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STM32WLE4JC 数据表(PDF) 71 Page - STMicroelectronics |
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STM32WLE4JC 数据表(HTML) 71 Page - STMicroelectronics |
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71 / 145 page  DS13105 Rev 8 71/145 STM32WLE5/E4xx Electrical characteristics 133 Table 30. Sub-GHz radio receive mode specifications Symbol Description Conditions Min Typ Max Unit RXS_2FB Sensitivity 2-FSK, RX boosted gain, split RF paths for RX and Tx, RF switch insertion loss excluded BR = 0.6 Kbit/s, FDA = 0.8 kHz, BW = 4 kHz - –125 - dBm BR = 1.2 Kbit/s, FDA = 5 kHz, BW = 20 kHz - –123 - BR = 4.8 Kbit/s, FDA = 5 kHz, BW = 20 kHz -–117 - BR = 38.4 Kbit/s, FDA = 40 kHz, BW = 160 kHz - –108 - BR = 250 Kbit/s, FDA = 125 kHz, BW = 500 kHz - –103 - RXS_LB Sensitivity LoRa, RX boosted gain, split RF paths for RX and Tx, RF switch insertion loss excluded BW = 10.4 kHz, SF = 7 - –135 - BW = 10.4 kHz, SF = 12 - –148 - BW = 125 kHz, SF = 7 - –125 - BW = 125 kHz, SF = 12 - –138 - BW = 250 kHz, SF = 7 - –122 - BW = 250 kHz, SF = 12 - –135 - BW = 500 kHz, SF = 7 - –118 - BW = 500 kHz, SF = 12 - –130 - RSX_2F Sensitivity 2-FSK, RX power saving gain with direct tie connection between RX and Tx BR = 4.8 Kbit/s, FDA = 5 kHz, BW = 20 kHz -–115 - RXS_L Sensitivity LoRa, RX power saving gain with direct tie connection between RX and Tx BW = 125 kHz, SF = 12 - –135 - CCR_F Co-channel rejection, FSK - - –9 - dB CCR_L Co-channel rejection, LoRa SF = 7 - 7 - SF = 12 - 19 - ACR_F Adjacent channel rejection, FSK Offset = ±50 kHz - 44 - ACR_L Adjacent channel rejection, LoRa Offset = ±1.5 x BW_L, BW = 125 kHz, SF = 7 -60 - Offset = ±1.5 x BW_L, BW = 125 kHz, SF = 12 -71 - BI_F Blocking immunity, FSK Offset = ±1 MHz, BR = 4.8 Kbit/s, FDA = 5 kHz, BW = 20 kHz -67 - Offset = ±2 MHz, BR = 4.8 Kbit/s, FDA = 5 kHz, BW = 20 kHz -70 - Offset = ±10 MHz, BR = 4.8 Kbit/s, FDA = 5 kHz, BW = 20 kHz -76 - |
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