LA7945中文资料三洋数据手册PDF规格书
LA7945规格书详情
Overview
The LA7945N extracts the closed caption signal overlapped in the video signal vertical retrace period and transfers the data and clock signal to a decoder IC. This IC requires the use of either an add-on type decoder, such as the LC7458B or 7457A (for I2C), or a microcontroller type decoder, such as the LC8640XX.
特性 Features
• Adoption of a dual loop AFC allows the LA7945N to stably extract the caption signal.
• Provides the pulse outputs required by caption decoder ICs.
Functions
• Synchronization separation.
• VCO
• Vertical countdown.
• Horizontal countdown.
• Data slicing.
• Dual loop AFC.
• Field discrimination.
• Lock detection
• Vertical/horizontal pulse output.
产品属性
- 型号：
LA7945
- 制造商：
SANYO
- 制造商全称：
Sanyo Semicon Device
- 功能描述：
Closed Caption Signal(US specifications) Extraction IC
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
SANYO |
2016+ |
QFP80 |
6000 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
SANYO |
22+ |
SIP |
20000 |
公司只做原装 品质保证 |
询价 | ||
SANYO/三洋 |
2450+ |
DIP |
6540 |
只做原厂原装正品现货或订货!终端工厂可以申请样品! |
询价 | ||
DLP |
23+ |
BGAQFP |
8659 |
原装公司现货!原装正品价格优势. |
询价 | ||
SANYO |
25+23+ |
QFP1 |
36821 |
绝对原装正品全新进口深圳现货 |
询价 | ||
SANYO/三洋 |
22+ |
ZIP |
8000 |
原装正品支持实单 |
询价 | ||
SANYO |
25+ |
SIP10 |
18000 |
原厂直接发货进口原装 |
询价 | ||
SANYO |
22+ |
DIP |
5000 |
原装现货库存.价格优势!! |
询价 | ||
SANYO |
2025+ |
ZIP |
4865 |
全新原厂原装产品、公司现货销售 |
询价 | ||
SANYO |
23+ |
SIP10 |
5000 |
原装正品,假一罚十 |
询价 |
