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ADSP-2104

Analog Devices
Part Number ADSP-2104
Manufacturer Analog Devices
Description (ADSP-2104 / ADSP-2109) Low Cost DSP Microcomputers
Published Dec 9, 2005
Detailed Description a SUMMARY 16-Bit Fixed-Point DSP Microprocessors with On-Chip Memory Enhanced Harvard Architecture for Three-Bus Perform...
Datasheet PDF File ADSP-2104 PDF File

ADSP-2104
ADSP-2104

Overview
a SUMMARY 16-Bit Fixed-Point DSP Microprocessors with On-Chip Memory Enhanced Harvard Architecture for Three-Bus Performance: Instruction Bus & Dual Data Buses Independent Computation Units: ALU, Multiplier/ Accumulator, and Shifter Single-Cycle Instruction Execution & Multifunction Instructions On-Chip Program Memory RAM or ROM & Data Memory RAM Integrated I/O Peripherals: Serial Ports and Timer FEATURES 20 MIPS, 50 ns Maximum Instruction Rate Separate On-Chip Buses for Program and Data Memory Program Memory Stores Both Instructions and Data (Three-Bus Performance) Dual Data Address Generators with Modulo and Bit-Reverse Addressing Efficient Program Sequencing with Zero-Overhead Looping: Single-Cycle Loop Setup Automatic Booting of On-Chip Program Memory from Byte-Wide External Memory (e.
g.
, EPROM ) Double-Buffered Serial Ports with Companding Hardware, Automatic Data Buffering, and Multichannel Operation Three Edge- or Level-Sensitive Interrupts Low Power IDLE Instruction PLCC Package GENERAL DESCRIPTION Low Cost DSP Microcomputers ADSP-2104/ADSP-2109 FUNCTIONAL BLOCK DIAGRAM DATA ADDRESS GENERATORS DAG 1 DAG 2 MEMORY PROGRAM SEQUENCER PROGRAM MEMORY DATA MEMORY EXTERNAL ADDRESS BUS PROGRAM MEMORY ADDRESS DATA MEMORY ADDRESS PROGRAM MEMORY DATA DATA MEMORY DATA EXTERNAL DATA BUS ARITHMETIC UNITS ALU MAC SHIFTER SERIAL PORTS SPORT 0 SPORT 1 TIMER ADSP-2100 CORE The ADSP-2100 Family’s flexible architecture and comprehensive instruction set support a high degree of parallelism.
In one cycle the ADSP-2104/ADSP-2109 can perform all of the following operations: The ADSP-2104 and ADSP-2109 processors are single-chip microcomputers optimized for digital signal processing (DSP) and other high speed numeric processing applications.
The ADSP-2104/ADSP-2109 processors are built upon a common core.
Each processor combines the core DSP architecture— computation units, data address generators, and program sequencer—with differentiating features such as on-chip program and...


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