參數(shù)資料
型號(hào): 82439TX
廠商: INTEL CORP
元件分類: 存儲(chǔ)控制器/管理單元
英文描述: System Controller(系統(tǒng)控制器)
中文描述: 256M X 8, DRAM CONTROLLER, PBGA324
封裝: BGA-324
文件頁(yè)數(shù): 47/83頁(yè)
文件大小: 461K
代理商: 82439TX
E
Figure 4 and Figure 5 show the connections between the MTXC and the external tag RAM and data SRAM.
82439TX (MTXC)
47
PRELIMINARY
GWE#
D[7:0]
BWE#
D[15:8]
WE1#
BE[3:0]#
D[23:16]
D[31:24]
TIO[7:0]
TWE#
CCS#
COE#
GWE#
BWE#
D[7:0]
WE#
OE#
A[12:0]
8Kx8 Tag RAM
HA[17:5]
HD[63:56]
HD[55:48]
HD[47:40]
HD[39:32]
HD[31:24]
HD[23:16]
HD[15:8]
HD[7:0]
MTXC
32Kx32 SRAM
HCLK
HA[17:3]
CADS#
CADV#
ADS#
CLK
A[14:0]
CS#
GWE#
D[7:0]
OE#
ADSC#
ADV#
BWE#
BE[3:0]#
D[23:16]
D[31:24]
HBE[7:4]#
HBE[3:0]#
D[15:8]
zz
zz
ADSP#
mtxc_01
Figure 4. MTXC Connections for 256K Second Level Cache with PBSRAM
Figure 5 shows a 512-KB implementation using four 32Kx32 SRAM. Two 64Kx32 devices could also be used. In
this case, HA18 would not be connected to CS2# (i.e., CS2 and CS2# should be connected to an active state).
HA18 should be connected to one of the address lines on the 64Kx32 SRAM and is still required for the TAG
RAM.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
82439TXC 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:INTEL 430HX PCISET 82439HX SYSTEM CONTROLLER (TXC)
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