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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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UT699CPC 数据表(PDF) 7 Page - Aeroflex Circuit Technology |
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UT699CPC 数据表(HTML) 7 Page - Aeroflex Circuit Technology |
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7 / 41 page  7 2.6 SDRAM 2.7 CAN 2.0 Interface RAMS[2] O 119 P21 high SRAM chip select RAMS[3] O 120 P19 high SRAM chip select RAMS[4] O 123 N19 high SRAM chip select READ O 139 K20 high SRAM, PROM, and I/O read indicator BEXC I 140 K22 -- Bus exception BRDY I 141 K21 -- Bus ready Pin Name Direction Pin Number Reset Value Description 352 CQFP 484 CLGA SDCLK O 41 AB12 high SDRAM clock SDRAS O 124 N22 high SDRAM row address strobe SDCAS O 125 N20 high SDRAM column address strobe SDWE O 126 N21 high SDRAM write enable SDCS[0] O 128 M21 high SDRAM chip select SDCS[1] O 129 M22 high SDRAM chip select SDDQM[0] O 131 L21 high SDRAM data mask SDDQM[1] O 132 M20 high SDRAM data mask SDDQM[2] O 133 L20 high SDRAM data mask SDDQM[3] O 134 L22 high SDRAM data mask Pin Name Direction Pin Number Reset Value Description 352 CQFP 484 CLGA CAN_RXD[0] I 146 J20 -- CAN receive data CAN_TXD[0] O 147 J22 high CAN transmit data CAN_RXD[1] I 148 J21 -- CAN receive data CAN_TXD[1] O 150 H22 high CAN transmit data Pin Name Direction Pin Number Reset Value Description 352 CQFP 484 CLGA |
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