产品名称：【供应】DVB-T数字电视usb主控IC EM2880 详细说明：
EM2880是禾瑞亚公司的一款针对DVB-T电视棒出的USB主控芯片.| EM2880 USB2.0 Video Controller is a highly integrated IC that provides a cost-effective solution for both digital and analog TV and video capture application. EM2880 is the bus powered device that providing application of such a system can be Analog and Digital PCTV, Camcorder video capture and editing and many USB 2.0 video devices. The major blocks as following: | ||
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DVB-T, ATSC, PAL, NTSC and SECAM streaming engine Video/Audio Input Port | |
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USB 2.0 Transceiver | |
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VBI Engine | |
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GPIO, Two Wire Serial Bus, AC 97 and IIS Interface | |
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USB 2.0 Serial Interface Engine | |
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Color Enhancement | |
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Remote controller | |
| No external memory required | |
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Flexible Video Input Port |
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Support HDTV up 1080i (1920 x 1080) |
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Support Bayer RGB format |
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Interlace and non-interlace video |
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CCIR-601 4:2:2 YUV with external sync and field ID |
| CCIR-656 YUV with embedded sync and field ID | |
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Transport Stream Interface |
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8-bit parallel transport stream input port |
| 1-bit serial transport stream input port | |
| Interface with DVB-T or ATSC demodulator | |
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Bayer RGB Color Processor |
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Black clamping |
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Gamma correction |
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Bayer pattern filtering |
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Gain and offset adjustment in RGB space |
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9-window image statistics collection for auto exposure and auto white balance |
| Defect pixel compensation | |
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YUV Color Processor |
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Gain and offset adjustment in YUV space |
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Sharpness enhancement |
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Video Scaler |
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Random-ratio down scaling in X and Y directions |
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High fidelity color reproduction by the scaler |
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VBI Capture |
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Raw VBI capture |
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Sliced VBI capture |
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Audio Interface |
| Support AC97 CODEC | |
| Support I2S device | |
| Software direct access to AC97 CODEC registers | |
| Support audio sample rates of 48K, 44.1K, 32K, 22.05K, and 8K. | |
| Support USB Audio Class control and streaming | |
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Remote Controller Infrared Sensor Interface |
| Support NEC and RC5 remote control protocols | |
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USB Port |
| Integrated USB 2.0 PHY with High-Speed and Full-Speed Transceivers | |
| Second generation USB 2.0 PHY with reduced power | |
| USB 2.0 and 1.1 compliant | |
| Support Iso-chronous audio pipe up to 0.2 MB/sec | |
| Support Iso-chronous video pipe up to 30 MB/sec | |
| Support Iso-chronous transport stream pipe up to 3 MB/sec | |
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EEPROM Interface |
| Support 256, 512, 1024 or 2048-byte 2-wire serial EEPROM | |
| Use EEPROM to store chip configurations and USB descriptors | |
| Customized Vendor ID and Product ID | |
| Customized Vendor String, Product String, and Serial Number String | |
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Miscellaneous |
| 2-wire serial bus to program front-end video/audio devices | |
| Power-down control to front-end video/audio devices | |
| 8 General-Purposed I/O ports | |
| Additional 4 general-purposed output ports for EM2880 | |
| Snap shot button input | |
| LED control output | |
| 0.22 micron, 2.5V Core, 3.3V I/O CMOS process | |
| 80-pin LQFP package | |
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