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ADSP-2171KST-104 Datasheet - ADI

Part Name
Description
MFG CO.
ADSP-2171KST-104
ADI
Analog Devices ADI
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GENERAL DESCRIPTION
The ADSP-2171, ADSP-2172, and ADSP-2173 are single-chip microcomputers optimized for digital signal processing (DSP) and other high-speed numeric processing applications. The ADSP-2171 and ADSP-2172 are designed for 5.0 V applications. The ADSP-2173 is designed for 3.3 V applications. The ADSP-2172 also has 8K words (24-bit) of program ROM.

FEATURES
    30 ns Instruction Cycle Time (33 MIPS) from 16.67 MHz Crystal at 5.0 V
    50 ns Instruction Cycle Time (20 MIPS) from 10 MHz Crystal at 3.3 V
    ADSP-2100 Family Code & Function Compatible with New Instruction Set Enhancements for Bit Manipulation Instructions, Multiplication Instructions, Biased Rounding, and Global Interrupt Masking
    Bus Grant Hang Logic
    2K Words of On-Chip Program Memory RAM
    2K Words of On-Chip Data Memory RAM
    8K Words of On-Chip Program Memory ROM (ADSP-2172)
    8- or 16-Bit Parallel Host Interface Port
    300 mW Typical Power Dissipation at 5.0 V at 30 ns
    70 mW Typical Power Dissipation at 3.3 V at 50 ns
    Powerdown Mode Featuring Less than 0.55 mW (ADSP- 2171/ADSP-2172) or 0.36 mW (ADSP-2173) CMOS Standby Power Dissipation with 100 Cycle Recovery from Powerdown
    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
    Two Double-Buffered Serial Ports with Companding Hardware and Automatic Data Buffering
    Programmable 16-Bit Interval Timer with Prescaler
    Programmable Wait State Generation
    Automatic Booting of Internal Program Memory from Byte-Wide External Memory, e.g., EPROM, or Through Host Interface Port
    Stand-Alone ROM Execution (Optional)
    Single-Cycle Instruction Execution
    Single-Cycle Context Switch
    Multifunction Instructions
    Three Edge- or Level-Sensitive External Interrupts
    Low Power Dissipation in Standby Mode
    128-Lead TQFP and 128-Lead PQFP

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