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ADMCF327

Part Number	ADMCF327
Manufacturer	Analog Devices
Description	28-Lead Flash Memory DSP Switched Reluctance Motor Controller
Published	Mar 23, 2005
Detailed Description	a MOTOR TYPE Switched Reluctance Motors (SR) 28-Lead Flash Memory DSP Switched Reluctance Motor Controller ADMCF327 Thr...
Datasheet	ADMCF327 PDF File

Overview

a MOTOR TYPE Switched Reluctance Motors (SR) 28-Lead Flash Memory DSP Switched Reluctance Motor Controller ADMCF327 Three-Phase 16-Bit PWM Generator 16-Bit Center-Based PWM Generator Programmable Dead Time and Narrow Pulse Deletion Edge Resolution to 50 ns 150 Hz Minimum Switching Frequency Double/Single Duty Cycle Update Mode Control Programmable PWM Pulsewidth Special Crossover Function for Brushless DC Motors Individual Enable and Disable for Each PWM Output High Frequency Chopping Mode for Transformer Coupled Gate Drives External PWMTRIP Pin Integrated ADC Subsystem Six Analog Inputs Acquisition Synchronized to PWM Switching Frequency Internal Voltage Reference 9-Pin Digital I/O Port Bit Conﬁgurable as Input or Output Change of State Interrupt Support Two 8-Bit Auxiliary PWM Timers Synthesized Analog Output Programmable Frequency 0% to 100% Duty Cycle Two Programmable Operational Modes Independent Mode/Offset Mode 16-Bit Watchdog Timer Programmable 16-Bit Internal Timer with Prescaler Double Buffered Synchronous Serial Port Hardware Support for UART Emulation Integrated Power-On Reset Function Options 28-Lead SOIC Package TARGET APPLICATIONS Washing Machines, Refrigerator Compressors, Fans, Pumps, Industrial Variable Speed Drives FEATURES 20 MIPS Fixed-Point DSP Core Single Cycle Instruction Execution (50 ns) ADSP-21xx Family Code Compatible 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 ؋ 24-Bit Program Memory RAM 512 ؋ 16-Bit Data Memory RAM 4K ؋ 24-Bit Program Memory ROM 4K ؋ 24-Bit Program Flash Memory Three Independent Programmable Sectors Security Lock Bit 10K Erase/Program Cycles FUNCTIONAL BLOCK DIAGRAM ADSP-2100 BASE ARCHITECTURE DATA ADDRESS GENERATORS DAG 1 DAG 2 MEMORY BLOCK PROGRAM ROM 4K ؋ 24 PROGRAM RAM 512 ؋ 24 PROGRA...

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