TARGET APPLICATIONS

Refrigerator and Air Conditioner Compressors, Washing Machines Industrial Variable Speed Drives, HVAC

MOTOR TYPES

Permanent Magnet Synchronous Motors (PMSM), Brushless DC Motors (BDCM), AC Induction Motors (ACIM), Switched Reluctance Motors (SRM)

FEATURES

20 MHz Fixed-Point DSP Core

Single Cycle Instruction Execution (50 ns)

ADSP-21xx Family Code Compatibility

Independent Computational Units

ALU

Multiplier/Accumulator

Barrel Shifter

Multifunction Instructions

Single Cycle Context Switch

Powerful Program Sequencer

Zero Overhead Looping

Conditional Instruction Execution

Two Independent Data Address Generators

Memory Configuration

512 x 16-Bit Data Memory RAM

512 x 24-Bit Program Memory RAM

4K x 24-Bit Program Memory ROM

4K x 24-Bit Total Program FLASH Memory

Three Independent FLASH Memory Sectors

3584 x 24-Bit, 256 x 24-Bit, 256 x 24-Bit

Low Cost Pin-Compatible ROM Option

16-Bit Watchdog Timer

Programmable 16-Bit Internal Timer with Prescaler

Two Double Buffered Serial Ports with SPI Mode Support

Integrated Power On Reset Function

Three Phase 16-Bit PWM Generation Unit

16-Bit Center-Based PWM Generator

Programmable PWM Pulsewidth

Edge Resolution of 50 ns

Programmable Narrow Pulse Deletion

153 Hz Minimum Switching Frequency

Double/Single Update Mode Control

Individual Enable and Disable for Each PWM Output

High Frequency Chopping Mode for Transformer-Coupled Gate Drives