Description
32/40-Bit IEEE Floating-Point DSP Microprocessor ADSP-21020
FUNCTIONAL BLOCK DIAGRAM
DATA ADDRESS GENERATORS DAG 1 DAG 2 INSTRUCTION CACHE PROGRAM SEQUENCER JTAG TEST & EMULATION
PROGRAM MEMORY ADDRESS
DATA MEMORY ADDRESS
EXTERNAL ADDRESS BUSES
PROGRAM MEMORY DATA
DATA MEMORY DATA
EXTERNAL DA
Features
- Superscalar IEEE Floating-Point Processor Off-Chip Harvard Architecture Maximizes Signal Processing Performance 30 ns, 33.3 MIPS Instruction Rate, Single-Cycle Execution 100 MFLOPS Peak, 66 MFLOPS Sustained Performance 1024-Point Complex FFT Benchmark: 0.58 ms Divide (y/x): 180 ns Inverse Square Root (1/√x ): 270 ns 32-Bit Single-Precision and 40-Bit Extended-Precision IEEE Floating-Point Data Formats 32-Bit Fixed-Point Formats, Integer and Fractional, with 80-Bit Accumulators IEEE Exception Han.
ADSP-21020 Datasheet
