MCF5227x ColdFire Microprocessor Data Sheet, Rev. 8
參數(shù)資料
型號(hào): MCF52274CLU120
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 44/46頁(yè)
文件大?。?/td> 0K
描述: MCU 32-BIT LCD TOUCH 176-LQFP
標(biāo)準(zhǔn)包裝: 40
系列: MCF5227x
核心處理器: Coldfire V2
芯體尺寸: 32-位
速度: 120MHz
連通性: CAN,EBI/EMI,I²C,SPI,SSI,UART/USART,USB OTG
外圍設(shè)備: DMA,LCD,PWM,WDT
輸入/輸出數(shù): 47
程序存儲(chǔ)器類型: ROMless
RAM 容量: 128K x 8
電壓 - 電源 (Vcc/Vdd): 1.4 V ~ 1.6 V
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 176-LQFP
包裝: 托盤
Hardware Design Considerations
MCF5227x ColdFire Microprocessor Data Sheet, Rev. 8
Freescale Semiconductor
7
3.5
Power Consumption Specifications
All application power consumption data is lab data measured on an M52277EVB running the Freescale Linux BSP.
Figure 5. Power Consumption in Various Applications
All current consumption data is lab data measured on a single device using an evaluation board. Table 4 shows the typical power
consumption in low-power modes. These current measurements are taken after executing a STOP instruction.
Table 3. MCF52277 Application Power Consumption1
1 All voltage rails at nominal values: IV
DD = 1.5 V, EVDD = 3.3 V, and SDVDD = 1.8 V.
Core
Freq.
Idle (LCD
image)
Idle (audio
image)
Button
Demo
Slideshow
Demo
MP3
Playback
USB FS
File Copy
Units
160 MHz
IVDD
61.4
59.2
84.7
96.5
89.2
89.5
mA
EVDD
28.87
25.73
35.3
34.6
33.46
29.86
SDVDD
18.8
18.57
21.8
23.9
22.66
22.2
Total Power
221.211
207.135
282.78
301.95
285.006
272.748
mW
Table 4. Current Consumption in Low-Power Modes1,2
Mode
Voltage Supply
System Frequency
80MHz
64MHz
48MHz
32MHz
4MHz
(LIMP
mode)
RUN
IVDD (mA)
75.1
62.7
49.2
36.6
3.5
Power (mW)
112.65
94.05
73.80
54.90
5.25
WAIT
IVDD (mA)
61.9
52.8
42.0
31.7
2.9
Power (mW)
92.85
79.20
63.00
47.55
4.35
0
50
100
150
200
250
300
350
Idle (LCD
image)
Idle (Audio
Image)
Button
Demo
Slideshow
Demo
MP3
Playback
USB FS
File Copy
Tot
a
lP
owe
r(
m
W)
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