Datasheet

MCF5208 ColdFire
®
Microprocessor Data Sheet, Rev. 3
Electrical Characteristics
Freescale Semiconductor22
0.4 V during power down or there is an undesired high current in the ESD protection diodes. There are no
requirements for the fall times of the power supplies.
The recommended power down sequence is:
1. Drop IV
DD
/PLLV
DD
to 0 V.
2. Drop EV
DD
/SDV
DD
supplies.
5.5 Current Consumption
All of the below current consumption data is lab data measured on a single device using an evaluation
board. Table 8 shows the typical current consumption in low-power modes at various f
sys/2
frequencies.
Current measurements are taken after executing a STOP instruction.
Table 8. Current Consumption in Low-Power Mode
1,2
NOTES:
1
All values are measured with a 3.30V EV
DD
, 2.50V SDV
DD
, and 1.5V IV
DD
power supplies. Tests performed at
room temperature with pins configured for high drive strength.
2
Refer to the Power Management chapter in the MCF5208 Reference Manual for more information on low-power
modes.
Mode
Voltage
(V)
Typical
3
(mA)
3
All peripheral clocks except UART0, FlexBus, INTC, reset controller, PLL, and Edge Port off before entering
low-power mode. All code executed from flash.
Peak
4
(mA)
4
Peak current measured while running a while(1) loop with all modules active.
44 MHz 56 MHz 64 MHz 72 MHz 83.33 MHz 83.33 MHz
Stop Mode 3
(Stop 11)
5
3.3 1.33
2.5 15.19
1.5 0.519
Stop Mode 2
(Stop 10)
5
3.3 1.93
2.5 15.19
1.5 1.25
Stop Mode 1
(Stop 01)
5
3.3 1.83
2.5 15.23
1.5 8.24 10.22 9.55 10.61 12.1 12.1
Stop Mode 0
(Stop 00)
5
3.3 2.23 2.33 2.41 2.5 2.61 2.61
2.5 16.2 16.47 16.62 16.91 17.24 17.24
1.5 8.32 10.32 9.66 10.73 12.25 12.25
Wait/Doze
3.3 2.23 2.33 2.41 2..5 2.6 4.07
2.5 16.2 16.48 16.62 16.91 17.24 18.77
1.5 11.53 14.36 14.29 15.92 18.21 35.45
Run
3.3 6.79 9.02 14.56 19.54 29.12 30.43
2.5 16.17 16.48 16.64 16.89 17.23 18.76
1.5 16.29 20.36 21.13 23.57 27.0 44.1