TDA19978AHV15C183,

Specialized Overview

The TDA19978A is a quad HDMI 1.4a compliant receiver with embedded EDID memory and auto-adaptive equalizer. It supports resolutions up to 1080p HDTV, WUXGA, and UXGA, including Deep Color processing at 10-bit or 12-bit per color. The device features four independent HDMI inputs operating up to 205 MHz TMDS clock frequency. Audio capabilities include S/PDIF or I2S outputs supporting sampling rates up to 192 kHz and High-Bitrate streams up to 768 kHz. Power consumption reaches 1.13 W in active mode at 1080p/60 Hz. The component utilizes a lead-free HLQFP144 package.

Specialized Feature Summary

• Quad HDMI input architecture with embedded auto-adaptive equalizer for signal integrity
• Supports HDCP 1.4 content protection with non-volatile OTP key storage
• Integrated audio formatting with support for multi-channel SACD, DSD, and HBR streams
• Configurable video output formats including RGB and YCbCr with adjustable timing

Specialized Applications

• High-end television sets
• Home theater amplifiers and AVRs
• Projectors and LCD/Plasma displays
• DVD recorders and HDMI splitters

Specialized Procurement Notes

Verify the specific ordering suffix against the manufacturer's current product status documentation. Confirm that the HLQFP144 package dimensions and thermal pad requirements match the target PCB layout specifications. Ensure compliance with RoHS directives and check for any end-of-life notifications prior to finalizing design-in decisions.

Specialized Selection Notes

Select this component for designs requiring multiple simultaneous HDMI sources without external multiplexing. Verify that the host processor can interface via the I2C-bus for configuration. Ensure the system power supply rails meet the specified 1.8 V and 3.3 V requirements. Consider the maximum clock frequencies when designing the digital output interfaces.

Specialized Part Context

This part belongs to NXP's HDMI receiver family designed for consumer electronics. It integrates video decoding, audio extraction, and HDCP handling into a single CMOS solution. The device simplifies board design by combining the receiver interface with digital processing capabilities, reducing the need for external controllers.

Specialized Replacement Considerations

Check for updated revisions within the TDA19978A series. Verify pin-to-pin compatibility if considering alternative quad-input HDMI receivers from other manufacturers.