AD21489WBSWZ4B02

Overview

The AD21489WBSWZ4B02 is a SHARC processor from Analog Devices, operating at a maximum clock frequency of 450 MHz. It features a single-core SIMD architecture supporting 32-bit and 40-bit floating-point arithmetic. The device includes 5 Mbits of on-chip RAM and 4 Mbits of on-chip ROM. It operates with a core voltage of 1.1 V and an I/O voltage of 3.3 V. The component is housed in a 176-lead LQFP_EP package and is qualified to AEC-Q100 standards for automotive applications.

Feature Summary

• High-performance 32/40-bit floating-point SIMD computational engine
• Integrated audio-centric peripherals including S/PDIF transceiver and asynchronous sample rate converters
• Variable Instruction Set Architecture (VISA) for code optimization
• AEC-Q100 qualification for automotive environments

Applications

• Automotive audio processing systems
• Industrial control applications
• High-performance audio decoding

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current data sheet to confirm pinout and feature configuration. Confirm availability status directly with authorized distributors as supply conditions may vary.

Selection Notes

Select this model for designs requiring 450 MHz processing speed and 5 Mbits of internal memory. Ensure the 176-lead LQFP_EP package fits the PCB layout constraints. Verify that the system supports the required 1.1 V core and 3.3 V I/O power domains.

Part Context

This part belongs to the ADSP-2148x family of fourth-generation SHARC processors. It shares source code compatibility with previous SHARC generations and offers hardware accelerators for FIR, IIR, and FFT operations to enhance system performance.

Replacement Considerations

ADSP-21489BSWZ-4B is listed as a similar part number within the same product family.