A43E26161
* Note : 1. All inputs can be don’t care when
is high at the CLK high going edge.
CS
2. Bank active & read/write are controlled by BS0, BS1.
BS1
BS0
Active & Read/Write
Bank A
0
0
1
1
0
1
0
1
Bank B
Bank C
Bank D
3. Enable and disable auto precharge function are controlled by A10/AP in read/write command.
A10/AP BS1
BS0
0
Operation
0
0
Disable auto precharge, leave bank A active at end of burst.
Disable auto precharge, leave bank B active at end of burst.
Disable auto precharge, leave bank C active at end of burst.
Disable auto precharge, leave bank D active at end of burst.
Enable auto precharge, precharge bank A at end of burst.
Enable auto precharge, precharge bank B at end of burst.
Enable auto precharge, precharge bank C at end of burst.
Enable auto precharge, precharge bank D at end of burst.
1
0
1
0
1
0
0
1
0
1
1
1
0
1
1
4. A10/AP and BS0, BS1 control bank precharge when precharge command is asserted.
A10/AP
BS1
0
BS0
0
Precharge
Bank A
0
0
0
0
1
0
1
Bank B
1
0
Bank C
1
1
Bank D
X
X
All Banks
(December, 2004, Version 1.0)
23
AMIC Technology, Corp.
AMICC [ AMIC TECHNOLOGY ]
