hm5264165f-75 Elpida Memory, Inc., hm5264165f-75 Datasheet - Page 15

• Manufacturer Part Number: hm5264165f-75
• Description: 64m Lvttl Interface Sdram
• Manufacturer: Elpida Memory, Inc.

Row active
Read
Read with auto-
precharge
Current state
CS
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
RAS
H
H
H
H
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
L
L
L
L
HM5264165F/HM5264805F/HM5264405F-75/A60/B60
Data Sheet E0135H10
CAS WE
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
Address
BA, CA, A10 READ/READ A
BA, CA, A10 WRIT/WRIT A
BA, RA
BA, A10
MODE
BA, CA, A10 READ/READ A
BA, CA, A10 WRIT/WRIT A
BA, RA
BA, A10
MODE
BA, CA, A10 READ/READ A
BA, CA, A10 WRIT/WRIT A
BA, RA
BA, A10
MODE
Command
DESL
NOP
BST
ACTV
PRE, PALL
REF, SELF
MRS
DESL
NOP
BST
ACTV
PRE, PALL
REF, SELF
MRS
DESL
NOP
BST
ACTV
PRE, PALL
REF, SELF
MRS
Operation
NOP
NOP
NOP
Begin read
Begin write
Other bank active
ILLEGAL on same bank*
Precharge
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
Burst stop to full page
Continue burst read to CAS
latency and New read
Term burst read/start write
Other bank active
ILLEGAL on same bank*
Term burst read and
Precharge
ILLEGAL
ILLEGAL
Continue burst to end and
precharge
Continue burst to end and
precharge
ILLEGAL
ILLEGAL*
ILLEGAL*
Other bank active
ILLEGAL on same bank*
ILLEGAL*
ILLEGAL
ILLEGAL
4
4
4
3
3
3
15