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參數(shù)資料
| 型號： | K4C89323AF-GCFB |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| 中文描述： | 2097152 - 4字×銀行× 36位的雙數(shù)據(jù)速率網(wǎng)絡(luò)內(nèi)存 |
| 文件頁數(shù)： | 54/58頁 |
| 文件大小： | 1340K |
| 代理商： | K4C89323AF-GCFB |
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K4C89363AF
REV. 0.0 Nov. 2002
- 54 -
R e g u l a r M o d e R e g i s t e r / E x t e n d e d M o d e R e g i s t e r c h a n g e b i t s ( B A 0 , B A 1 )
These bits are used to choose either Regular MRS or Extended MRS
Regular Mode Register Fields
( R - 1 ) B u r s t L e n g t h f i e l d ( A 2 t o A 0 )
T h i s f i e l d s p e c i f i e s t h e d a t a l e n g t h f o r c o l u m n a c c e s s u s i n g t h e A 2 t o A 0 p i n s a n d s e t s t h e B u r s t L e n g t h t o b e 2 o r 4
w o r d s .
( R - 2 ) B u r s t T y p e f i e l d ( A 3 )
T h i s B u r s t T y p e c a n b e c h o s e n I n t e r l e a v e m o d e o r S e q u e n t i a l m o d e . W h e n t h e A 3 b i t i s " 0 " , S e q u e n t i a l m o d e i s
s e l e c t e d . W h e n t h e A 3 b i t i s " 1 " , I n t e r l e a v e m o d e i s s e l e c t e d . B o t h b u r s t t y p e s s u p p o r t b u r s t l e n g t h o f 2 a n d 4 w o r d s .
A d d r e s s i n g s e q u e n c e o f S e q u e n t i a l m o d e ( A 3 )
A c o l u m n a c c e s s i s s t a r t e d f r o m t h e i n p u t t e d l o w e r a d d r e s s a n d i s p e r f o r m e d b y i n c r e m e n t i n g t h e l o w e r a d d r e s s i n p u t t o
t h e d e v i c e .
B A 1
B A 0
A 1 4 ~ A 0
0
0
R e g u l a r M R S c y c l e
0
1
E x t e n d e d M R S c y c l e
1
X
R e s e r v e d
A 2
A1
A 0
Burst Length
0
0
0
R e s e r v e d
0
0
1
2 w o r d s
0
1
0
4 w o r d s
0
1
1
R e s e r v e d
1
X
X
R e s e r v e d
A3
B u r s t T y p e
0
S e q u e n t i a l
1
I n t e r l e a v e
RDA
LAL
Data 0 Data 1 Data 2 Data 3
Addressing sequence for Sequential mode
Data
Access Address
Burst Length
D a t a 0
n
2 w o r d s ( A d d r e s s b i t s i s L A 0 )
n o t c a r r i e d f r o m L A 0 ~ L A 1
4 w o r d s ( A d d r e s s b i t s i s L A 1 , L A 0 )
n o t c a r r i e d f r o m L A 1 ~ L A 2
D a t a 1
n + 1
D a t a 2
n + 2
D a t a 3
n + 3
C A S Latency = 4 (Free Running QS mode)
CK
CK
Command
Q S
DQ
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PDF描述 |
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| K4C89323AF-TCF5 | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89323AF-TCF6 | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89323AF-TCFB | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89363AF | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89363AF-GCF5 | 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| K4C89323AF-TCF5 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89323AF-TCF6 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89323AF-TCFB | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89363AF | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
| K4C89363AF-GCF5 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network-DRAM |
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