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ADV7180BSTZ 参数 Datasheet PDF下载

ADV7180BSTZ图片预览
型号: ADV7180BSTZ
PDF下载: 下载PDF文件 查看货源
内容描述: 10位, 4倍过采样SDTV视频解码器 [10-Bit, 4 x Oversampling SDTV Video Decoder]
分类和应用: 解码器电视
文件页数/大小: 112 页 / 2178 K
品牌: ADI [ ADI ]
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ADV7180  
NVEND[4:0], NTSC Vsync End, Address 0xE6 [4:0]  
NFTOG[4:0], NTSC Field Toggle, Address 0xE7 [4:0]  
The default value of NVEND is 00100, indicating the NTSC  
vsync end position.  
The default value of NFTOG is 00011, indicating the NTSC  
field toggle position.  
For all NTSC/PAL vsync timing controls, both the V bit in the  
AV code and the vsync on the VS pin are modified.  
For all NTSC/PAL field timing controls, both the F bit in the  
AV code and the field signal on the FIELD/DE pin are modified.  
NFTOGDELO, NTSC FIELD Toggle Delay on Odd Field,  
Address 0xE7 [7]  
1
NFTOGSIGN  
0
When NFTOGDELO is 0 (default), there is no delay.  
ADVANCE TOGGLE OF  
FIELD BY NFTOG[4:0]  
DELAY TOGGLE OF  
FIELD BY NFTOG[4:0]  
Setting NFTOGDELO to 1 delays the field toggle/transition on  
an odd field by a line relative to NFTOG.  
NOT VALID FOR USER  
PROGRAMMING  
NFTOGDELE, NTSC Field Toggle Delay on Even Field,  
Address 0xE7 [6]  
ODD FIELD?  
YES  
NO  
When NFTOGDELE is 0, there is no delay.  
Setting NFTOGDELE to 1 (default) delays the field toggle/  
transition on an even field by a line relative to NFTOG.  
NFTOGDELO  
1
NFTOGDELE  
1
NFTOGSIGN, NTSC Field Toggle Sign, Address 0xE7 [5]  
0
0
Setting NFTOGSIGN to 0 delays the field transition. Set for  
user manual programming.  
ADDITIONAL  
DELAY BY  
1 LINE  
ADDITIONAL  
DELAY BY  
1 LINE  
Setting NFTOGSIGN to 1 (default) advances the field  
transition. Not recommended for user programming.  
FIELD  
TOGGLE  
Figure 37. NTSC FIELD Toggle  
FIELD 1  
622  
623  
624  
625  
1
2
3
4
5
6
7
8
9
10  
22  
23  
24  
OUTPUT  
VIDEO  
H
V
PVBEG[4:0] = 0x5  
PVEND[4:0] = 0x4  
F
PFTOG[4:0] = 0x3  
FIELD 2  
314  
310  
311  
312  
313  
315  
316  
317  
318  
319  
320  
321 322  
335  
336  
337  
OUTPUT  
VIDEO  
H
V
PVBEG[4:0] = 0x5  
PVEND[4:0] = 0x4  
F
PFTOG[4:0] = 0x3  
Figure 38. PAL Default, ITU-R BT.656 (the Polarity of H, V, and F is Embedded in the Data)  
Rev. A | Page 47 of 112  
 
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