MCF5329DS ANALOGICTECH [Advanced Analogic Technologies], MCF5329DS Datasheet - Page 19

• Manufacturer Part Number: MCF5329DS
• Description: MCF5329 ColdFire Microprocessor Data Sheet
• Manufacturer: ANALOGICTECH [Advanced Analogic Technologies]

5.4.3
Figure 7
(PLLV
The relationship between SDV
Both SDV
Freescale Semiconductor
DD
shows situations in sequencing the I/O V
), and Core V
DD
Supply Voltage Sequencing and Separation Cautions
(2.5V or 3.3V) and EV
In addition to the above filter circuitry, a 0.01 F capacitor is also
recommended in parallel with those shown.
3.3V
2.5V
1.5V
Board EV
Notes:
0
Figure 7. Supply Voltage Sequencing and Separation Cautions
DD
1.
2.
3.
4.
IVDD should not exceed EVDD, SDVDD or PLLVDD by more than
0.4 V at any time, including power-up.
Recommended that IVDD/PLLVDD should track EVDD/SDVDD up to
0.9 V, then separate for completion of ramps.
Input voltage must not be greater than the supply voltage (EVDD, SDVDD,
IVDD, or PLLVDD) by more than 0.5 V at any time, including during power-up.
Use 1 ms or slower rise time for all supplies.
(IV
MCF5329 ColdFire
DD
/IV
DD
1
DD
DD
).
and EV
2
DD
Figure 6. USB V
0 Ω
are specified relative to IV
DD
®
Supplies Stable
is non-critical during power-up and power-down sequences.
Microprocessor Data Sheet, Rev. 0.1
Preliminary
NOTE
10 µF
DD
GND
DD
(EV
Power Filter
DD
), SDRAM V
0.1 µF
DD
.
Preliminary Electrical Characteristics
EV
IV
SDV
DD
DD
USB V
DD
DD
, PLLV
, SDV
(SDV
(2.5V/1.8V)
DD
DD
DD
Pin
Time
DD
, USBV
), PLL V
DD
DD
19