參數(shù)資料
型號： ADMC401BSTZ
廠商： Analog Devices Inc
文件頁數(shù)： 1/60頁
文件大?。?/td> 0K
描述： IC DSP 8CH 12BIT MOTCTRL 144LQFP
標準包裝： 1
系列： 電機控制
類型： 定點
接口： 串行端口
時鐘速率： 26MHz
非易失內(nèi)存： ROM（6 kB）
芯片上RAM： 8kB
電壓 - 輸入/輸出： 5.00V
電壓 - 核心： 5.00V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 144-LQFP
供應(yīng)商設(shè)備封裝： 144-LQFP（20x20）
包裝： 托盤
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
ADMC401
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
REV. B
Single-Chip, DSP-Based
High Performance Motor Controller
FUNCTIONAL BLOCK DIAGRAM
ARITHMETIC UNITS
SHIFTER
MAC
ALU
MEMORY
SPORT 1
INTERVAL
TIMER
DM
RAM
1K
16
PM
ROM
2K
24
PM
RAM
2K
24
INTERRUPT
CONTROLLER
ENCODER
INTERFACE
8 CHANNEL
12-BIT ADC
26 MIPS DSP CORE
SERIAL PORTS
PROGRAM
SEQUENCER
DATA
ADDRESS
GENERATORS
DAG 1
DAG 2
PROGRAM MEMORY ADDRESS
DATA MEMORY ADDRESS
PROGRAM MEMORY DATA
DATA MEMORY DATA
SPORT 0
WATCH-
DOG
TIMER
EVENT
CAPTURE
UNIT
DIGITAL
I/O
UNIT
EXTERNAL
ADDRESS
BUS
EXTERNAL
DATA
BUS
PRECISION
VOLTAGE
REFERENCE
16-BIT
PWM
GENERATION
POWER-
ON
RESET
MOTOR CONTROL
PERIPHERALS
2 CHANNEL
AUXILIARY
PWM
FEATURES
26 MIPS Fixed-Point DSP Core
Single Cycle Instruction Execution (38.5 ns)
ADSP-21xx Family Code Compatible
16-Bit Arithmetic and Logic Unit (ALU)
Single Cycle 16-Bit
16-Bit Multiply and Accumulate
Into 40-Bit Accumulator (MAC)
32-Bit Shifter (Logical and Arithmetic)
Multifunction Instructions
Single Cycle Context Switch
Zero Overhead Looping
Conditional Instruction Execution
Two Independent Data Address Generators
Memory Configuration
2K
24-Bit Internal Program Memory RAM
2K
24-Bit Internal Program Memory ROM
1K
16-Bit Internal Data Memory RAM
14-Bit Address Bus and 24-Bit Data Bus for External
Memory Expansion
High Resolution Multichannel ADC
12-Bit Pipeline Flash Analog-to-Digital Converter
Eight Dedicated Analog Inputs
Simultaneous Sampling Capability
All Eight Inputs Converted in <2
s
4.0 V p-p Input Voltage Range
PWM Synchronized or External Convert Start
Internal or External Voltage Reference
Out-of-Range Detection
Voltage Reference
Internal 2.0 V
2.0% Voltage Reference
Three-Phase 16-Bit PWM Generation Unit
Programmable Switching Frequency, Dead Time and
Minimum Pulsewidth
Edge Resolution of 38.5 ns
One or Two Updates per Switching Period
Hardware Polarity Control
Individual Enable/Disable of Each Output
High Frequency Chopping Mode
Dedicated Shutdown Pin (
PWMTRIP)
Additional Shutdown Pins in I/O System
High Output Sink and Source Capability (10 mA)
Incremental Encoder Interface Unit
Quadrature Rates to 17.3 MHz
Programmable Filtering of Encoder Inputs
Alternative Frequency and Direction Mode
Two Registration Inputs to Latch Count Value
Optional Hardware Reset of Counter
Single North Marker Mode
Count Error Monitor Function
Dedicated 16-Bit Loop Timer (Periodic Interrupts)
Companion Encoder Event (1/T) Timer
(Continued on Page 14)
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