Datasheet

Figure 43. Burst read operation with auto precharge followed by an activation to the same
bank (t
RP
Limit): (RL=5 (AL=2, CL=3, internal t
RCD
=3, BL=4, t
RTP
≦2 clocks)
CK#
CK
CMD
T0 T1 T4 T5 T6 T7 T8T2 T3
Post CAS#
READ A
NOP NOP NOP NOP NOP NOP
Bank A
Activate
NOP
DQS
DQS#
DoutA
0
DoutA
1
DoutA
2
DoutA
3
DQ's
CL= 3
>=t
RAS
(min)
AL= 2
RL= 5
>= t
RC
CL=3
A10= 1
Auto Precharge Begins
>= t
RP
Figure 44. Burst write with auto-precharge (t
RC
Limit): WL=2, WR=2, BL=4, t
RP
=3
CK#
CK
CMD
T0 T1 T4 T5 T6 T7 TmT2 T3
Post CAS#
WRA Bank A
NOP NOP NOP NOP NOP NOP NOP
Bank A
Active
DQS
DQS#
DNA
0
DNA
1
DNA
2
DNA
3
DQ's
Auto Precharge Begins
WL= RL-1=2
Completion of the Burst Write
A10 = 1
>=WR
>=t
RP
>=t
RC
AS4C64M16D2A-25BIN
AS4C64M16D2A-25BCN
Confidential
- 54 of 62 -
Rev.1.1 October 2017