A45L9332AE AMICC [AMIC Technology], A45L9332AE Datasheet - Page 31
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A45L9332AE
Manufacturer Part Number
A45L9332AE
Description
256K X 32 Bit X 2 Banks Synchronous Graphic RAM
Manufacturer
AMICC [AMIC Technology]
Datasheet
1.A45L9332AE.pdf
(55 pages)
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PRELIMINARY
* Note : 1. All inputs can be don’t care when CS is high at the CLK high going edge.
(October, 2001, Version 0.1)
2. Bank active & read/write are controlled by A10.
3. Enable and disable auto precharge function are controlled by A9 in read/write command.
4. A9 and A10 control bank precharge when precharge command is asserted.
6. Block write/normal write is controlled by DSF
5. Enable and disable Write-per Bit function are controlled by DSF in Row Active command.
DSF
A10
A10
A9
A9
H
0
1
0
1
0
0
1
0
1
L
DSF
A10
A10
X
H
H
0
1
0
1
0
1
L
L
Normal write
Block write
Operation
Active & Read/Write
Disable auto precharge, leave bank A active at end of burst.
Disable auto precharge, leave bank B 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.
Bank A row active, disable write per bit function for bank A
Bank A row active, enable write per bit function for bank A
Bank B row active, disable write per bit function for bank B
Bank B row active, enable write per bit function for bank B
Bank A
Bank B
Precharge
Both Bank
Bank A
Bank B
30
Minimum cycle time
Operation
Operation
t
t
BWC
CCD
AMIC Technology, Inc.
A45L9332A Series
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