HYE25L256160AC Datasheet, PDF (46/55 Pages) Infineon Technologies AG – 256-Mbit Mobile-RAM

HYE25L256160AC
256-Mbit Mobile-RAM
Timing Diagrams
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
CLK
t _CK3
CKE
CS
RAS
CAS
WE
BS
AP
RBz
RBz
Addr.
RBz
CBz
CBx
CBy
RBz
CBz
DQM
Hi Z
DQ
DBw0 DBw1 DBw2 DBw3 DBx0 DBx1 DBy0 DBy1 DBy2 DBy3
DBz0 DBz1
Activate
Command
Bank B
Write
Command
Bank B
Figure 30 CAS Latency = 3
Write
Write
Command Command
Bank B Bank B
Precharge
Command
Bank B
Activate
Command
Bank B
Write
Command
Bank BSPT03924
Data Sheet
46
V1.1, 2003-04-16