Intersil TW6872
The TW6872 is a triple-rate (SD/HD/3G) SDI transmitter. It receives parallel BT.656/BT.1120/ASI video data from a CMOS sensor/ISP chip. It also receives analog audio, or serial digital audio.APPLICATIONS
● SD/HD/3G-SDI CameraFEATURES
● Triple-rate (SD/HD/3G) SDI transmitter for Standard Definition (SD) and High Definition (HD), and 3G 10-bit component video● Encoding SDI standard of ITU-R BT.656/SMPTE 259M Level C, ITU-R BT.1120/SMPTE ST 292, SMPTE 424M 10-bit parallel component video inputs into 10-bit serial video output
● BT.656/BT.1120 interface for CMOS sensor/ISP chip
● Asynchronous Serial Interface (ASI) for IEC 13818-1 compliant transport streams
● Integrated 75Ω cable driver with pre/de-emphasis
● Integrated VC-2 encoder allows transmission of HD video over SD transmission lengths
● Analog audio and I2S serial audio input interfaces over ancillary field
● Digital audio with PCM encoding for embedding audio samples into the audio ancillary field of SDI stream
● Single 27MHz clock/crystal input
● Optional clock output for use as the ISP chip’s clock input to enhance overall jitter
● PRBS7/23 and video/audio pattern generator
● I2C for external micro-controller int...