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TSC21020F-20SASL3 Datasheet

  • TSC21020F-20SASL3

  • DSP|32-BIT|CMOS| RAD HARD|PGA|223PIN|CERAMIC

  • 37頁

  • ETC

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TSC21020F
Radiation Tolerant 32/40鈥揃it IEEE Floating鈥揚(yáng)oint
DSP Microprocessor
Introduction
Atmel is manufacturing a radiation tolerant version of the
Analog Devices ADSP鈥?1020 32/40鈥揃it Floating鈥揚(yáng)oint
DSP.
The product is pin and code compatible with ADI
product, making system development straight forward
and cost effective, using existing development tools and
algorithms.
Features
D
Superscalar IEEE Floating-Point-Processor
D
Off-Chip Harvard Architecture Maximizes Signal Processing
Performance
D
50 ns, 20 MIPS Instruction Rate, Single-Cycle Execution
D
60 MFLOPS Peak, 40 MFLOPS Sustained Performance
D
1024-Point Complex FFT Benchmark : 0.975 ms
D
Divide (y/x) : 300 ns
D
Inverse Square Root (1/鈭歺) : 450 ns
D
32-Bit Single-Precision and 40-Bit Extended-Precision
IEEE Floating-Point Data Formats
D
32-Bit Fixed-Point Formats, Integer and Fractional, with
80-Bit Accumulators
D
IEEE Exception Handling with Interrupt on Exception
D
Three Independent Computation Units : Multiplier, ALU,
and Barrel Shifter
D
Dual Data Address Generators with Indirect, Immediate,
Modulo, and Bit Reverse Addressing Modes
D
Two Off-Chip Memory Transfers in Parallel with Instruction
Fetch and Single-Cycle Multiply & ALU Operations
D
Multiply with Add & Subtract for FFT Butterfly
Computation
D
Efficient Program Sequencing with Zero-Overhead
Looping : Single-Cycle Loop Setup
D
Single-Cycle Register File Context Switch
D
23 ns External RAM Access Time for Zero-Wait-State, 40 ns
Instruction Execution
D
IEEE JTAG Standard 1149.1 Test Access Port and On-Chip
Emulation Circuitry
D
223 CPGA package for breadboarding
D
256 Multi layer quad flat pack, flat leads, for flight models
D
Full compatible with Analog Devices ADSP-21020
D
Latch up immune
D
Total dose better than 100 Krad (Si)
D
SEU immunity better than 50 MeV/mg/cm
2
D
For 25 MHz specification, call factory
鈥?Design using patent from INPG鈥揅NRS Denis BESSOT / Raoul VELAZCO
鈥?Product licensed from Analog Devices Inc.
1
Rev. E 鈥?Oct. 05, 1998

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