HYB39S64400 Datasheet, PDF (29/53 Pages) Siemens Semiconductor Group – 64 MBit Synchronous DRAM

9.1 AC Parameters for Write Timing
Burst Length = 4, CAS Latency = 2
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 _T11 T12 _{T13 T14 T15 T16 T17 T18 T19 T20 T21 T22}
CLK
t_CH
CKE
CS
t_CL
t_CKS
t_CK2
t_CS
t_CH
Begin Auto Precharge
Bank A
Begin Auto Precharge
Bank B
t_CKH
RAS
CAS
WE
BS
AP
Addr
t_AH
RAx
RBx
RAy
t_AS
RAx
CAx
RBx
CBx
RAy
RAy
RAz
RBy
RAz
RBy
DQM
Hi-Z
DQ
t_RCD
t_RC
t_DS
t_DH
t_WR
t_RP
Ax0 Ax1 Ax2 Ax3 Bx0 Bx1 Bx2 Bx3 Ay0 Ay1 Ay2 Ay3
t_RRD
Activate
Write with
Activate
Write with
Activate
Command Auto Precharge Command Auto Precharge Command
Bank A
Command
Bank B
Command
Bank A
Bank A
Bank B
Write
Command
Bank A
Precharge
Command
Bank A
Activate
Command
Bank A
Activate
Command
Bank B