參數(shù)資料
型號: V54C3128404VBI6I
廠商: PROMOS TECHNOLOGIES INC
元件分類: DRAM
英文描述: 32M X 4 SYNCHRONOUS DRAM, 5.4 ns, PDSO54
封裝: GREEN, TSOP2-54
文件頁數(shù): 2/56頁
文件大小: 726K
代理商: V54C3128404VBI6I
10
V54C3128(16/80/40)4VB*I Rev.1.4 December 2007
ProMOS TECHNOLOGIES
V54C3128(16/80/40)4VB*I
Block Diagram
x4 Configuration
Row decoder
Memory array
Bank 0
4096 x 2048
x 4 bit
Co
lu
m
n
d
e
co
d
e
r
S
e
ns
e
am
pl
if
ie
r&
I
(O)
bu
s
Row decoder
Memory array
Bank 1
4096 x 2048
x 4 bit
C
o
lu
mn
dec
ode
r
S
e
ns
e
am
pl
if
ie
r&
I
(O
)
b
u
s
Row decoder
Memory array
Bank 2
4096 x 2048
x 4 bit
Co
lu
m
n
d
e
c
o
d
e
r
S
e
ns
e
am
pl
if
ie
r
&
I
(O)
bu
s
Row decoder
Memory array
Bank 3
4096 x 2048
x 4 bit
Co
lu
m
n
d
e
co
d
e
r
S
e
nse
am
pl
if
ie
r&
I(O
)b
u
s
Input buffer
Output buffer
I/O1-I/O4
Column address
counter
Column address
buffer
Row address
buffer
Refresh Counter
A0 - A11, BA0, BA1
A0 - A9, A11, AP, BA0, BA1
Control logic & timing generator
CLK
CK
E
CS
RA
S
CA
S
WE
DQM
Row Addresses
Column Addresses
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