參數(shù)資料
型號: V58C2256804SHUE6E
廠商: PROMOS TECHNOLOGIES INC
元件分類: DRAM
英文描述: 32M X 8 DDR DRAM, PDSO66
封裝: 0.400 INCH, ROHS COMPLIANT, PLASTIC, MS-024FC, TSOP2-66
文件頁數(shù): 56/60頁
文件大小: 1125K
代理商: V58C2256804SHUE6E
6
ProMOS TECHNOLOGIES
V58C2256(804/404/164)SH
V58C2256(804/404/164)SH Rev. 1.1 July 2010
Block Diagram
Row decoder
Memory array
Bank 0
8192 x 512
x 16 bit
Column
de
co
der
Sense
ampl
ifie
r&
I(
O
)bus
Row decoder
Memory array
Bank 1
Colu
mn
d
e
coder
S
e
ns
e
am
p
lif
ie
r&
I
(O
)b
u
s
Row decoder
Memory array
Bank 2
Co
lumn
decode
r
Sense
ampl
ifie
r&
I(
O
)
bu
s
Row decoder
Memory array
Bank 3
Column
de
co
der
S
ense
amplif
ier
&
I(
O)
bu
s
Input buffer
Output buffer
DQ0-DQ7
Column address
counter
Column address
buffer
Row address
buffer
Refresh Counter
A0 - A12, BA0, BA1
A0 - A9, AP, BA0, BA1
Control logic & timing generator
CK
CKE
CS
RAS
CAS
WE
DM
Row Addresses
Column Addresses
DLL
Strobe
Gen.
Data Strobe
CK, CK
CK
DQS
32M x 8
8192 x 512
x 16 bit
8192 x 512
x 16bit
8192 x 512
x 16bit
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