參數(shù)資料
型號(hào)： DS1869
廠商： Maxim Integrated Products, Inc.
英文描述： 3V Dallastat Electronic Digital Rheostat(3V達(dá)拉斯電子數(shù)字電阻器)
文件頁數(shù)： 1/44頁
文件大?。?/td> 361K
代理商： DS1869
REV. 0
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
ADSP-2106x SHARC
DSP Mcrocomputer Famly
ADSP-21061/ADSP-21061L
240-Lead PQFP Package
Pin-Compatible with ADSP-21060 (4 Mbit) and
ADSP-21062 (2 Mbit)
Flexible Data Formats and 40-Bit Extended Precision
32-Bit Single-Precision and 40-Bit Extended-Precision
IEEE Floating-Point Data Formats
32-Bit Fixed-Point Data Format, Integer and Fractional,
with 80-Bit Accumulators
Parallel Computations
Single-Cycle Multiply and ALU Operations in Parallel with
Dual Memory Read/Writes and Instruction Fetch
Multiply with Add and Subtract for Accelerated FFT
Butterfly Computation
1024-Point Complex FFT Benchmark: 0.37 ms (18,221 Cycles)
1 Megabit Configurable On-Chip SRAM
Dual-Ported for Independent Access by Core Processor
and DMA
Configurable as 32K Words Data Memory (32-Bit), 16K
Words Program Memory (48-Bit) or Combinations of
Both Up to 1 Mbit
Off-Chip Memory Interfacing
4-Gigawords Addressable (32-Bit Address)
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., 1998
SUMMARY
High-Performance Signal Computer for Speech, Sound,
Graphics and Imaging Applications
Super Harvard Architecture Computer (SHARC)—
Four Independent Buses for Dual Data, Instructions,
and I/O
32-Bit IEEE Floating-Point Computation Units—
Multiplier, ALU and Shifter
1 Megabit On-Chip SRAM Memory and Integrated I/O
Peripherals—A Complete System-On-A-Chip
Integrated Multiprocessing Features
KEY FEATURES
50 MIPS, 20 ns Instruction Rate, Single-Cycle Instruction
Execution
120 MFLOPS Peak, 80 MFLOPS Sustained Performance
Dual Data Address Generators with Modulo and Bit-
Reverse Addressing
Efficient Program Sequencing with Zero-Overhead
Looping: Single-Cycle Loop Setup
IEEE J TAG Standard 1149.1 Test Access Port and
On-Chip Emulation
SHARC is a registered trademark of Analog Devices, Inc.
Figure 1. ADSP-21061/ADSP-21061L Block Diagram
6
4
6
IOP
REGISTERS
(
MEMORY MAPPED)
CONTROL,
STATUS &
DATA BUFFERS
I/O PROCESSOR
TIMER
INSTRUCTION
CACHE
32 x 48-BIT
ADDR
DATA
DATA
DATA
ADDR
ADDR
DATA
ADDR
TWO INDEPENDENT
DUAL-PORTED BLOCKS
PROCESSOR PORT
I/O PORT
B
B
JTAG
TEST &
EMULATION
7
HOST PORT
ADDR BUS
MUX
IOA
17
IOD
48
MULTIPROCESSOR
INTERFACE
DUAL-PORTED SRAM
EXTERNAL
PORT
DATA BUS
MUX
48
32
24
PM ADDRESS BUS
DM ADDRESS BUS
PM DATA BUS
DM DATA BUS
BUS
CONNECT
(PX)
DATA
REGISTER
FILE
16 x 40-BIT
BARREL
SHIFTER
ALU
MULTIPLIER
DAG1
8 x 4 x 32
32
48
40/32
CORE PROCESSOR
DMA
CONTROLLER
PROGRAM
SEQUENCER
8 x 4 x 24
SERIAL PORTS
(2)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1869-010 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Digital Potentiometer
DS1869-050 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Digital Potentiometer
DS1869-10 功能描述:數(shù)字電位計(jì) IC RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲(chǔ)器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
DS1869-10+ 功能描述:數(shù)字電位計(jì) IC 3V Dallastat Digital Rheostat RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲(chǔ)器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
DS1869-100 功能描述:數(shù)字電位計(jì) IC RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲(chǔ)器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
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