Analog Devices Inc. ADSP1802 SHARC® Processors

Analog Devices ADSP1802 SHARC® Processors are digital signal processors (DSP) with the ADI Super Harvard Architecture Single-Chip Computer (SHARC). The ADSP1802 DSPs are 32-bit/40-bit floating point processors optimized for high-performance audio applications. The devices feature large on-chip RAM, multiple internal buses to eliminate I/O bottlenecks, and an innovative digital applications interface (DAI).

Features

  • High-performance 32-bit/40-bit floating-point processor for audio processing
  • SIMD computational architecture
  • On-chip memory
    • 5Mb L1 on-chip RAM
    • 8Mb L2 RAM
  • DAI
    • 8 SPORTs
    • 4 PCGs
    • 1 S/PDIF transceiver
    • 4 ASRCs with -140dB SNR performance
    • 1 IDP/PDAP
    • 1 DAI SRU
  • DPI
    • 2 SPIs
    • 1 UART
    • 12 flags
    • 1 TWI
    • 3 PWM modules (PWM1, PWM2, and PWM3)
    • 2 general-purpose timers
    • 1 DPI SRU2
  • Maximum instruction rate up to 400MHz
  • Supports VISA
  • Supports FIR, IIR, FFT accelerator
  • 1 thermal diode
  • AEC-Q100 qualified for automotive applications

Applications

  • Audio and acoustic processing in the 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

FUNCTIONAL BLOCK DIAGRAM

Block Diagram - Analog Devices Inc. ADSP1802 SHARC® Processors
Publicado: 2024-10-24 | Actualizado: 2024-11-14