參數(shù)資料
型號: HYB18RL25616AC-3.3
英文描述: ?256M (16Mx16) 300MHz ?
中文描述: ?256M(16Mx16顯示)300MHz的?
文件頁數(shù): 25/36頁
文件大小: 869K
代理商: HYB18RL25616AC-3.3
HYB18RL25616/32AC
256 Mbit DDR Reduced Latency DRAM
Version 1.42
Page 25
Infineon Technologies
This specification is preliminary and subject to change without notice
2.6.3
Read followed by Write
Figure 23 Read followed by Write, BL=2, RL = 5, WL = 2
Figure 24 Read followed by Write, Write data on bus prior Read data, BL=2, RL=5, WL=2
Q0a
Q0b
D1a
D2b
D2a
D1b
CK#
CK
Com.
0
1
2
3
4
5
6
7
Addr.
RL = 5
DQ
WL = 2
NOP
RD
NOP
WR
NOP
8
WR
NOP
NOP
NOP
A
BA0
A
BA1
A
BA2
DQS
DQS#
t
CKDQS
WR:
Dxy:
WL:
WRITE
Data part y to bank x
Write Latency
A/BAx:
address A of bank x
Don't Care
RD:
Qxy:
RL:
READ
Data part y from bank x
Read Latency
CK#
CK
Com.
0
1
2
3
4
5
6
7
Addr.
RL = 5
DQ
WL = 2
NOP
RD
NOP
NOP
8
NOP
NOP
NOP
WR
A
BA0
A
BA1
DQS
DQS#
t
CKDQS
Q0a
Q0b
D1a
D1b
WR:
Dxy:
WL:
WRITE
Data part y to bank x
Write Latency
A/BAx:
address A of bank x
Don't Care
RD:
Qxy:
RL:
READ
Data part y from bank x
Read Latency
NOP
相關(guān)PDF資料
PDF描述
HYB18RL25616AC-4 ?256M (16Mx16) 250MHz ?
HYB18RL25616AC-5 ?256M (16Mx16) 200MHz ?
HYB18RL25632AC-3.3 ?256M (8Mx32) 300MHz ?
HYB18RL25632AC-5 ?256M (8Mx32) 200MHz ?
HYB25D128400AT-7 ?128Mb (32Mx4) DDR266A (2-3-3)?
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