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參數(shù)資料
型號(hào): TVP5151IPBSQ1
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: COLOR SIGNAL DECODER, PQFP32
封裝: GREEN, PLASTIC, QFP-32
文件頁(yè)數(shù): 3/86頁(yè)
文件大小: 964K
代理商: TVP5151IPBSQ1
Line
Delay
-
Peaking
Quadrature
Modulation
Quadrature
Modulation
Notch
Filter
Color
LPF ↓ 2
4-Line
Adaptive
Comb
Filter
Burst
Accumulator
(Cr)
Notch
Filter
LP
Filter
LP
Filter
Delay
Brightness
Saturation
Adjust
Delay
Cr
Y
Cb
Cr
Y
Burst
Accumulator
(Cb)
Delay
Color
LPF ↓ 2
Composite
+
Delay
X
Gain Factor
Bandpass
Peak
Detector
Composite
SECAM Color
Demodulation
Composite
Cr
Cb
SECAM Luminance
TVP5151
www.ti.com
SLES241C – SEPTEMBER 2009 – REVISED SEPTEMBER 2010
Figure 3-1. Composite Processing Block Diagram (Comb/Trap Filter Bypassed for SECAM)
3.3
Adaptive Comb Filtering
The four-line comb filter can be selectively bypassed in the luminance or chrominance path. If the comb
filter is bypassed in the luminance path, then chrominance trap filters are used which are shown in
Figure 3-2 and Figure 3-3. TI's patented adaptive four-line comb filter algorithm reduces artifacts such as
hanging dots at color boundaries and detects and properly handles false colors in high-frequency
luminance images such as a multiburst pattern or circle pattern.
Copyright 2009–2010, Texas Instruments Incorporated
Functional Description
11
相關(guān)PDF資料
PDF描述
TVP5151IPBSRQ1 COLOR SIGNAL DECODER, PQFP32
TVP5151IPBSR COLOR SIGNAL DECODER, PQFP32
TVP5151IPBS COLOR SIGNAL DECODER, PQFP32
TVP5151IZQCR COLOR SIGNAL DECODER, PBGA48
TVP5151IZQC COLOR SIGNAL DECODER, PBGA48
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TVP5151IPBSR 功能描述:視頻 IC UltraLo-Pwr NTSC/PAL SECAM Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
TVP5151IZQC 功能描述:視頻 IC UltraLo-Pwr NTSC/PAL SECAM Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
TVP5151IZQCR 功能描述:視頻 IC UltraLo-Pwr NTSC/PAL SECAM Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
TVP5151PBS 功能描述:視頻 IC UltraLo-Pwr NTSC/PAL SECAM Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
TVP5151PBSR 功能描述:視頻 IC UltraLo-Pwr NTSC/PAL SECAM Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel
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