHz video clock, 16.934, 18.432 and 36.864 Mhz audio clock, and 40.5, 54.0, 67.5 and 81.0 MHz general purpose clocks. Requires a single 27 Mhz crystal. General CVBS and S-video DAC power down controls. 2 I C compatible serial control bus. Single +5 volt power supply. Application Digital Video Disk (DVD) Digital Set-Top Box PC Video, Multimedia Ordering Information AV3168/69-CL 44-pin PLCC
GOUT0
GOUT1
GCK
ACK
CK27
SDA SCL
I C SERIAL I/F
2
PLL
f sc
G
LPF
RST
Y, Y, R
HSYN VSYN
VIDEO TIM'NG GEN
Macrovision Anti-tapping
Color Space Conv.
CVBS, Cr, B
PD<7:0>
z -n
LPF
C, Cb, G
G
OFF SET
AVS Technology Inc. 4110 Clipper Ct., Fremont CA94538 Tel: (510) 353-0848 Fax: (510) 353-0856
1-24
January 4, 2001
AV3168/69 DESCRIPTION
The AV3168 is a mixed signal...
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