TDA19978AHV/15C183

Specialized Overview

The TDA19978AHV/15C183 is a quad HDMI 1.4a compliant receiver with embedded EDID memory and auto-adaptive equalizer, supporting cable lengths up to 25 m at 2.05 gigasamples per second. It processes HDTV formats up to 1920 × 1080p at 50/60 Hz and PC formats up to UXGA (1600 × 1200p at 60 Hz). The device supports Deep Color modes in 10-bit and 12-bit resolutions with TMDS clock frequencies up to 205 MHz. Audio capabilities include S/PDIF or I2S outputs for up to eight channels at sampling rates up to 192 kHz, alongside High-Bitrate stream support up to 768 kHz. HDCP keys are stored in non-volatile OTP memory.

Specialized Feature Summary

• Quad independent HDMI inputs with embedded auto-adaptive equalizer
• Supports Deep Color processing and color gamut metadata packets
• Integrated HDCP repeater capability with secure key storage
• Flexible audio output generation including high-bitrate stream support

Specialized Applications

• High-End TV systems
• YCbCr or RGB HI-Speed video digitizers
• Projectors, plasma, and LCD TVs
• Home theater amplifiers and AVRs
• DVD recorders and HDMI splitters

Specialized Procurement Notes

Verify the specific ordering suffix against current NXP documentation to confirm package type and tape-and-reel specifications. Confirm that the HLQFP144 package dimensions match your PCB footprint requirements. Ensure compatibility with required supply voltages of 1.8 V and 3.3 V before finalizing procurement.

Specialized Selection Notes

Select this component when a multi-input HDMI sink solution is required for consumer electronics. It is suitable for designs needing simultaneous processing of multiple HDMI sources with integrated HDCP handling. Consider its power consumption characteristics for thermal management in enclosed chassis designs.

Specialized Part Context

This part belongs to the TDA19978A family of HDMI receivers manufactured by NXP Semiconductors. It serves as a digital processing interface for converting HDMI streams into RGB or YCbCr signals. The device integrates essential timing generators and audio formatters within a single CMOS chip architecture.

Specialized Replacement Considerations

Check for updated revisions of the TDA19978A series. Verify pin-to-pin compatibility if considering alternative HDMI receivers from other manufacturers. Ensure any substitute maintains support for HDMI 1.4a and HDCP 1.4 standards.