SAF7751HN/N208ZK

Digital Signal Processor Dsp Overview

The SAF7751HN/N208ZK is an audio DSP from the NXP SAF775x series, designed for AM/FM/DAB dual-tuner applications with integrated audio post-processing. It utilizes RFCMOS technology and features a dedicated E7a DSP providing over 450MHz of audio processing capability. The device supports digital radio standards including HD, DAB, and DRM, offering flexible audio routing for multiple inputs and outputs via digital and analog interfaces.

Digital Signal Processor Dsp Feature Summary

• Dual high-sensitivity on-chip tuners supporting WB-AM/FM/HD and FM/HD paths
• Integrated core audio processing with PEQ, GEQ, delay lines, and compressors
• Support for digital broadcast standards including HD Radio, DAB, and DRM
• Rich interface set including ADC/DAC, I²S, TDM, BBI2S, I²C, SPI, and S/PDIF

Digital Signal Processor Dsp Applications

• Mid-range and high-end automotive entertainment head units
• Digital radio receivers requiring AM/FM/DAB reception
• Audio systems needing advanced post-processing and flexible routing

Digital Signal Processor Dsp Part Context

This component belongs to the SAF775x family of car DSPs. The specific suffix N208 indicates the ROM code version. The HN package variant typically denotes a tray or reel configuration depending on the full ordering code, distinct from the EL variant. These devices are engineered for robust performance in automotive environments using specialized RFCMOS processes.