HY5DU12822DT-D43 Datasheet, PDF (10/29 Pages) Hynix Semiconductor – 512Mb DDR SDRAM

SIMPLIFIED STATE DIAGRAM
1HY5DU12822D(L)TP
HY5DU121622D(L)TP
Mode
REGISTER
SET
(E)MRS
CKE ^LOW
IDLE
IDLE
POWER
DOWN
CLE ^HIGH
ACTIVE
POWER
DOWN
CLE
CKE _LOW
HIGH
BANK
ACTIVE
AREF
SREF
SREX
SELF
REFRESH
AUTO
REFRESH
WRITE
READ
READAP
WRITE
WITH
WRITEAP ^AUTOPRE
CHARGE
PRE(PALL)
BANK
ACTIVE
READ
WITH WRITEAP
AUTOPRE
CHARGE _WRITEAP
WRITE
READ
PRE(PALL)
POWER-UP
POWER APPLIED
Command Input
Automatic Sequence
Rev. 1.0 / May 2007
10