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主页 > 产品 > IP > 嵌入式处理器 > 8/4-Bit 微处理器 > DR8051 8-Bit RISC Microcontroller 打印此页 订阅电邮新闻 DR8051 8-Bit RISC Microcontroller from Digital Core Design Features Software-compatible with industry standard 8051 RISC architecture 6.7x faster than the original implementation 4-clock periods multiplication 5-clock periods division Up to 16 Mbytes of external standard data memory Up to 256 bytes of internal dual port data memory Up to 64 Kbytes of program memory User-programmable RAMWE and RAMRD pulses in 1 to 8 clock periods De-multiplexed address/data bus, allowing easy connection to memory Data transfer over 16x faster than the original implementation Two 16-bit timer/counters Full-duplex serial port Support for external system functional reviews Fully synthesizable, static synchronous design with no internal tri-states 1-GHz virtual clock frequency faster than the original implementation (over 150 MHz in a typical 0.25µ technological process) DR8051 8-Bit RISC Microcontroller Block Diagram Figure 1 shows the block diagram for the DR8051 8-Bit RISC microcontroller megafunction. Figure 1. DR8051 8-Bit RISC Microcontroller Block Diagram Description The DR8051 soft core function is binary-compatible with the industry standard 8051 8-bit microcontroller and can achieve performance of up to 55 million instructions per second in today's integrated circuit technologies. The DR8051 function has a RISC architecture that is 6.7x faster than the original implementation. Device Utilization Example Table 1 lists the typical device utilization results for the megafunction. Table 1. Typical Device Utilization Device Speed Grade Utilization Performance (fMAX) Parameter Setting Logic Cells EABs (1) EPF10K100E -1 2,049 1 58 MHz Contact DCD EP20K100E -1 2,120 0 58 MHz Contact DCD EP1K100 -1 2,096 1 57 MHz Contact DCD Note: EABs = Embedded array blocks Contact Information For additional information, contact DCD at: Digital Core Design Wroclawska 94 41-902 Bytom Poland Tel. +48 32 282 82 66 Fax +48 32 282 74 37 E-mail: info@dcd.com.pl http://www.dcd.com.pl 给本页评分

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