H57V2622GMR-60X HYNIX [Hynix Semiconductor], H57V2622GMR-60X Datasheet - Page 14

• Manufacturer Part Number: H57V2622GMR-60X
• Description: 256Mb : x32 Dual Die Synchronous DRAM
• Manufacturer: HYNIX [Hynix Semiconductor]

COMMAND TRUTH TABLE
Note :
1. Exiting Self Refresh occurs by asynchronously bringing CKE from low to high.
2. see to Next page (DQM TRUTH TABLE)
Rev 1.0 / Oct. 2009
Mode Register Set
No Operation
Device Deselect
Bank Active
Read
Read with Autoprecharge
Write
Write with Autoprecharge
Precharge All Banks
Precharge selected Bank
Burst stop
DQM
Auto Refresh
Burst-Read Single-Write
Self Refresh Entry
Self Refresh Exit
Precharge Power Down
Entry
Precharge Power Down Exit
Clock Suspend Entry
Clock Suspend Exit
Function
CKEn-1
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
CKEn
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
CS
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
RAS
H
H
H
H
H
H
H
H
H
X
X
X
X
X
V
L
L
L
L
L
L
L
X
X
CAS
H
X
H
H
X
H
X
H
X
H
X
V
L
L
L
L
L
L
L
L
H
H
Synchronous DRAM Memory 256Mbit
WE
H
H
H
H
H
H
H
H
H
H
X
X
X
X
X
V
L
L
L
L
L
L
DQM
X
X
X
X
X
X
X
X
X
X
V
X
X
X
X
X
X
X
X
(Other Pins OP code)
ADDR
H57V2622GMR Series
Row Address
umn
umn
umn
umn
Col-
Col-
Col-
Col-
X
X
A9 Pin High
Op Code
A10
/AP
X
X
X
X
X
X
X
X
X
X
X
H
H
H
L
L
L
BA
V
V
V
V
V
X
V
Note
2
1
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