Datasheet

DocID025936 Rev 8 139/143
STM32L052x6 STM32L052x8 Revision history
142
05-Sep-
2014
4
Extended operating temperature range to 125 °C.
Updated minimum ADC operating voltage to 1.65 V.
Changed number of I2S interface from 1 to 0 in Table 2: Ultra-low-power
STM32L052x6/x8 device features and peripheral counts.
Replaced USART3 by LPUART1 in Table 16: STM32L052x6/8 pin
definitions and LPUART by LPUART1 in Table 17: Alternate function port A,
Table 18: Alternate function port B, Table 19: Alternate function port C,
Table 20: Alternate function port D and Table 21: Alternate function port H.
Updated PA6 in Table 17: Alternate function port A.
Updated temperature range in Section 2: Description, Table 2: Ultra-low-
power STM32L052x6/x8 device features and peripheral counts.
Updated P
D
, T
A and
T
J
to add range 3 in Table 25: General operating
conditions. Added range 3 in Table 53: Flash memory and data EEPROM
endurance and retention, Table 91: STM32L052x6/8 ordering information
scheme. Update note 1 in Table 29: Current consumption in Run mode,
code with data processing running from Flash, Table 31: Current
consumption in Run mode, code with data processing running from RAM,
Table 33: Current consumption in Sleep mode, Table 34: Current
consumption in Low-power run mode, Table 34: Current consumption in
Low-power run mode, Table 36: Typical and maximum current
consumptions in Stop mode, Table 37: Typical and maximum current
consumptions in Standby mode and Table 41: Low-power mode wakeup
timings. Updated Figure 58: Thermal resistance and removed note 1.
Updated Figure 15: IDD vs VDD, at TA= 25/55/ 85/105/125 °C, Low-power
run mode, code running from RAM, Range 3, MSI (Range 0) at 64 KHz, 0
WS, Figure 16: IDD vs VDD, at TA= 25/55/ 85/105/125 °C, Stop mode with
RTC enabled and running on LSE Low drive, Figure 17: IDD vs VDD, at TA=
25/55/85/105/125 °C, Stop mode with RTC disabled, all clocks OFF.
Updated Table 37: Typical and maximum current consumptions in Standby
mode.
Updated SYSCFG in Table 39: Peripheral current consumption in Run or
Sleep mode.
Updated Table 40: Peripheral current consumption in Stop and Standby
mode and Table 43: Low-speed external user clock characteristics.
Updated ACC
HSI16
temperature conditions in Table 46: 16 MHz HSI16
oscillator characteristics. Changed ambient temperature range in note 1
below Table 47: HSI48 oscillator characteristics.
Updated V
F(NRST)
and V
NF(NRST)
in Table 62: NRST pin characteristics.
Updated Table 63: ADC characteristics and Table 65: ADC accuracy.
Added range 3 in Table 91: STM32L052x6/8 ordering information scheme.
Table 92. Document revision history (continued)
Date Revision Changes
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