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MT48LC64M4A2 Datasheet(PDF) 53 Page - Micron Technology |
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MT48LC64M4A2 Datasheet(HTML) 53 Page - Micron Technology |
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53 / 77 page  PDF: 09005aef8091e6d1/Source: 09005aef8091e6a8 Micron Technology, Inc., reserves the right to change products or specifications without notice. 256MSDRAM_2.fm - Rev. L 10/07 EN 53 ©1999 Micron Technology, Inc. All rights reserved. 256Mb: x4, x8, x16 SDRAM Electrical Specifications Notes: 1. Note 21 on page 54 does not apply for this speed grade and should read “Based on tCK = 6ns.” Table 21: AC Functional Characteristics (-6A) Notes 5, 6, 7, 8, 9, 11 apply to the entire table; notes appear on page 54 Parameter Symbol -6A Units Notes READ/WRITE command to READ/WRITE command tCCD 1 tCK 17 CKE to clock disable or power-down entry mode tCKED 1 tCK 14 CKE to clock enable or power-down exit setup mode tPED 1 tCK 14 DQM to input data delay tDQD 0 tCK 17 DQM to data mask during WRITEs tDQM 0 tCK 17 DQM to data high-impedance during READs tDQZ 2 tCK 17 WRITE command to input data delay tDWD 0 tCK 17 Data-in to ACTIVE command tDAL 4 tCK 15, 211 Data-in to PRECHARGE command tDPL 2 tCK 16, 21 Last data-in to burst STOP command tBDL 1 tCK 17 Last data-in to new READ/WRITE command tCDL 1 tCK 17 Last data-in to PRECHARGE command tRDL 2 tCK 16, 21 LOAD MODE REGISTER command to ACTIVE or REFRESH command tMRD 2 tCK 26 Data-out to high-impedance from PRECHARGE command CL = 3 tROH(3) 3 tCK 17 Table 22: AC Functional Characteristics (-7E, -75) Notes 5, 6, 7, 8, 9, 11 apply to the entire table; notes appear on page 54 Parameter Symbol -7E -75 Units Notes READ/WRITE command to READ/WRITE command tCCD 1 1 tCK 17 CKE to clock disable or power-down entry mode tCKED 1 1 tCK 14 CKE to clock enable or power-down exit setup mode tPED 1 1 tCK 14 DQM to input data delay tDQD 0 0 tCK 17 DQM to data mask during WRITEs tDQM 0 0 tCK 17 DQM to data High-Z during READs tDQZ 2 2 tCK 17 WRITE command to input data delay tDWD 0 0 tCK 17 Data-in to ACTIVE command tDAL 4 5 tCK 15, 21 Data-in to PRECHARGE command tDPL 2 2 tCK 16, 21 Last data-in to BURST STOP command tBDL 1 1 tCK 17 Last data-in to new READ/WRITE command tCDL 1 1 tCK 17 Last data-in to PRECHARGE command tRDL 2 2 tCK 16, 21 LOAD MODE REGISTER command to ACTIVE or REFRESH command tMRD 2 2 tCK 26 Data-out to High-Z from PRECHARGE command CL = 3 tROH(3) 3 3 tCK 17 CL = 2 tROH(2) 2 2 tCK 17 |
Similar Part No. - MT48LC64M4A2_99 |
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Similar Description - MT48LC64M4A2_99 |
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