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页面
该80960SB处理器的高度并行的架构............................................ .................... 0
80960SB编程环境............................................... ............................................ 1
指令格式...................................................................................................................... 4
多个寄存器组存储在芯片.......................................... ........................................ 6
连接推荐的LOCK .............................................. ...................................... 11
典型电源电流与外壳温度........................................... ................................ 12
典型电流与频率的关系(室温) ......................................... .................................... 12
典型电流与频率的关系(热温度) ......................................... ........................................ 13
电容降额曲线......................................................................................................... 13
测试负载电路的三态输出引脚......................................... ................................... 13
驱动电平以及80960SB信号的时序关系.......................................... ........... 15
处理器时钟脉冲( CLK2 ) ............................................ .................................................. ..... 18
复位信号的时序................................................................................................................. 18
保持时间.............................................................................................................................. 19
80引脚EIAJ四方扁平封装( QFP )封装....................................... ................................... 20
84引脚塑封引线芯片载体( PLCC )封装....................................... ...................... 21
非突发读写无需等待交易........................................ ............ 27
四字突发读取事务有了1 , 0 , 0 , 0 , 0 , 0 , 0 , 0等待状态........................... ..... 28
突发写事务有了2 , 1 , 1 , 1等待状态( 6-8传送的字节数) .............................. 29
访问数由四字读总线请求,
从四路字边界1,0, 0,0 ,0,0 ,0,0等待状态未对齐的一个字节
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中断确认周期...................................................................................................... 31
冷复位波形................................................................................................................ 32
表格清单
表1
表2
表3
表4
表5
表6
表7
表8
表9
表10
表11
表12
表13
表14
80960SB指令集.............................................................................................................. 3
内存寻址模式......................................................................................................... 4
样品浮点执行时间(微秒)在16 MHz的...................................... ........................ 6
80960SB引脚说明:总线信号............................................ ............................................ 8
80960SB引脚说明:支持信号............................................ .................................... 10
直流特性..................................................................................................................... 14
80960SB交流特性( 10兆赫) ........................................... ........................................... 16
80960SB交流特性( 16兆赫) ........................................... ........................................... 17
80960SB QFP引脚 - 在引脚顺序........................................... ............................................. 22
80960SB QFP引脚 - 信号令........................................... ........................................ 23
80960SB引脚PLCC - 在引脚顺序........................................... ........................................... 24
80960SB引脚PLCC - 信号令........................................... ...................................... 25
80960SB QFP封装热特性............................................. ......................... 26
80960SB PLCC封装热特性............................................. ....................... 26
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