The built-in High-bandwidth Digital Content Protection (HDCP) decryption engine secures the digital link for transmission of valuable high-definition video and audio. Each SiI9125 is pre-programmed with unique HDCP keys, providing an extremely high level of security while reducing manufacturing complexity and cost.
SiI9125 主要特性：
Industry-Standard Compliance
HDMI 1.3 • EIA/CEA-861D
DVI 1.0 • HDCP 1.1
Digital Video Input / Output
Dual integrated HDMI 1.3 cores
Supports DTV resolutions up to 1080p @60Hz or 720p/1080i @ 120Hz with 36-bit
color depth
Flexible digital video interface:
- 24/30/36-bit RGB/YCbCr 4:4:4
- 16/20/24-bit YCbCr 4:2:2
- 8/10/12-bit YCbCr 4:2:2 (ITU-R BT.656)
- 12/15/18-bit digital media output interface
Integrated RGB Color Space Converter for both RGB-to-YCbCr and YCbCr-to-RGB
(both 601 and 709) with true 12-bit accurate data using 14-bit processing
4:2:2__ 4:4:4 converter with 12-bit accurate data using 14-bit processing
Power Management
1.8V core provides low-power operation
Flexible power-down modes
System Operation
Register-programmable via slave I2C interface
Auto video mode simplifies design
Auto audio mode allows more robust system
Flexible interrupt registers with interrupt pin Digital Audio Output
Industry-standard S/PDIF and I2C output
Supports 2-channel 32-192kHz stereo audio
Programmable I2S output supports numerous low-cost audio DACs
Supports IEC60958 2-channel PCM
Capable of receiving IEC61937 compressed audio (Dolby® Digital, DTS, etc.) Content Protection
Integrated HDCP cipher engine
Built-in HDCP BIST
Pre-programmed HDCP keys:
- Simplify manufacturing process
- Provide extremely secure solution
- Lower system, manufacturing costs
Built-in HDCP self-test
图3。SiI9125电路方框图
图4。SiI9125系统方框图
上一页 [1] [2]
本文关键字：解决方案 电工文摘，电工技术 - 电工文摘
