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PD46364362BF1-E40Y-EQ1 Datasheet(PDF) 11 Page - Renesas Technology Corp |
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PD46364362BF1-E40Y-EQ1 Datasheet(HTML) 11 Page - Renesas Technology Corp |
11 / 36 page μPD46364092B, μPD46364182B, μPD46364362B R10DS0091EJ0400 Rev.4.00 Page 11 of 35 Nov 09, 2012 Byte Write Operation [ μPD46364092B] Operation K K# BW0# Write DQ0 to DQ8 L → H − 0 − L → H 0 Write nothing L → H − 1 − L → H 1 Remarks 1. H : HIGH, L : LOW, → : rising edge. 2. Assumes a WRITE cycle was initiated. BW0# can be altered for any portion of the BURST WRITE operation provided that the setup and hold requirements are satisfied. [ μPD46364182B] Operation K K# BW0# BW1# Write DQ0 to DQ17 L → H − 0 0 − L → H 0 0 Write DQ0 to DQ8 L → H − 0 1 − L → H 0 1 Write DQ9 to DQ17 L → H − 1 0 − L → H 1 0 Write nothing L → H − 1 1 − L → H 1 1 Remarks 1. H : HIGH, L : LOW, → : rising edge. 2. Assumes a WRITE cycle was initiated. BW0# and BW1# can be altered for any portion of the BURST WRITE operation provided that the setup and hold requirements are satisfied. [ μPD46364362B] Operation K K# BW0# BW1# BW2# BW3# Write DQ0 to DQ35 L → H − 0 0 0 0 − L → H 0 0 0 0 Write DQ0 to DQ8 L → H − 0 1 1 1 − L → H 0 1 1 1 Write DQ9 to DQ17 L → H − 1 0 1 1 − L → H 1 0 1 1 Write DQ18 to DQ26 L → H − 1 1 0 1 − L → H 1 1 0 1 Write DQ27 to DQ35 L → H − 1 1 1 0 − L → H 1 1 1 0 Write nothing L → H − 1 1 1 1 − L → H 1 1 1 1 Remarks 1. H : HIGH, L : LOW, → : rising edge. 2. Assumes a WRITE cycle was initiated. BW0# to BW3# can be altered for any portion of the BURST WRITE operation provided that the setup and hold requirements are satisfied. |
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