參數(shù)資料
型號(hào): IS42G32256-10PQ
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: 256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
中文描述: 512K X 32 SYNCHRONOUS GRAPHICS RAM, 7 ns, PQFP100
封裝: 14 X 20 MM , PLASTIC, QFP-100
文件頁數(shù): 51/52頁
文件大?。?/td> 456K
代理商: IS42G32256-10PQ
IS42G32256
Integrated Silicon Solution, Inc.
ADVANCE INFORMATION
SR037-0C
09/10/98
51
ISSI
Figure 36. Mode Register Set Cycle
Both bank precharge should be completed
Mode Register Set cycle and auto refresh cycle.
Notes:
1.
CS
,
raS
,
CAS
, and
WE
activation and DSF of
low at the same clock with address key will set
internal mode register.
2. Minimum one clock cycle should be met before
new
RAS
activation.
3. Please refer to Mode Register Set table.
CLK
CKE
CS
RAS
CAS
A0-A8
WE
DSF
DQM
0
1
2
3
4
5
6
MRS
NEW
COMMAND
DQ
HI-Z
NOTE 2
NOTE 1
NOTE 3
HIGH
KEY
RA
: DON’T CARE
CLK
CKE
CS
RAS
CAS
A0-A8
WE
DSF
DQM
0
1
2
3
7
8
9
10
4
5
6
AUTO
REFRESH
NEW
COMMAND
DQ
HI-Z
HIGH
t
RC
: DON’T CARE
Figure 37. Auto Refresh Cycle
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IS42G32256-7PQ 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM
IS42G32256-8PQ 制造商:Integrated Silicon Solution Inc 功能描述:
IS42K 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC
IS42KS 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC
IS42L 制造商:IDEC Corporation 功能描述:SENS.IND. 10-30VDC NPN NC