Datasheet

Electrical characteristics STM32L052x6 STM32L052x8
56/143 DocID025936 Rev 8
6.3 Operating conditions
6.3.1 General operating conditions
Table 25. General operating conditions
Symbol Parameter Conditions Min Max Unit
f
HCLK
Internal AHB clock frequency - 0 32
MHzf
PCLK1
Internal APB1 clock frequency - 0 32
f
PCLK2
Internal APB2 clock frequency - 0 32
V
DD
Standard operating voltage
BOR detector disabled 1.65 3.6
VBOR detector enabled, at power-on 1.8 3.6
BOR detector disabled, after power-on 1.65 3.6
V
DDA
Analog operating voltage (DAC not
used)
Must be the same voltage as V
DD
(1)
1.65 3.6 V
V
DDA
Analog operating voltage (all
features)
Must be the same voltage as V
DD
(1)
1.8 3.6 V
V
DD_US
B
Standard operating voltage, USB
domain
(2)
USB peripheral used 3.0 3.6
V
USB peripheral not used 1.65 3.6
V
IN
Input voltage on FT, FTf and RST
pins
(3)
2.0 V ≤ V
DD
≤ 3.6 V -0.3 5.5
V
1.65 V ≤ V
DD
≤ 2.0 V -0.3 5.2
Input voltage on BOOT0 pin - 0 5.5
Input voltage on TC pin - -0.3 V
DD
+0.3
P
D
Power dissipation at T
A
= 85 °C
(range 6) or T
A
=105 °C (rage 7)
(4)
TFBGA64 package - 327
mW
LQFP64 package - 444
LQFP48 package - 363
Standard WLCSP36 package - 318
Thin WLCSP36 package - 338
LQFP32 package - 351
UFQFPN32 - 526
Power dissipation at T
A
= 125 °C
(range 3)
(4)
TFBGA64 package - 81
LQFP64 package - 111
LQFP48 package - 91
Standard WLCSP36 package - 79
Thin WLCSP36 package - 84
LQFP32 package - 88
UFQFPN32 - 132
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