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ADMC326 Datasheet(PDF) 1 Page - Analog Devices

Part No. ADMC326
Description  28-Lead ROM-Based DSP Motor Controller
Download  31 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADMC326 Datasheet(HTML) 1 Page - Analog Devices

 
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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
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
a
ADMC326
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
World Wide Web Site: http://www.analog.com
Fax: 781/326-8703
© Analog Devices, Inc., 2000
28-Lead ROM-Based
DSP Motor Controller
FUNCTIONAL BLOCK DIAGRAM
SERIAL PORT
SPORT1
9-BIT
PIO
2
8-BIT
AUX
PWM
WATCH-
DOG
TIMER
PROGRAM
ROM
4K
24
ARITHMETIC UNITS
SHIFTER
MAC
ALU
ADSP-2100 BASE
ARCHITECTURE
PROGRAM
SEQUENCER
DATA
ADDRESS
GENERATORS
DAG 1
DAG 2
MEMORY
BLOCK
PROGRAM
RAM
512
24
TIMER
6
ANALOG
INPUTS
16-BIT
3-PHASE
PWM
PROGRAM MEMORY ADDRESS
DATA MEMORY ADDRESS
DATA MEMORY DATA
PROGRAM MEMORY DATA
POR
DATA
MEMORY
512
16
VREF
TARGET APPLICATIONS
Washing Machines, Refrigerator Compressors, Fans,
Pumps, Industrial Variable Speed Drives, Automotive
MOTOR TYPES
AC Induction Motors
Permanent Magnet Synchronous Motors (PMSM)
Brushless DC Motors (BDCM)
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
4K
24-Bit Program Memory ROM
512
16-Bit Data Memory RAM
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
28-Lead SOIC or PDIP Package Options


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