dsp56001a Freescale Semiconductor, Inc, dsp56001a Datasheet - Page 3

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dsp56001a

Manufacturer Part Number
dsp56001a
Description
24-bit Digital Signal Processor
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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DSP56001A FEATURES
Digital Signal Processing Core
Memory
MOTOROLA
• Efficient, object code compatible, 24-bit 56000 family DSP engine
• Up to 16.5 Million Instructions Per Second (MIPS)—60.6 ns instruction cycle at 33 MHz
• Up to 99 Million Operations Per Second (MOPS) at 33 MHz
• Executes a 1024-point complex Fast Fourier Transform (FFT) in 59,898 clocks
• Highly parallel instruction set with unique DSP addressing modes
• Two 56-bit accumulators including extension byte
• Parallel 24 24-bit multiply-accumulate in 1 instruction cycle (2 clock cycles)
• Double precision 48 48-bit multiply with 96-bit result in 6 instruction cycles
• 56-bit addition/subtraction in 1 instruction cycle
• Fractional arithmetic with support for multiprecision arithmetic
• Hardware support for block-floating point FFT
• Hardware nested DO loops
• Zero-overhead fast interrupts (2 instruction cycles)
• Four 24-bit internal data buses and three 16-bit internal address buses for maximum
• On-chip modified Harvard architecture permitting simultaneous accesses to program
• 512 24-bit on-chip Program RAM and 64 24-bit bootstrap ROM
• Two 256 24-bit on-chip data RAMs
• Two 256 24-bit on-chip data ROMs containing sine, A-law and -law tables
• External memory expansion with 16-bit address and 24-bit data buses
• Bootstrap loading from external data bus or Host Interface
information transfer on-chip
and two data memories
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
DSP56001A/D, Rev. 1
DSP56001A Features
DSP56001A
iii

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