Datasheet > 微控制器和处理器 > 数字信号处理器> ADSP-21990BST

ADSP-21990BST

更新时间： 2024-11-10 23:04:19

品牌	Logo	应用领域
亚德诺 - ADI		微控制器和处理器外围集成电路数字信号处理器时钟
页数	文件大小	规格书
44页	556K
描述
Mixed Signal DSP Controller

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数据手册
替代型号

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ADSP-21990BST 数据手册

Mixed Signal DSP Controller

ADSP-21990

Three Phase 16-Bit Center Based PWM Generation Unit

with 12.5 ns Resolution at 160 MHz Core Clock (CCLK)

Rate

KEY FEATURES

ADSP-219x, 16-Bit, Fixed Point DSP Core with up to

160 MIPS Sustained Performance

8K Words of On-Chip RAM, Configured as 4K Words On-

Chip 24-Bit Program RAM and 4K Words On-Chip

16-Bit Data RAM

Dedicated 32-Bit Encoder Interface Unit with

Companion Encoder Event Timer

Dual 16-Bit Auxiliary PWM Outputs

16 General-Purpose Flag I/O Pins

Three Programmable 32-Bit Interval Timers

SPI Communications Port with Master or Slave

Operation

Synchronous Serial Communications Port (SPORT)

Capable of Software UART Emulation

Integrated Watchdog Timer

External Memory Interface

Dedicated Memory DMA Controller for Data/Instruction

Transfer between Internal/External Memory

Programmable PLL and Flexible Clock Generation

Circuitry Enables Full Speed Operation from Low

Speed Input Clocks

IEEE JTAG Standard 1149.1 Test Access Port Supports

On-Chip Emulation and System Debugging

8-Channel, 14-Bit Analog-to-Digital Converter System,

with up to 20 MSPS Sampling Rate (at 160 MHz Core

Clock Rate)

Dedicated Peripheral Interrupt Controller with Software

Priority Control

Multiple Boot Modes

Precision 1.0 V Voltage Reference

FUNCTIONAL BLOCK DIAGRAM

CLOCK

GENERATOR/PLL

DM RAM

PM ROM

PM RAM

JTAG

TEST AND

EMULATION

ADSP-219x

DSP CORE

ADDRESS

EXTERNAL

MEMORY

INTERFACE

(EMI)

DATA

I/O

BUS

PM ADDRESS/DATA

DM ADDRESS/DATA

CONTROL

I/O REGISTERS

MEMORY DMA

CONTROLLER

SPI

SPORT

PWM

GENERATION

ENCODER

INTERFACE

UNIT

(AND EET)

TIMER 0

ADC

CONTROL

PIPELINE

FLASH ADC

INTERRUPT

CONTROLLER

AUXILIARY

PWM

UNIT

WATCHDOG

TIMER

TIMER 1

TIMER 2

FLAG

I/O

UNIT

(ICNTL)

POR

VREF

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 that

may result from its use. No license is granted by implication or otherwise

under any patent or patent rights of Analog Devices. Trademarks and

registered trademarks are the property of their respective companies.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel:781/329-4700

Fax:781/326-8703

www.analog.com

12 3 4 5 6 7...44

中文翻译

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ADSP-21990BST 替代型号

型号	品牌	替代类型	描述	数据表
ADSP-21990BBC	ADI	类似代替	Mixed Signal DSP Controller
ADSP-21990BSTZ	ADI	功能相似	Mixed-Signal DSP Controller

与ADSP-21990BST相关器件

型号	品牌	获取价格	描述	数据表
ADSP-21990BSTZ	ADI	获取价格	Mixed-Signal DSP Controller
ADSP-21991	ADI	获取价格	Mixed Signal DSP Co
ADSP-21991BBC	ADI	获取价格	Mixed Signal DSP Co
ADSP-21991BBCZ	ADI	获取价格	High-Performance Mixed-Signal DSP, 160 MHz, 32K Words Program Memory RAM
ADSP-21991BST	ADI	获取价格	Mixed Signal DSP Co
ADSP-21991BSTZ	ADI	获取价格	暂无描述
ADSP-21992	ADI	获取价格	Mixed Signal DSP Controller With CAN
ADSP-21992_07	ADI	获取价格	Mixed-Signal DSP Controller with CAN
ADSP-21992BBC	ADI	获取价格	Mixed-Signal DSP Controller with CAN
ADSP-21992BST	ADI	获取价格	Mixed-Signal DSP Controller with CAN

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