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STM32L433CB Datasheet(PDF) 179 Page - STMicroelectronics

Part # STM32L433CB
Description  Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 256KB flash, 64KB SRAM, USB FS, LCD, ext. SMPS
PDF  227 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L433CB Datasheet(HTML) 179 Page - STMicroelectronics

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DS11449 Rev 7
179/19
STM32L433xx
Electrical characteristics
194
6.3.24
VBAT monitoring characteristics
Table 88. VBAT monitoring characteristics
Symbol
Parameter
Min
Typ
Max
Unit
R
Resistor bridge for VBAT
-3×39-
kΩ
QRatio on VBAT measurement
-
3
-
-
Er(1)
1. Guaranteed by design.
Error on Q
-10
-
10
%
tS_vbat(1)
ADC sampling time when reading the VBAT
12
-
-
µs
Table 89. VBAT charging characteristics
Symbol
Parameter Conditions
Min
Typ
Max
Unit
RBC
Battery
charging
resistor
VBRS = 0
-
5
-
kΩ
VBRS = 1
-
1.5
-



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