Datasheet

Electrical characteristics STM32F401xB STM32F401xC
64/139 DS9716 Rev 11
Typical and maximum current consumption
The MCU is placed under the following conditions:
All I/O pins are in input mode with a static value at VDD or VSS (no load).
All peripherals are disabled except if it is explicitly mentioned.
The Flash memory access time is adjusted to both f
HCLK
frequency and VDD ranges
(refer to Table 15: Features depending on the operating power supply range).
The voltage scaling is adjusted to f
HCLK
frequency as follows:
Scale 3 for f
HCLK
60 MHz
Scale 2 for 60 MHz < f
HCLK
84 MHz
The system clock is HCLK, f
PCLK1
= f
HCLK
/2, and f
PCLK2
= f
HCLK
.
External clock is 4 MHz and PLL is on when f
HCLK
is higher than 25 MHz.
The maximum values are obtained for V
DD
= 3.6 V and a maximum ambient
temperature (T
A
), and the typical values for T
A
= 25 °C and V
DD
= 3.3 V unless
otherwise specified.
Table 20. Typical and maximum current consumption, code with data processing (ART
accelerator disabled) running from SRAM - V
DD
=1.8V
Symbol Parameter Conditions
f
HCLK
(MHz)
Typ
Max
(1)
Unit
T
A
=
25 °C
T
A
=
85 °C
T
A
=
105 °C
T
A
=
125 °C
I
DD
Supply
current in
Run mode
External clock,
all peripherals
enabled
(2)(3)
84 20.0 21 22 23 24.1
(4)
mA
60 14.5 15 16 17 18.1
40 10.4 11 12 13 14.1
20 5.5 6 7 8 9.2
External clock,
all peripherals
disabled
(3)
84 10.9 11 13 14 15.1
(4)
60 8.0 9 10 11 12.1
40 5.8 6 7 8 9.2
20 3.2 4 5 6 7.2
1. Guaranteed by characterization, unless otherwise specified.
2. When analog peripheral blocks such as ADC, HSE, LSE, HSI, or LSI are ON, an additional power consumption has to be
considered.
3. When the ADC is ON (ADON bit set in the ADC_CR2 register), add an additional power consumption of 1.6 mA for the
analog part.
4. Guaranteed by test in production.
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