參數(shù)資料
型號: TDA938X
廠商: NXP Semiconductors N.V.
英文描述: TV signal processor-Teletext decoder with embedded m-Controller
中文描述: 電視信號處理器與嵌入式米圖文電視解碼器控制器
文件頁數(shù): 45/140頁
文件大?。?/td> 570K
代理商: TDA938X
Philips Semiconductors
Preliminary specification
1999 Sep 28
45
TV signal processor-Teletext decoder with
embedded
μ
-Controller
TDA 935X/6X/8X series
Block Diagram for Data Capture
Figure 17 Data Capture Block Diagram
Analogue to Digital Converter
The output of the CVBS switch is passed to a differential to single ended converter (DIVIS), although in this
device it is used as a single value and reference The analogue output of DIVIS is converted into a digital
representation by a full flash ADC with a sampling rate of 12MHz.
Analogue to Digital
Converter
Data<7:0>
TTC
TTD
Acquisition
Timing
Output data to
memory interface
Output data to SFR’s
Sync
Separator
Data Slicer
and
Clock Recovery
Acquisition
for
WST/VPS
Acquisition
for
CC/WSS
SYNC_FILTER
CVBS (internal)
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