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STM32WLE4JC 数据表(PDF) 22 Page - STMicroelectronics

部件名 STM32WLE4JC
功能描述  Multiprotocol LPWAN 32-bit Arm® Cortex®-M4 MCUs, LoRa®, (G)FSK, (G)MSK, BPSK, up to 256KB Flash, 64KB SRAM
PDF  146 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32WLE4JC 数据表(HTML) 22 Page - STMicroelectronics

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Functional overview
STM32WLE5/E4xx
22/146
DS13105 Rev 9
3.8.6
Intermediate frequencies
The sub-GHz radio receiver operates mostly in low-IF configuration, except for specific high-
bandwidth settings.
Table 5. FSK mode intermediate frequencies
Setting name
Bandwidth (kHz)
fif (kHz)
RX_BW_467
467.0
250
RX_BW_234
234.3
RX_BW_117
117.3
RX_BW_58
58.6
RX_BW_29
29.3
RX_BW_14
14.6
RX_BW_7
7.3
RX_BW_373
373.6
200
RX_BW_187
187.2
RX_BW_93
93.8
RX_BW_46
46.9
RX_BW_23
23.4
RX_BW_11
11.7
RX_BW_5
5.8
RX_BW_312
312.0
167
RX_BW_156
156.2
RX_BW_78
78.2
RX_BW_39
39.0
RX_BW_19
19.5
RX_BW_9
9.7
RX_BW_4
4.8
Table 6. LoRa mode intermediate frequencies
Setting name
Bandwidth (kHz)
fif (kHz)
LORA_BW_500
500
0
LORA_BW_250
250
250
LORA_BW_125
125
LORA_BW_62
62.5
LORA_BW_41
41.67
167
LORA_BW_31
31.25
250
LORA_BW_20
20.83
167



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