ADSP-21366KBCZ-1AR

Digital Signal Processor Dsp Overview

The ADSP-21366KBCZ-1AR is a high-performance 32-bit/40-bit floating-point SHARC processor optimized for automotive audio applications. It features a Single-Instruction, Multiple-Data (SIMD) architecture with two computational units delivering up to 2 GFLOPS at a core instruction rate of 333 MHz. The device integrates 3 Mbits of on-chip SRAM and 4 Mbits of mask-programmable ROM. Key peripherals include an S/PDIF receiver/transmitter, eight channels of asynchronous sample rate converters (SRC), sixteen PWM outputs, and a Digital Applications Interface (DAI). It supports IEEE single-precision and extended-precision floating-point formats alongside 32-bit fixed-point data.

Digital Signal Processor Dsp Feature Summary

• SIMD Computational Engine: Two parallel processing elements (PEX and PEY) each containing an ALU, multiplier, and shifter for high-throughput signal processing.
• On-Chip Memory: 3 Mbits of internal SRAM and 4 Mbits of internal ROM, configurable for code and data storage with single-cycle independent access.
• Digital Audio Interface (DAI): Includes S/PDIF transceiver, 8-channel SRC, Precision Clock Generators (PCG), Input Data Port (IDP), and flexible Signal Routing Unit (SRU).
• Peripheral Connectivity: Six full-duplex serial ports, two SPI-compatible interfaces, 16 PWM outputs, and an 8-bit/16-bit parallel port.

Digital Signal Processor Dsp Applications

• High-performance automotive audio processing systems
• Digital signal processing requiring SIMD operations such as FIR/IIR filters and FFTs
• Audio decoding and post-processing applications utilizing ROM-based algorithms
• Motor and engine control via programmable PWM waveform generation

Digital Signal Processor Dsp Procurement Notes

Verify the specific suffix KBCZ-1AR against the manufacturer's current ordering guide to confirm package type (LQFP_EP or CSP_BGA), temperature range, and boot configuration options. Ensure compatibility with existing development tools and JTAG emulation hardware for debugging and boundary scan operations.

Digital Signal Processor Dsp Selection Notes

Select this model for applications requiring source code compatibility with the broader SHARC family (ADSP-2126x/2116x) while needing dedicated audio peripherals like S/PDIF and SRC. Compare memory configurations and peripheral availability against other family members (e.g., ADSP-21362/21365) if DTCP security or specific decoder support is not required.

Digital Signal Processor Dsp Part Context

This component belongs to the ADSP-2136x family of SHARC processors, which are code-compatible with previous generations like the ADSP-2126x. The family shares a common SIMD core architecture but varies in peripheral sets and memory sizes. The ADSP-21366 specifically includes audio-centric features such as the S/PDIF interface and SRC, distinguishing it from non-audio variants within the same series.

Digital Signal Processor Dsp Replacement Considerations

Direct functional substitutes within the SHARC family include the ADSP-21362 and ADSP-21365, which share similar core architectures and memory sizes but differ in peripheral availability such as DTCP support and SRC SNR performance. Cross-family replacement requires verification of assembly-level code compatibility and peripheral mapping.