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W948D6FBHX5I 数据表(PDF) 18 Page - Winbond |
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W948D6FBHX5I 数据表(HTML) 18 Page - Winbond |
18 / 60 page W948D6FB / W948D2FB 256Mb Mobile LPDDR Publication Release Date : Oct, 15, 2012 - 18 - Revision : A01-004 6.7.2 Status Register Read Timing Diagram CMD CMD NOP NOP NOP NOP NOP MRS READ CL=3 0 0 1 tRP tSRR tSRC DQ:Reg out =Don’t Care PCHA, or PCH CK CK Command BA1,BA0 An – A0 DQS DQ Notes : 1.SRR can only be issued after power-up sequence is complete. 2.SRR can only be issued with all banks precharged. 3.SRR CL is unchanged from value in the mode register. 4.SRR BL is fixed at 2. 5.tSRR = 2 (min). 6.tSRC = CL + 1; (min time between read to next valid command). 7.No commands other than NOP and DES are allowed between the SRR and the READ. |
类似零件编号 - W948D6FBHX5I |
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类似说明 - W948D6FBHX5I |
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