參數(shù)資料
型號: S8S3122X16
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 256K x 16 SDRAM
中文描述: 256K × 16內(nèi)存
文件頁數(shù): 38/44頁
文件大小: 1163K
代理商: S8S3122X16
CMOS SDRAM
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
S8S3122X16
Ver 0.0 Sep. '01
Read Interrupted by Precharge Command & Read Burst Stop Cycle @Burst Length=Full page
HIGH
Row Active
(A-Bank)
: Don't care
*Note :
1. At full page mode, burst is wrap-around at the end of burst. So auto precharge is impossible.
2. About the valid DQs after burst stop, it is same as the case of RAS interrupt.
Both cases are illustrated above timing diagram. See the label 0. 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".
3. Burst stop is valid at every burst length.
*Note 2
Precharge
(A-Bank)
Burst Stop
Read
(A-Bank)
Read
(A-Bank)
1
2
1
2
BA
A
8
/AP
CL=2
CL=3
DQ
ADDR
CAS
RAS
CS
CKE
CLOCK
WE
DQM
QAa0
QAa1 QAa2
QAa3 QAa4
QAa0 QAa1 QAa2 QAa3 QAa4
QAb0 QAb1 QAb2 QAb3 QAb4 QAb5
QAb0 QAb1 QAb2 QAb3 QAb4 QAb5
RAa
CAa
CAb
RAa
相關PDF資料
PDF描述
S8S3122X16-TCR1 256K x 16 SDRAM
S8S3122X16-TCR2 256K x 16 SDRAM
S9015 PNP (LOW FREQUENCY, LOW NOISE AMPLIFIER)
S9015 Low Frequency, Low Noise Amplifier
S9015 PNP Silicon Transistor
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