dsp56852 Freescale Semiconductor, Inc, dsp56852 Datasheet - Page 19

• Manufacturer Part Number: dsp56852
• Description: 56800e 16-bit Digital Signal Controllers Digital Signal Controller
• Manufacturer: Freescale Semiconductor, Inc

4.3 Supply Voltage Sequencing and Separation Cautions
Figure 4-2
Note: 1. V
Freescale Semiconductor
Figure 4-1 Maximum Run I
2. V
3.3V
1.8V
DD
DDIO
shows two situations to avoid in sequencing the V
rising before V
0
, V
Figure 4-2 Supply Voltage Sequencing and Separation Cautions
DDA
90
60
120
150
30
0
rising much faster than V
DDIO
1
, V
DDA
20
EMI Mode
DDTOTAL
56852 Technical Data, Rev. 8
DD
5
40
vs. Frequency (see Notes 1. and 5. in
MAC Mode
2
1
60
DD
and V
Supplies Stable
Supply Voltage Sequencing and Separation Cautions
80
DDIO,
V
100
DDA
supplies.
V
DDIO,
Table
V
120
DD
Time
V
DDA
4-4)
19