Preliminary
VG3617161DT
16Mb CMOS Synchronous Dynamic RAM
VIS
AC Parameters for Write Timing (2 of 2)
Burst Length=4, CAS Latency=3
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22 T23
CLK
t
CL
t
CK3
t
CH
t
Begin Auto Precharge
Bank A
Begin Auto Precharge
Bank B
CMS
t
t
CKE
CS
CKS
CKH
t
CMH
RAS
CAS
WE
A11(BS)
A10
RAa
RAa
RBa
RBa
RAc
RAc
RAb
t
AH
t
AS
CBa
RAb
CAb
CAa
A0~A9
DQM
DQ
t
RCD
t
t
t
DAL
RRD
DS
t
t
t
RC
DPL
RP
t
DH
DAa0
DAa1
DAa2
DAb0
DAb1 DAb2
DAa3
DBa0
DBa1 DBa2
DAb3
DBa3
Activate
Command
Bank A
Precharge
Command
Bank A
Activate
Command
Bank A
Write without
Auto Precharge
Command
Activate
Command
Bank A
Activate
Command
Bank B
Write with
Auto Precharge
Command
Write with
Auto Precharge
Command
Bank A
Bank A
Bank B
Document:1G5-0160
Rev.1
Page 31
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