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4.1.4.3 Current Consumption 1.85 V (DC-DC in Bypass Mode)
Unless otherwise indicated, typical conditions are: VDD = 1.85 V. T
OP
= 25 °C. DC-DC in bypass mode. Minimum and maximum values
in this table represent the worst conditions across supply voltage and process variation at T
OP
= 25 °C.
Table 4.6. Current Consumption 1.85V without DC/DC
Parameter Symbol Test Condition Min Typ Max Unit
Current consumption in EM0
Active mode with all periph-
erals disabled I
ACTIVE
38.4 MHz crystal, CPU running
while loop from flash
1
— 131 — μA/MHz
38 MHz HFRCO, CPU running
Prime from flash — 88 — μA/MHz
38 MHz HFRCO, CPU running
while loop from flash — 100 — μA/MHz
38 MHz HFRCO, CPU running
CoreMark from flash — 112 — μA/MHz
26 MHz HFRCO, CPU running
while loop from flash — 102 — μA/MHz
1 MHz HFRCO, CPU running
while loop from flash — 220 — μA/MHz
Current consumption in EM1
Sleep mode with all peripher-
als disabled I
EM1
38.4 MHz crystal
1 — 65 — μA/MHz
38 MHz HFRCO — 35 — μA/MHz
26 MHz HFRCO — 37 — μA/MHz
1 MHz HFRCO — 154 — μA/MHz
Current consumption in EM2
Deep Sleep mode I
EM2
Full RAM retention and RTCC
running from LFXO — 3.2 — μA
4 kB RAM retention and RTCC
running from LFRCO — 2.8 — μA
Current consumption in EM3
Stop mode I
EM3
Full RAM retention and CRYO-
TIMER running from ULFRCO — 2.7 — μA
Current consumption in
EM4H Hibernate mode I
EM4
128 byte RAM retention, RTCC
running from LFXO — 1 — μA
128 byte RAM retention, CRYO-
TIMER running from ULFRCO — 0.62 — μA
128 byte RAM retention, no RTCC — 0.62 — μA
Current consumption in
EM4S Shutoff mode I
EM4S
No RAM retention, no RTCC — 0.02 — μA
Note:
1. CMU_HFXOCTRL_LOWPOWER=0
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®
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