參數(shù)資料
型號(hào): MPC8540VT667LB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 667 MHz, MICROPROCESSOR, PBGA783
封裝: 29 X 29 MM, 3.75 MM HEIGHT, 1 MM PITCH, LEAD FREE, FLIP CHIP, PLASTIC, BGA-783
文件頁(yè)數(shù): 90/104頁(yè)
文件大小: 1216K
代理商: MPC8540VT667LB
MPC8540 Integrated Processor Hardware Specifications, Rev. 4.1
86
Freescale Semiconductor
Thermal
The spring mounting should be designed to apply the force only directly above the die. By localizing the
force, rocking of the heat sink is minimized. One suggested mounting method attaches a plastic fence to
the board to provide the structure on which the heat sink spring clips. The plastic fence also provides the
opportunity to minimize the holes in the printed-circuit board and to locate them at the corners of the
package. Figure 50 and Figure 51 provide exploded views of the plastic fence, heat sink, and spring clip.
Figure 50. Exploded Views (1) of a Heat Sink Attachment using a Plastic Force
相關(guān)PDF資料
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MPC8540CPX667LB 32-BIT, 667 MHz, MICROPROCESSOR, PBGA783
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