N16D1633LPA
Advance Information
NanoAmp Solutions, Inc.
Table 5: Function Truth Table
Command
Current
State
Action
Note
/CS
/RAS
/CAS
/WE
A11
A0-A10
Description
L
L
L
L
L
L
L
L
H
L
H
L
OP CODE
Mode Register Set
Auto or Self Refresh
Precharge
Set the Mode Register
Start Auto or Self Refresh
No Operation
14
5
X
X
X
BA
Activate the Specific Bank
and Row
L
L
H
H
BA
Row Addr
Bank Active
IDLE
L
L
L
H
L
L
L
L
H
H
H
X
L
L
L
L
L
L
H
X
L
L
H
H
L
H
H
X
L
H
L
H
BA
BA
X
Col Addr/A10
Col Addr/A10
X
X
Write/Write AP
Read/Read AP
NOP
Device Deselect
Mode Register Set
Auto or Self Refresh
Precharge
ILLEGAL
ILLEGAL
NOP
NOP or Power Down
ILLEGAL
ILLEGAL
Precharge
ILLEGAL
4
4
3
3
X
OP CODE
X
BA
BA
13,14
13
7
X
X
Row Addr
Bank Active
4
ROW
Start Write : Optional
AP(A10 = H)
Start Read: Optional
AP(A10 = H)
L
L
H
H
L
L
L
BA
BA
Col Addr/A10
Col Addr/A10
Write/Write AP
Read/Read AP
6
6
ACTIVE
H
L
H
L
H
X
L
H
X
L
H
X
L
X
X
X
X
NOP
NOP
NOP
ILLEGAL
ILLEGAL
Device Deselect
Mode Register Set
Auto or Self Refresh
OP CODE
X
13,14
13
L
L
L
H
X
Termination Burst :
Start the Precharge
ILLEGAL
Termination Burst:
Start Write(AP)
L
L
L
L
L
H
H
L
L
H
L
BA
BA
BA
X
Precharge
Row Addr
Col Addr/A10
Bank Active
Write/Write AP
4
READ
H
8,9
Termination Burst:
Start Read(AP)
L
H
L
H
BA
Col Addr/A10
Read/Read AP
8
L
H
L
H
X
L
H
X
L
H
X
L
X
X
X
X
NOP
Continue the Burst
Continue the Burst
ILLEGAL
Device Deselect
Mode Register Set
Auto or Self Refresh
OP CODE
X
13,14
13
L
L
L
H
X
ILLEGAL
Termination Burst :
Start the Precharge
ILLEGAL
Termination Burst:
Start Write(AP)
L
L
L
L
L
H
H
L
L
H
L
BA
BA
BA
X
Precharge
Row Addr
Col Addr/A10
Bank Active
Write/Write AP
4
WRITE
H
8,9
Termination Burst:
Start Read(AP)
L
H
L
H
BA
Col Addr/A10
Read/Read AP
8
L
H
H
X
H
X
H
X
X
X
X
X
NOP
Device Deselect
Continue the Burst
Continue the Burst
Stock No. 23395- Rev I 5/05
The specifications of this device are subject to change without notice. For latest documentation see http://www.nanoamp.com.
13
NANOAMP [ NANOAMP SOLUTIONS, INC. ]
