ADMCF326BRZ-REEL

Digital Signal Processor Dsp Overview

The ADMCF326BRZ-REEL is a 28-lead Flash Memory DSP Motor Controller from Analog Devices Inc. It integrates a 20 MIPS fixed-point ADSP-2171 core with motor control peripherals. Key specifications include a 50 ns instruction cycle, 4K × 24-bit program Flash memory, and 512 × 24-bit program RAM. The device features a three-phase 16-bit PWM generator, six analog inputs with an internal 2.5 V reference, and operates on a single 5 V supply within the -40°C to +85°C temperature range.

Digital Signal Processor Dsp Feature Summary

• ADSP-2171 DSP Core: 20 MIPS performance with ALU, MAC, and Barrel Shifter.
• Integrated Memory: 4K × 24-bit Program Flash, 512 × 24-bit Program RAM, and 512 × 16-bit Data RAM.
• Motor Control Peripherals: Three-phase 16-bit center-based PWM generator with programmable dead time.
• Analog Subsystem: Six-channel ADC (up to 12-bit resolution) with internal voltage reference.

Digital Signal Processor Dsp Applications

• Permanent Magnet Synchronous Motors (PMSM)
• Brushless DC Motors (BDCM)
• AC Induction Motors
• Industrial Variable Speed Drives

Digital Signal Processor Dsp Procurement Notes

Verify the SOIC-28 package configuration and REEL packaging format against specific manufacturing lot requirements. Confirm that the operating environment remains within the specified -40°C to +85°C range and that the 5 V power supply adheres to the ±5% tolerance defined in the electrical characteristics.

Digital Signal Processor Dsp Selection Notes

Select this component for applications requiring code compatibility with the ADSP-21xx family. Ensure the design supports the required 10 MHz input clock frequency to achieve the specified 20 MIPS throughput. Verify that the available GPIO pins accommodate the multiplexed functions of the serial port and auxiliary PWM outputs.

Digital Signal Processor Dsp Part Context

This part belongs to the ADMCF32x series of DSP motor controllers. It utilizes the ADSP-2171 core architecture, providing a balance of processing power and integrated motor control features. The BRZ suffix indicates a lead-free RoHS-compliant SOIC package variant.

Digital Signal Processor Dsp Replacement Considerations

Direct pin-compatible replacements are not explicitly listed in the provided documentation. Consider other members of the ADSP-21xx or ADMCxxx families if architectural compatibility is required, but verify peripheral integration differences carefully.