The recommended power-up sequence is to apply power to the analog supply (AVDD) first, followed by the digital supply (DVDD), and then the clock signal. This ensures proper initialization of the device.
The TVP5146M2IPFP can be configured for different video formats using the I2C interface. The device has several registers that control the video format, such as the video standard, resolution, and pixel clock frequency. Consult the datasheet for the specific register settings for your desired video format.
The TVP5146M2IPFP supports clock frequencies up to 148.5 MHz, which corresponds to a maximum pixel clock frequency of 297 MHz.
The TVP5146M2IPFP has a built-in thermal shutdown feature that shuts down the device when it exceeds a certain temperature threshold. To handle this feature, ensure proper heat sinking and airflow around the device, and monitor the TSD (thermal shutdown) pin to detect when the device has shut down due to overheating.
To ensure proper operation and minimize noise, follow the recommended layout and routing guidelines in the datasheet, including keeping the analog and digital supplies separate, using a solid ground plane, and minimizing trace lengths and impedance mismatches.
TVP5146M2IPFP datasheet
by Texas Instruments
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