SHARC Processor

The ADSP1802 is a digital signal processor (DSP) that features Analog Devices, Inc. Super Harvard Architecture Single-Chip Computer (SHARC). The ADSP1802 is a 32-bit/40-bit floating point processor optimized for high performance audio applications with large on-chip RAM, multiple internal buses to eliminate I/O bottlenecks, and features an innovative digital applications interface (DAI).

Applications

* Audio and acoustic processing in cabin, including active sound design, advanced chime, hands free and voice preprocessing, active noise cancellation, and audio path management.

* Audio processing in consumer applications, including UI communication, professional audiovisual, hearables, and home theaters.

* Intelligent buildings with security and surveillance.

* High performance 32-bit/40-bit floating-point processor for high performance audio processing

* SIMD computational architecture

* On-chip memory

* 5 Mb L1 on-chip RAM

* 8 Mb L2 RAM

* Maximum instruction rate up to 400 MHz

* Supports VISA

* Supports FIR, IIR, FFT accelerator

* DAI

* 8 SPORTs

* 4 PCGs

* 1 S/PDIF transceiver

* 4 ASRCs with −140 dB SNR performance

* 1 IDP/PDAP

* 1 DAI SRU