W9412G6CH
Publication Release Date:Jul. 04, 2007
- 50 - Revision A06
11.19 2 Bank Interleave Read Operation (CL = 2, BL = 2)
∗ tCK = 100 MHz
CMD
DQS
CLK
CLK
DQ
Q0a Q1a Q0b Q1b
ACTa/b : Bank Act. CMD of bank a/b
READAa/b : Read with Auto Pre.CMD of bank a/b
APa/b : Auto Pre. of bank a/b
ACTa ACTb READAa ACTaREADAb ACTb
APa APb
t
RCD(a)
t
RAS(a)
t
RP(a)
t
RAS(b)
t
RCD(b)
t
RP(b)
CL(a) CL(b)
Preamble Postamble Preamble Postamble
t
RRD
t
RC(a)
t
RC(b)
t
RRD
11.20 2 Bank Interleave Read Operation (CL = 2, BL = 4)
CMD
DQS
CLK
CLK
DQ
Q2a Q3a Q2b Q3b
ACTa/b : Bank Act. CMD of bank a/b
READAa/b : Read with Auto Pre.CMD of bank a/b
APa/b : Auto Pre. of bank a/b
ACTa READAaACTb READAb ACTa ACTb
APa APb
t
RCD(a)
t
RAS(a)
t
RP(a)
t
RAS(b)
t
RCD(b)
t
RP(b)
CL(a) CL(b)
Preamble Postamble
t
RRD
t
RC(a)
t
RC(b)
t
RRD
Q0a Q1a Q0b Q1b