MB81P643287 Datasheet, PDF (10/65 Pages) Fujitsu Component Limited. – 8 x 256K x 32 BIT, FCRAMTM CORE BASED DOUBLE DATA RATE SDRAM

MB81P643287-50/-60
OPERATION COMMAND TABLE (Continued)
Current
State
CS RAS CAS WE Address
HXXX
X
Read With
Auto-
Precharge
L HHH
X
L HH L
X
L H L H BA, CA, AP
L H L L BA, CA, AP
L LHH
BA, RA
L LHL
BA, AP
L LHL
BA, AP
L L LH
X
LLLL
MODE
HXXX
X
Write with
Auto
Precharge
L HHH
X
L HH L
X
L H L H BA, CA, AP
L H L L BA, CA, AP
L LHH
BA, RA
L LHL
BA, AP
L LHL
BA, AP
L L LH
X
LLLL
MODE
Command
Function
Notes
DESL
NOP (Continue Burst to End →
Precharge)
NOP
NOP (Continue Burst to End →
Precharge)
BST
Illegal
READ/READA Illegal
*16
WRIT/WRITA Illegal
ACTV
Illegal
*16
PRE
Illegal
*16
PALL
Illegal
REF/SELF Illegal
MRS
Illegal
DESL
NOP (Continue Burst to End →
Write Recovering with Precharge)
NOP
NOP (Continue Burst to End →
Write Recovering with Precharge)
BST
Illegal
READ/READA Illegal
WRIT/WRITA Illegal
*16
ACTV
Illegal
*16
PRE
Illegal
*16
PALL
Illegal
REF/SELF Illegal
MRS
Illegal
10