ic42s16100 ETC-unknow, ic42s16100 Datasheet - Page 13

• Manufacturer Part Number: ic42s16100
• Description: 512k X 16 Bit X 2 Banks 16-mbit Sdram
• Manufacturer: ETC-unknow

IC42S16100
COMMAND TRUTH TABLE
DQM TRUTH TABLE
CKE TRUTH TABLE
Integrated Circuit Solution Inc.
DR024-0D 06/25/2004
Symbol
Symbol
ENB
MASK
ENBU
ENBL
MASKU
MASKL
Symbol
SPND
—
—
REF
SELF
SELFX
PDWN
—
MRS
REF
SREF
PRE
PALL
ACT
WRIT
WRITA
READ
READA
BST
NOP
DESL
SBY
ENB
MASK
Command
Command
Start Clock Suspend Mode
Clock Suspend
Terminate Clock Suspend Mode
Auto-Refresh
Start Self-Refresh Mode
Terminate Self-Refresh Mode
Start Power-Down Mode
Terminate Power-Down Mode
Command
Data Write / Output Enable
Data Mask / Output Disable
Upper Byte Data Write / Output Enable
Lower Byte Data Write / Output Enable
Upper Byte Data Mask / Output Disable
Lower Byte Data Mask / Output Disable
Mode Register Set
Auto-Refresh
Self-Refresh
Precharge Selected Bank
Precharge Both Banks
Bank Activate
Write
Write With Auto-Precharge
Read
Read With Auto-Precharge
Burst Stop
No Operation
Device Deselect
Clock Suspend / Standby Mode
Data Write / Output Enable
Data Mask / Output Disable
(8)
(9)
(1,2)
(5,6)
(1,2)
(5)
(7)
(3,4)
(1,2)
(8)
(8)
Other States
Current State
Active
Clock Suspend
Idle
Idle
Self-Refresh
Idle
Power-Down
n-1
n-1
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
CKE
CKE
X
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
n
L
n
CS
CS
CS RAS
CS
CS
H
L
L
L
L
L
L
X
X
X
L
L
L
L
L
L
n-1
H
H
H
H
H
UPPER
L
L
L
L
L
RAS
RAS
RAS CAS
RAS
CKE
H
H
H
H
H
H
H
X
H
L
L
L
L
L
L
X
X
X
X
L
L
X
H
H
H
H
H
n
L
L
L
L
L
DQM
CAS
CAS
CAS
CAS WE
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
L
LOWER
CS
CS
CS RAS
CS
CS
X
X
X
H
H
X
L
L
L
L
H
H
L
X
L
X
WE
WE DQM A11 A10
WE
WE
H
H
H
H
H
H
L
L
L
L
L
L
X
X
X
X
RAS
RAS
RAS CAS
RAS
H
H
X
X
X
L
L
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
H
L
CAS
CAS
CAS WE
CAS
X
X
X
H
X
H
X
X
L
L
BS
BS
BS
BS
BS
BS
X
X
X
X
X
X
X
X
X
WE
WE
WE
WE A11 A10 A9-A0
H
H
H
H
X
X
X
X
X
X
OP CODE
Row
H
H Column
H
X
X
L
L Column
L Column
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Column
A9-A0
Row
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(18)
(18)
(18)
(18)
X
X
X
X
X
X
X
X
X
X
HIGH-Z
HIGH-Z
HIGH-Z
Active
I/On
X
X
X
X
X
X
X
X
X
X
X
X
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