MC144144P中文资料摩托罗拉数据手册PDF规格书
MC144144P规格书详情
Enhanced Closed-Caption Decoder CMOS
The MC144144 is a Line 21 closed–caption decoder for use in television receivers or set–top decoders conforming to the NTSC standard. Capability for processing and displaying all of the latest standard Line 21 closed–caption format transmissions is included. The device requires a closed–caption encoded composite video signal, a horizontal sync signal, and an external keyer to produce captioned video. RGB and box signal outputs are provided, which along with the mode select, allow simple interfacing to either color or black–and–white TV receivers.
• Conforms to FCC Report and Order as Amended by the Petition for
Reconsideration on Gen. Doc. 91–1
• Conforms to EIA–608 for XDS Data Structure
• Supports Four Different Data Channels for Field 1 and Five Different Data
Channels for Field 2, Time Multiplexed within the Line 21 Data Stream:
Captions Utilizing Languages 1 and 2, Text Utilizing Languages 1 and 2
and XDS Support
• Output Logic Provides Hardware Underline Control and Italics Slant Generation
• Single Supply, Operating Voltage Range: 4.75 to 5.25 V
• Supply Current: 20 mA (Preliminary)
• Operating Temperature Range: 0 to 70°C
• Composite Video Input Range: 0.7 to 1.4 V p–p
• Horizontal Input Polarity: Either Positive or Negative
• Internal Timing and Sync Signals Derived from On–Chip VCO
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MOTOROLA/摩托罗拉 |
23+ |
DIP |
13000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | ||
MOTOROLA/摩托罗拉 |
25+ |
DIP16 |
1413 |
全新原装正品支持含税 |
询价 | ||
MOTOROLA/摩托罗拉 |
23+ |
DIP-16 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
MOTOROLA/摩托罗拉 |
2447 |
DIP |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
MOTOROLA |
DIP |
8650 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
MOTOROLA/摩托罗拉 |
22+ |
DIP-16 |
14008 |
原装正品 |
询价 | ||
ON |
23+ |
DIP16 |
3880 |
正品原装货价格低 |
询价 | ||
24+ |
3000 |
公司现货 |
询价 | ||||
MOT |
77+ |
DIP16P |
18 |
原装现货海量库存欢迎咨询 |
询价 | ||
MOT |
NEW |
DIP |
9526 |
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 |
询价 |


