參數(shù)資料
型號(hào): DSP56F826E
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號(hào)控制器
文件頁數(shù): 23/56頁
文件大小: 700K
代理商: DSP56F826E
Supply Voltage Sequencing and Separation Cautions
56F826 Technical Data, Rev. 14
Freescale Semiconductor
23
Figure 3-1 Maximum Run IDD vs. Frequency (see Note 6. in
Table 3-4
)
3.3 Supply Voltage Sequencing and Separation Cautions
Figure 3-2
shows two situations to avoid in sequencing the V
DD
and V
DDIO,
V
DDA
supplies.
Notes:
1. V
DD
rising before V
DDIO
, V
DDA
2. V
DDIO
, V
DDA
rising much faster than V
DD
Figure 3-2 Supply Voltage Sequencing and Separation Cautions
0
25
75
100
50
20
40
60
80
Freq. (MHz)
I
IDD Digital
IDD Analog
IDD Total
3.3V
2.5V
Time
0
2
1
Supplies Stable
V
DD
V
DDIO,
V
DDA
D
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