W9412G6JH
12.19 2 Bank Interleave Read Operation (CL = 2, BL = 2)
CLK
CLK
t RC(b)
tRC(a)
t RRD
t RRD
CMD
ACTa
ACTb
READAa
READAb
ACTa
ACTb
t RCD(a)
t RAS(a)
t RCD(b)
t RP(a)
DQS
t RAS(b)
t RP(b)
Preamble
CL(a)
Postamble
CL(b)
Preamble
Postamble
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
APa
APb
12.20 2 Bank Interleave Read Operation (CL = 2, BL = 4)
CLK
CLK
tRC(b)
tRC(a)
tRRD
tRRD
CMD
ACTa
ACTb
READAa
READAb
ACTa
ACTb
tRCD(a)
tRAS(a)
tRCD(b)
tRP(a)
DQS
DQ
tRAS(b)
Preamble
CL(a)
tRP(b)
Postamble
CL(b)
Q0a Q1a Q2a Q3a Q0b Q1b 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
APa
APb
Publication Release Date: Jan. 14, 2014
- 48 -
Revision: A04
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