參數(shù)資料
型號: A45L9332AF-7
廠商: AMIC Technology Corporation
英文描述: 256K X 32 Bit X 2 Banks Synchronous Graphic RAM
中文描述: 256 × 32位× 2銀行同步圖形內存
文件頁數(shù): 42/55頁
文件大?。?/td> 1255K
代理商: A45L9332AF-7
A45L9332A Series
PRELIMINARY
(October, 2001, Version 0.1)
41
AMIC Technology, Inc.
Read Interrupted by Precharge Command & Read Burst Stop Cycle (@Full Page Only)
* Note : 1. At full page mode, burst is wrap-around at the end of burst. So auto precharge is impossible.
2. About the valid DQ’s after burst stop, it is same as the case of
RAS
interrupt.
Both cases are illustrated above timing diagram. See the label 1,2 on them.
But at burst write, burst stop and
RAS
interrupt should be compared carefully.
Refer the timing diagram of “Full page write burst stop cycle”.
High
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CLOCK
CKE
CS
RAS
CAS
ADDR
A10
Row Active
(A-Bank)
: Don't care
RAa
A9
CAa
RAa
WE
DSF
QAa3
QAa2
QAa1
QAa4
QAb0
DQM
QAa4
QAa3
QAa1
QAa2
QAb0
QAb1
QAb2
QAb3
DQ
(CL=2)
QAb1
QAb2
QAb3
DQ
(CL=3)
Precharge
(A-Bank)
Read
(A-Bank)
CAb
Read
(A-Bank)
Burst Stop
* Note 1
* Note 1
1
* Note 2
QAa0
QAb4
QAb5
1
QAa0
2
QAb4
QAb5
2
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