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ADSP21991 - Mixed Signal DSP Controller

This page provides the datasheet information for the ADSP21991, a member of the ADSP-21991 Mixed Signal DSP Controller family.

Description

2 DSP Core Architecture

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Features

  • ADSP-219x, 16-Bit, Fixed Point DSP Core with up to 160 MIPS Sustained Performance 40K Words of On-Chip RAM, Configured as 32K Words On-Chip 24-Bit Program RAM and 8K Words On-Chip 16-Bit Data RAM 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.

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Datasheet preview – ADSP21991

Datasheet Details

Part number ADSP21991
Manufacturer Analog Devices
File Size 598.18 KB
Description Mixed Signal DSP Controller
Datasheet download datasheet ADSP21991 Datasheet
Additional preview pages of the ADSP21991 datasheet.

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Full PDF Text Transcription

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m o .c U 4 t e e h S a at .D w w w a Mixed Signal DSP Controller ADSP-21991 Three Phase 16-Bit Center Based PWM Generation Unit with 12.5 ns Resolution at 160 MHz Core Clock (CCLK) Rate 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 Dedicated Peripheral Interrupt Controller with Software Priority Control Multiple Boot Modes Precision 1.
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