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M13L2561616A-2A Datasheet(PDF) 29 Page - Elite Semiconductor Memory Technology Inc.

Part No. M13L2561616A-2A
Description  Double-data-rate architecture, two data transfers per clock cycle
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Maker  ESMT [Elite Semiconductor Memory Technology Inc.]
Homepage  http://www.esmt.com.tw/index.asp
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M13L2561616A-2A Datasheet(HTML) 29 Page - Elite Semiconductor Memory Technology Inc.

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ESMT
M13L2561616A (2A)
Elite Semiconductor Memory Technology Inc.
Publication Date : Sep. 2012
Revision : 1.0
29/49
Truth Table – Current State Bank n
Current State
CS
RAS
CAS
WE
COMMAND / ACTION
NOTE
Command to Bank n
[Note 1~6,13]
H
X
X
X
DESELECT (NOP / continue previous operation)
Any
L
H
H
H
No Operation (NOP / continue previous operation)
L
L
H
H
ACTIVE (select and activate row)
L
L
L
H
AUTO REFRESH
7
Idle
L
L
L
L
MODE REGISTER SET
7
L
H
L
H
READ (select column & start read burst)
10
L
H
L
L
WRITE (select column & start write burst)
10
Row Active
L
L
H
L
PRECHARGE (deactivate row in bank or banks)
8
L
H
L
H
READ (select column & start new read burst)
10
L
H
L
L
WRITE (select column & start write burst)
10, 12
L
L
H
L
PRECHARGE (truncate read burst, start precharge)
8
Read
(Auto Precharge
Disabled)
L
H
H
L
BURST TERMINATE
9
L
H
L
H
READ (select column & start read burst)
10, 11
L
H
L
L
WRITE (select column & start new write burst)
10
Write
(Auto Precharge
Disabled)
L
L
H
L
PRECHARGE (truncate write burst, start precharge)
8, 11
Command to Bank m
[Note 1~3, 6,13~15]
H
X
X
X
DESELECT (NOP / continue previous operation)
Any
L
H
H
H
No Operation (NOP / continue previous operation)
Idle
X
X
X
X
Any command allowed to bank m
L
L
H
H
ACTIVE (select and activate row)
L
H
L
H
READ (select column & start read burst)
10
L
H
L
L
WRITE (select column & start write burst)
10
Row Activating,
Active, or
Precharging
L
L
H
L
PRECHARGE
L
L
H
H
ACTIVE (select and activate row)
L
H
L
H
READ (select column & start new read burst)
10
L
H
L
L
WRITE (select column & start write burst)
10, 12
Read
(Auto Precharge
disabled)
L
L
H
L
PRECHARGE
L
L
H
H
ACTIVE (select and activate row)
L
H
L
H
READ (select column & start read burst)
10, 11
L
H
L
L
WRITE (select column & start new write burst)
10
Write
(Auto Precharge
disabled)
L
L
H
L
PRECHARGE
L
L
H
H
ACTIVE (select and activate row)
L
H
L
H
READ (select column & start new read burst)
3a, 10
L
H
L
L
WRITE (select column & start write burst)
3a, 10, 12
Read with
Auto Precharge
L
L
H
L
PRECHARGE
L
L
H
H
ACTIVE (select and activate row)
L
H
L
H
READ (select column & start read burst)
3a, 10
L
H
L
L
WRITE (select column & start new write burst)
3a, 10
Write with
Auto Precharge
L
L
H
L
PRECHARGE
Notes:
1.
This table applies when CKEn-1 was HIGH and CKEn is HIGH and after tXSNR or tXSRD has been met (if the previous
state was self refresh).


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