參數(shù)資料
型號(hào): HYB25D128400AT
廠商: INFINEON TECHNOLOGIES AG
英文描述: 128 Mbit Double Data Rate SDRAM
中文描述: 128兆雙倍數(shù)據(jù)速率SDRAM
文件頁數(shù): 12/79頁
文件大?。?/td> 2596K
代理商: HYB25D128400AT
HYB25D128[400/800/160]A-[6/7/8]
128Mbit Double Data Rate SDRAM
Pin Configuration
Data Sheet
12
Rev. 1.06, 2004-01
09192003-LFQ1-R60G
Figure 4
Block Diagram (8Mb
×
16)
R
1
DQS
CK, CK
DLL
RAS
CAS
CK
CS
WE
CK
C
Column-Address
Counter/Latch
Mode
Registers
9
C
D
A0-A11,
BA0, BA1
CKE
14
14
I/O Gating
DM Mask Logic
Array
(4096 x 256x 32)
Sense Amplifiers
Bank1
Bank2
Bank3
12
8
1
2
2
R
16
16
16
RInput
1
1
1
1
1
32
32
2
32
clk
Data
Mask
Data
CK,
CK
COL0
COL0
COL0
clk
in
M
GeDQS
16
16
16
16
16
32
DQ0-DQ15,
DM
LDQS, UDQS
2
R
Write
F&
Drivers
Note: This Functional Block Diagram is intended to facilitate user understanding of the
operation of the device; it does not represent an actual circuit implementation.
Note: UDM and LDM are unidirectional signals (input only), but is internally loaded to
match the load of the bidirectional DQ , UDQS and LDQS signals.
Column
Decoder
(256
R
1
8
B
R
&
4096
A
D
B
12
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