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79RV4640-200DU Datasheet(PDF) 1 Page - Integrated Device Technology |
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79RV4640-200DU Datasheet(HTML) 1 Page - Integrated Device Technology |
1 / 23 page 1 of 23 December 5, 2008 © 2008 Integrated Device Technology, Inc. DSC 3486/2 Block Diagram The IDT logo is a trademark and RC4600, RC4650, RC3081,RC3052,RC3051,RC3041 RISController, and RISCore are trademarks of Integrated Device Technology, Inc. 267 MHz 64-bit CPU 64-bit Register File 64-bit Adder Store Aligner Logic Unit Load Aligner High-Performance Integer Multiply FP Register File FP Add/Sub/Cvt/ Pack/Unpack FP Multiply 89 MFlops Single-Precision FPA Div/Sqrt 32-bit Synchronized System Interface Address Translation/ Cache Attribute Control Exception Management Functions System Control Coprocessor Data Cache Data Cache Instruction Bus Control Bus Data Bus Set A (Lockable) Set B Instruction Cache Set B Instruction Cache Set A (Lockable) Features ◆ High-performance embedded 64-bit microprocessor – 64-bit integer operations – 64-bit registers – Based on the MIPS RISC Architecture – 100MHz, 133MHz, 150MHz, 180MHz, 200MHz and 267MHz operating frequencies – 32-bit bus interface brings 64-bit power to 32-bit system cost ◆ High-performance DSP capability – 133.5 Million Integer Mul-Accumulate operations/sec @267MHz – 89 MFlops floating-point operations @267MHz ◆ High-performance microprocessor – 133.5 M Mul-Add/second @267MHz – 89 MFlops @267MHz – >640,000 dhrystone (2.1)/sec capability @267MHz (352 dhrystone MIPS) ◆ High level of integration – 64-bit, 267 MHz integer CPU – 8KB instruction cache; 8KB data cache – Integer multiply unit with 133.5M Mul-Add/sec ◆ Upwardly software compatible with IDT RISController Family ◆ Easily upgradable to 64-bit system ◆ Low-power operation – Active power management powers-down inactive units – Standby mode ◆ Large, efficient on-chip caches – Separate 8KB Instruction and 8KB Data caches – Over 3200MB/sec bandwidth from internal caches – 2-set associative – Write-back and write-through support – Cache locking, to facilitate deterministic response – High performance write protocols, for graphics and data communications ◆ Bus compatible with RC4000 family – System interfaces to 125MHz, provides bandwidth up to 500 MB/sec – Direct interface to 32-bit wide systems – Synchronized to external reference clock for multi- master operation – Socket compatible with IDT RC 64474 and RC64574 ◆ Improved real-time support – Fast interrupt decode – Optional cache locking Note: “R” refers to 5V parts; “RV” refers to 3.3V parts; “RC” refers to both Low-Cost Embedded 64-bit RISController w/ DSP Capability IDT79RC4640™ |
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