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參數(shù)資料
| 型號(hào)： | MCF51QU32VLF |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | FLASH, 50 MHz, MICROCONTROLLER, PQFP48 |
| 封裝： | 7 X 7 MM, LQFP-48 |
| 文件頁(yè)數(shù)： | 8/72頁(yè) |
| 文件大?。?/td> | 1031K |
| 代理商： | MCF51QU32VLF |
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LVD disabled, USB voltage regulator disabled
No GPIOs toggled
Code execution from flash memory
DIAGRAM TBD
Figure 2. Run mode supply current vs. core frequency — all peripheral clocks enabled
5.2.6 EMC radiated emissions operating behaviors
Table 7. EMC radiated emissions operating behaviors
Symbol
Description
Frequency
band (MHz)
Typ.
Unit
Notes
VRE1
Radiated emissions voltage, band 1
0.15–50
TBD
dBμV
VRE2
Radiated emissions voltage, band 2
50–150
TBD
VRE3
Radiated emissions voltage, band 3
150–500
TBD
VRE4
Radiated emissions voltage, band 4
500–1000
TBD
VRE_IEC
IEC level
0.15–1000
TBD
—
1. Determined according to IEC Standard 61967-1, Integrated Circuits - Measurement of Electromagnetic Emissions, 150
kHz to 1 GHz Part 1: General Conditions and Definitions, and IEC Standard 61967-2, Integrated Circuits - Measurement
of Electromagnetic Emissions, 150 kHz to 1 GHz Part 2: Measurement of Radiated Emissions—TEM Cell and Wideband
TEM Cell Method.
2. VDD = 3 V, TA = 25 °C, fOSC = 16 MHz (crystal), fBUS = 25 MHz
3. Specified according to Annex D of IEC Standard 61967-2, Measurement of Radiated Emissions—TEM Cell and Wideband
TEM Cell Method.
5.2.7 Designing with radiated emissions in mind
To find application notes that provide guidance on designing your system to minimize
interference from radiated emissions:
1. Go to http://www.freescale.com.
2. Perform a keyword search for “EMC design.”
5.2.8 Capacitance attributes
Table 8. Capacitance attributes
Symbol
Description
Min.
Max.
Unit
CIN_A
Input capacitance: analog pins
—
7
pF
CIN_D
Input capacitance: digital pins
—
7
pF
Nonswitching electrical specifications
MCF51JF128 Advance Information Data Sheet, Rev. 3, 08/2011.
16
Preliminary
Freescale Semiconductor, Inc.
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