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SAA5700中文资料
SAA5700数据手册规格书PDF详情
GENERAL DESCRIPTION
The SAA5700 is a Chinese teletext decoder suitable for TV and multimedia applications. It incorporates all the data slicing, acquisition and display circuitry on-chip, as well as the logic for memory management. An external DRAM is used to store the currently displayed page and also the precaptured teletext pages.
FEATURES
• Acquisition and display of the 625-line PAL CCST Chinese standard for teletext, with Chinese and Latin character sets
• Supports multiple DRAM sizes: 256K × 4 bits, 1M × 4 bits, 4M × 4 bits and 2 × 1M × 4 bits with an additional decoder/demultiplexer IC
• Acquires and stores in background up to (typically) 400 pages with 1M × 4 bits external DRAM
• CCST Fastext, with capability of displaying Chinese characters on Fastext prompt row
• Meshing for reduced contrast video background in subtitles and boxes
• Full line and screen colour to all edges of screen
• Supports 625-line 50/100 Hz display modes
• Scan-locked and stand-alone sync modes; supports video-locked sync modes with external PLL
• Easy control via high level I2C-bus SAFARI commands
• Sync mode switching and picture centring via I2C-bus SAFARI commands
• Supports external decryption unit for encrypted data.
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
PHI |
16+ |
QFP |
2500 |
进口原装现货/价格优势! |
|||
PHI |
1997 |
QFP |
4750 |
原装现货海量库存欢迎咨询 |
|||
PHI |
2138+ |
QFP |
8960 |
专营BGA,QFP原装现货,假一赔十 |
|||
PHI |
23+ |
QFP |
1 |
现货库存 |
|||
PHI |
23+ |
QFP |
20000 |
全新原装假一赔十 |
|||
PHI |
2023+ |
QFP |
8800 |
正品渠道现货 终端可提供BOM表配单。 |
|||
PHI |
23+ |
QFP |
370 |
全新原装正品现货,支持订货 |
|||
PHI |
24+ |
DIP-52 |
37500 |
原装正品现货,价格有优势! |
|||
PHI |
24+ |
QFP |
35200 |
一级代理/放心采购 |
|||
PHI |
NEW |
QFP |
12300 |
代理全系列销售,全新原装正品,价格优势,长期供应,量大可订 |
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