Table 24. Typical And Maximum Current Consumption From The Vbat Supply - STMicroelectronics STM32F038C6 Manual

Electrical characteristics
Table 24. Typical and maximum current consumption from the V
Symbol Parameter
RTC
domain
I _
DD VBAT
supply
current
1. Data based on characterization results, not tested in production.
Typical current consumption
The MCU is placed under the following conditions:
•
V
DD
•
All I/O pins are in analog input configuration
•
The Flash memory access time is adjusted to f
–
–
•
When the peripherals are enabled, f
•
PLL is used for frequencies greater than 8 MHz
•
AHB prescaler of 2, 4, 8 and 16 is used for the frequencies 4 MHz, 2 MHz, 1 MHz and
500 kHz respectively
46/102
Conditions
LSE & RTC ON; "Xtal
mode": lower driving
capability;
LSEDRV[1:0] = '00'
LSE & RTC ON; "Xtal
mode" higher driving
capability;
LSEDRV[1:0] = '11'
= V = 1.8 V
DDA
0 wait state and Prefetch OFF from 0 to 24 MHz
1 wait state and Prefetch ON above 24 MHz
DocID026079 Rev 3
Typ @ V
BAT
0.5 0.5 0.6 0.7
0.8 0.8 0.9 1.0
HCLK
= f
PCLK HCLK
supply
BAT
Max
T = T
A A
25 °C 85 °C
0.8 0.9 1.0 1.3
1.1 1.2 1.3 1.6
frequency:
STM32F038x6
(1)
Unit
= T =
A
105 °C
1.7
µA
2.1