參數(shù)資料
型號(hào): MC9328MX21DVG
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 266 MHz, MICROPROCESSOR, PBGA289
封裝: 14 X 14 MM, 1.41 MM HEIGHT, 0.65 MM PITCH, MAPBGA-289
文件頁(yè)數(shù): 18/106頁(yè)
文件大?。?/td> 1932K
代理商: MC9328MX21DVG
Specifications
MC9328MX21 Product Preview, Rev. 1.1
Freescale Semiconductor
19
3.6
Reset Module
The timing relationships of the Reset module with the POR and RESET_IN are shown in Figure 2 and
Figure 3 on page 20. Be aware that NVDD must ramp up to at least 1.7V for NVDD1 and 2.7V for
NVDD2-6 before QVDD is powered up to prevent forward biasing.
Figure 2. Timing Relationship with POR
POR
RESET_POR
RESET_DRAM
HRESET
RESET_OUT
CLK32
HCLK
1
2
3
4
Exact 300ms
7 cycles @ CLK32
14 cycles @ CLK32
Can be adjusted depending on the crystal
start-up time 32KHz or 32.768KHz
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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MC9328MX21DVH 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:i.MX family of microprocessors
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