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SPEAR320S 数据表(PDF) 35 Page - STMicroelectronics |
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SPEAR320S 数据表(HTML) 35 Page - STMicroelectronics |
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35 / 113 page  SPEAr320S Pin description Doc ID 022508 Rev 2 35/113 Table 12. DDR pins description Signal name Description Dir. Pin type Ball DDR_MEM_ADD_0 Address Line O SSTL_2/SSTL_18 T2 DDR_MEM_ADD_1 T1 DDR_MEM_ADD_2 U1 DDR_MEM_ADD_3 U2 DDR_MEM_ADD_4 U3 DDR_MEM_ADD_5 U4 DDR_MEM_ADD_6 U5 DDR_MEM_ADD_7 T5 DDR_MEM_ADD_8 R5 DDR_MEM_ADD_9 P5 DDR_MEM_ADD_10 P6 DDR_MEM_ADD_11 R6 DDR_MEM_ADD_12 T6 DDR_MEM_ADD_13 U6 DDR_MEM_ADD_14 R7 DDR_MEM_BA_0 Bank select O P7 DDR_MEM_BA_1 P8 DDR_MEM_BA_2 R8 DDR_MEM_RAS Row address strobe O U8 DDR_MEM_CAS Column address strobe O T8 DDR_MEM_WE Write enable O T7 DDR_MEM_CLKEN Clock enable O U7 DDR_MEM_CLKP Differential clock O Differential SSTL_2/ SSTL_18 T9 DDR_MEM_CLKN U9 DDR_MEM_CS_0 Chip select O SSTL_2/ SSTL_18 P9 DDR_MEM_CS_1 R9 DDR_MEM_ODT_0 On-die termination enable lines IO T3 DDR_MEM_ODT_1 T4 |
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