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ADMCF340 Arkusz danych(PDF) 1 Page - Analog Devices |
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ADMCF340 Arkusz danych(HTML) 1 Page - Analog Devices |
1 / 40 page REV. A Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. A ADMC(F)340 One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781/329-4700 www.analog.com Fax: 781/326-8703 © Analog Devices, Inc., 2002 DashDSP® 64-Lead Flash and ROM Memory Mixed-Signal DSP with Enhanced Analog Front End a FUNCTIONAL BLOCK DIAGRAM VREF 2.5V MEMORY BLOCK PROGRAM ROM 4K 24 PROGRAM FLASH 4K 24 PROGRAM RAM 512 24 DATA MEMORY 512 16 ANALOG INPUTS 16-BIT THREE- PHASE PWM TIMER SERIAL PORT SPORT 0 PIO 2 16-BIT AUX PWM WATCH- DOG TIMER ADSP-21xx BASE ARCHITECTURE DATA ADDRESS GENERATORS DAG 1 DAG 2 PROGRAM SEQUENCER ARITHMETIC UNITS SHIFTER MAC ALU PROGRAM MEMORY ADDRESS DATA MEMORY ADDRESS PROGRAM MEMORY DATA DATA MEMORY DATA SPORT 1 MOTOR CONTROL PERIPHERALS ADC SUBSYSTEM SHA 3 10 TIMERS 6 POR ISENSE AMP AND TRIP 2 25 7 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 2 Independent Data Address Generators DashDSP is a registered trademark of Analog Devices, Inc. Memory Configuration 512 16-Bit Data Memory RAM 512 24-Bit Program Memory RAM 4K 24-Bit Program Memory ROM 4K 24-Bit Total Program FLASH Memory (ADMCF340 only) 3 Independent FLASH Memory Sectors 3584 24 Bit, 256 24 Bit, 256 24 Bit Low Cost Pin Compatible ROM Option 16-Bit Watchdog Timer Programmable 16-Bit Internal Timer with Prescaler 2 Double Buffered Serial Ports with SPI Mode Support Integrated Power-On Reset Function 3-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 (continued on page 8) |
Podobny numer części - ADMCF340_15 |
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Podobny opis - ADMCF340_15 |
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