Data Sheet

Table Of Contents
Confidential
4.3 MCU Current Consumption with 3 V Supply
Unless otherwise indicated, typical conditions are: Module supply voltage = 3.0 V. Voltage scaling level = VSCALE1. T
A
= 25 °C. Mini-
mum and maximum values in this table represent the worst conditions across process variation at T
A
= 25 °C.
Table 4.3. MCU Current Consumption with 3 V Supply
Parameter Symbol Test Condition Min Typ Max Unit
Current consumption in EM0
mode with all peripherals dis-
abled
I
ACTIVE
76.8 MHz HFRCO w/ DPLL refer-
enced to 38.4 MHz crystal, CPU
running while loop from flash,
VSCALE2
27 µA/MHz
76.8 MHz HFRCO w/ DPLL refer-
enced to 38.4 MHz crystal, CPU
running CoreMark loop from flash,
VSCALE2
37 µA/MHz
38.4 MHz crystal, CPU running
Prime from flash
28 µA/MHz
38.4 MHz crystal, CPU running
while loop from flash
26 µA/MHz
38.4 MHz crystal, CPU running
CoreMark loop from flash
38 µA/MHz
38 MHz HFRCO, CPU running
while loop from flash
22 µA/MHz
76.8 MHz HFRCO w/ DPLL refer-
enced to 38.4 MHz crystal, CPU
running Prime from flash,
VSCALE2
28 µA/MHz
Current consumption in EM1
mode with all peripherals dis-
abled
I
EM1
76.8 MHz HFRCO w/ DPLL refer-
enced to 38.4 MHz crystal,
VSCALE2
17 µA/MHz
38.4 MHz crystal 17 µA/MHz
38 MHz HFRCO 13 µA/MHz
Current consumption in EM2
mode, VSCALE0
I
EM2_VS
Full RAM retention and RTC run-
ning from LFXO
1.40 µA
Full RAM retention and RTC run-
ning from LFRCO
1.40 µA
Full RAM retention and RTC run-
ning from LFRCO in precision
mode
1.75 µA
24 kB RAM retention and RTC
running from LFXO
1.32 µA
24 kB RAM retention and RTC
running from LFRCO in precision
mode
1.66 µA
8 kB RAM retention and RTC run-
ning from LFXO
1.21 µA
8 kB RAM retention and RTC run-
ning from LFRCO
1.20 µA
Current consumption in EM3
mode, VSCALE0
I
EM3_VS
8 kB RAM retention and RTC run-
ning from ULFRCO
1.05 µA
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