参数资料
型号: ADSP-2191MBSTZ-140
厂商: Analog Devices Inc
文件页数: 12/48页
文件大小: 0K
描述: IC DSP CONTROLLER 16BIT 144LQFP
标准包装: 1
系列: ADSP-21xx
类型: 定点
接口: 主机接口,SPI,SSP,UART
时钟速率: 140MHz
非易失内存: 外部
芯片上RAM: 160kB
电压 - 输入/输出: 3.00V,3.30V
电压 - 核心: 2.50V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 144-LQFP
供应商设备封装: 144-LQFP(20x20)
包装: 托盘
其它名称: ADSP-2191MBSTZ140
ADSP-2191M
–2–
REV. A
INTEGRATION FEATURES
160K Bytes On-Chip RAM Configured as 32K Words 24-Bit
Memory RAM and 32K Words 16-Bit Memory RAM
Dual-Purpose 24-Bit Memory for Both Instruction and
Data Storage
Independent ALU, Multiplier/Accumulator, and Barrel
Shifter Computational Units with Dual 40-Bit
Accumulators
Unified Memory Space Allows Flexible Address Genera-
tion, Using Two Independent DAG Units
Powerful Program Sequencer Provides Zero-Overhead
Looping and Conditional Instruction Execution
Enhanced Interrupt Controller Enables Programming of
Interrupt Priorities and Nesting Modes
SYSTEM INTERFACE FEATURES
Host Port with DMA Capability for Glueless 8- or 16-Bit
Host Interface
16-Bit External Memory Interface for up to 16M Words of
Addressable Memory Space
Three Full-Duplex Multichannel Serial Ports, with
Support for H.100 and up to 128 TDM Channels with
A-Law and
-Law Companding Optimized for Telecom-
munications Systems
Two SPI-Compatible Ports with DMA Support
UART Port with DMA Support
16 General-Purpose I/O Pins with Integrated Interrupt
Support
Three Programmable Interval Timers with PWM
Generation, PWM Capture/Pulsewidth Measurement,
and External Event Counter Capabilities
Up to 11 DMA Channels Can Be Active at Any Given Time
for High I/O Throughput
On-Chip Boot ROM for Automatic Booting from External
8- or 16-Bit Host Device, SPI ROM, or UART with
Autobaud Detection
Programmable PLL Supports 1
to 32
Input Frequency
Multiplication and Can Be Altered during Runtime
IEEE JTAG Standard 1149.1 Test Access Port Supports
On-Chip Emulation and System Debugging
2.5 V Internal Operation and 3.3 V I/O
144-Lead LQFP and 144-Ball Mini-BGA Packages
TABLE OF CONTENTS
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