Datasheet

Figure 38. Byte Read and Write Operation
(Burst Length=4, CAS# Latency=2)
T0 T1 T2
Don’t Care
Activate
Command
Bank A
T3 T4 T5 T6 T7 T8 T9
T10
T11 T12 T13 T14 T15 T16 T17 T18
T19 T20 T21 T22
Read
Command
Bank A
RAx
RAx
CAx
Upper Byte
is masked
Write
Command
Bank A
Lower Byte
is masked
CAy
Read
Command
Bank A
Lower Byte
is masked
CAz
CLK
CS#
CKE
WE#
A10
DQ8-DQ15
High
Lower Byte
is masked
RAS#
CAS#
BA0,1
A0-A9,
A11
LDQM
UDQM
Ax0 Ax1 Ax2 DAy1 Day2 Az1 Az2
DQ0-DQ7
Ax1 Ax2 Ax3 DAy0 DAy3DAy1 Az0 Az1 Az2 Az3
Upper Byte
is masked
AS4C4M16SA-C&I
Confidential
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Rev.5.0 October 2018