參數(shù)資料
型號: HYB39S256400D
廠商: INFINEON TECHNOLOGIES AG
英文描述: 256-MBit Synchronous DRAM
中文描述: 256兆位同步DRAM
文件頁數(shù): 13/28頁
文件大?。?/td> 630K
代理商: HYB39S256400D
HYB39S256[40/80/16]0D[C/T](L)
256-MBit Synchronous DRAM
Pin Configuration
Data Sheet
13
Rev. 1.02, 2004-02
10072003-13LE-FGQQ
Figure 4
Block Diagram for 16M x 16 SDRAM (13/9/2 addressing)
Memory
Array
Bank 1
8192 x 512
x 16 Bit
Memory
Array
Bank 2
8192 x 512
x 16 Bit
Memory
Array
Bank 3
8192 x 512
x 16 Bit
SPB04129
Column Address
Counter
Row
Decoder
Memory
Array
Bank 0
8192 x 512
x 16 Bit
C
S
Row
Decoder
S
Row
Decoder
Row
Decoder
C
S
Row Address
Buffer
Column Address
Buffer
Refresh Counter
S
A0 - A12,
BA0, BA1
A0 - A8, AP,
BA0, BA1
Column Addresses
Row Addresses
Input Buffer
Output Buffer
DQ0 - DQ15
Control Logic &
Timing Generator
C
C
C
R
C
W
D
D
C
C
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