參數(shù)資料
型號(hào)： ADMC331BST
廠商： ANALOG DEVICES INC
元件分類： 數(shù)字信號(hào)處理
英文描述： Single Chip DSP Motor Controller
中文描述： 0-BIT, 16.384 MHz, OTHER DSP, PQFP80
封裝： PLASTIC, TQFP-80
文件頁(yè)數(shù)： 1/36頁(yè)
文件大小： 248K
代理商： ADMC331BST
REV. B
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
ADMC331
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
Single Chip DSP
Motor Controller
FUNCTIONAL BLOCK DIAGRAM
ARITHMETIC UNITS
SHIFTER
MAC
ALU
MEMORY
SPORT 1
TIMER
DATA
RAM
1K
16
PROGRAM
ROM
2K 24
PROGRAM
RAM
2K 24
WATCH-
DOG
TIMER
24-BIT
PIO
16-BIT
3-PHASE
PWM
7
ANALOG
INPUTS
2 8 BIT
AUX
PWM
ADSP-2100 BASE
ARCHITECTURE
SERIAL PORTS
SPORT 0
PROGRAM
SEQUENCER
DATA
ADDRESS
GENERATORS
DAG 1
DAG 2
PROGRAM MEMORY ADDRESS
DATA MEMORY ADDRESS
PROGRAM MEMORY DATA
DATA MEMORY DATA
TARGET APPLICATIONS
Washing Machines, Refrigerator Compressors, Fans,
Pumps, Industrial Variable Speed Drives
FEATURES
26 MIPS Fixed-Point DSP Core
Single Cycle Instruction Execution (38.5 ns)
ADSP-2100 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 Generator
Memory Configuration
2K 24-Bit Program Memory RAM
2K 24-Bit Program Memory ROM
1K 16-Bit Data Memory RAM
Three-Phase 16-Bit PWM Generator
16-Bit Center-Based PWM Generator
Programmable Deadtime and Narrow Pulse Deletion
Edge Resolution to 38.5 ns
198 Hz Minimum Switching Frequency
Double/Single Duty Cycle Update Mode Control
Programmable PWM Pulsewidth
Suitable for AC Induction and Synchronous Motors
Special Signal Generation for Switched Reluctance
Motors
Special Crossover Function for Brushless DC Motors
Individual Enable and Disable for all PWM Outputs
High Frequency Chopping Mode for Transformer
Coupled Gate Drives
Hardwired Polarity Control
External
PWMTRIP
Pin
Seven Analog Input Channels
Acquisition Synchronized to PWM Switching
Frequency
Conversion Speed Control
24 Bits of Digital I/O Port
Bit Configurable as Input or Output
Change of State Interrupt Support
Two 8-Bit Auxiliary PWM Timers
Synchronized Analog Output
Programmable Frequency
0% to 100% Duty Cycle
(Continued on page
7)
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