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STM32WLE4JC 데이터시트(PDF) 74 Page - STMicroelectronics

부품명 STM32WLE4JC
상세설명  Multiprotocol LPWAN 32-bit Arm® Cortex®-M4 MCUs, LoRa®, (G)FSK, (G)MSK, BPSK, up to 256KB Flash, 64KB SRAM
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제조업체  STMICROELECTRONICS [STMicroelectronics]
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STM32WLE4JC 데이터시트(HTML) 74 Page - STMicroelectronics

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Electrical characteristics
STM32WLE5/E4xx
74/145
DS13105 Rev 8
5.3.4
Operating conditions at power-up/power-down
Parameters given in the table below are derived from tests performed under the ambient
temperature condition summarized in Table 25: General operating conditions.
IDDLDO
LDO quiescent current
VDD = 3.3 V,
ILOAD = 0 to 100 mA,
current limiter off
-95-
µA
VDD = 3.3 V, ILOAD = 100 mA,
current limiter on
-380
-
VDD = 3.3 V, ILOAD = 50 mA,
current limiter on
-280
-
ILDO
LDO load current
-
-
100
-
mA
LDTRLDO
Load transient for ILDO 100 µA to
100 mA in 10 µs
--
25
-
mV
TSLDO
Sleep and Sleep, LDO startup time
For ILIM = 50 mA
-
60
-
µs
VDIG
Digital regulator target voltage
-
1.14
1.2
1.26
V
ILM(1)
Current limiter max value
-
25
50
200
mA
1. The default current limiter value is set to 50 mA.
Table 32. Sub-GHz radio power management specifications (continued)
Symbol
Description
Conditions
Frequency
(MHz)
Unit
470
490
868
Table 33. Operating conditions at power-up/power-down
Symbol
Parameter
Min
Max
Unit
tVDD
VDD rise time rate
-
∞
µs/V
VDD fall time rate
10
∞
tVDDA
VDDA rise time rate
0
∞
VDDA fall time rate
10
∞
tVDDRF
VDDRF rise time rate
-
∞
VDDRF fall time rate
-
∞



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