ADSP-2181集成电路（IC）的DSP（数字信号处理器）规格书PDF中文资料

ADSP-2181属于集成电路（IC）的DSP（数字信号处理器）。由亚德诺半导体技术有限公司制造生产的ADSP-2181DSP（数字信号处理器）数字信号处理器是类似于微处理器或微控制器的器件，但区别在于其内部架构经修改，适用于对连续数据流连续执行以乘法和加法运算为主的算法，而不是以条件逻辑或大量并发进程为主的算法。该器件通常用于诸如音频或视频信号处理等应用。

GENERAL DESCRIPTION

The ADSP-2181 is a single-chip microcomputer optimized for digital signal processing (DSP) and other high speed numeric processing applications.

FEATURES

PERFORMANCE

25 ns Instruction Cycle Time from 20 MHz Crystal @ 5.0 Volts

40 MIPS Sustained Performance

Single-Cycle Instruction Execution

Single-Cycle Context Switch

3-Bus Architecture Allows Dual Operand Fetches in Every Instruction Cycle

Multifunction Instructions

Power-Down Mode Featuring Low CMOS Standby

Power Dissipation with 100 Cycle Recovery from Power-Down Condition

Low Power Dissipation in Idle Mode

INTEGRATION

ADSP-2100 Family Code Compatible, with Instruction Set Extensions

80K Bytes of On-Chip RAM, Configured as

16K Words On-Chip Program Memory RAM

16K Words On-Chip Data Memory RAM

Dual Purpose Program Memory for Both Instruction and Data Storage

Independent ALU, Multiplier/Accumulator, and Barrel Shifter Computational Units

Two Independent Data Address Generators

Powerful Program Sequencer Provides

Zero Overhead Looping

Conditional Instruction Execution

Programmable 16-Bit Interval Timer with Prescaler

128-Lead TQFP/128-Lead PQFP