S73WS256N Datasheet, PDF (154/251 Pages) SPANSION – Stacked Multi-Chip Product (MCP)

Preliminary
T0
CLK
tCKS tCKH
CKE
tCMS tCMH
COMMAND
ACTIVE
T1
tCK
NOP
T2
tCL
tCH
NOP3
DQMU, DQML
tAS tAH
A0-A9, A11
ROW
A10
BA0, BA1
tAS tAH
ROW
tAS tAH
BANK
DQ
tRCD
tRAS
tRC
T3
T4
T5
T6
T7
NOP3
READ
NOP
tCMS tCMH
NOP
ACTIVE
COLUMN m2
ENABLE AUTO PRECHARGE
ROW
ROW
BANK
tAC
CAS Latency
tRP
t _OH
DOUT m
tHZ
BANK
T8
NOP
DON’T CARE
UNDEFINED
Figure 48.9. Single Read - With Auto Precharge
1RWHV
 )RU WKLV H[DPSOH WKH EXUVW OHQJWK  WKH &$6 ODWHQF\
LV IROORZHG E\ D ³PDQXDO´ 3UHFKDUJH
 $ DQG $ ³'RQ¶W &DUH´
 DQG WKH 5HDG EXUVW
 3UHFKDUJH FRPPDQG QRW DOORZHG RU W_5$6 ZRXOG EH YLRODWHG
152
Mobile SDRAM Type 1
SDRAM_01_A3 November 8, 2005