User Manual

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23
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RF Connector RF Connect to external
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antenna
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1.4 Operation specification
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ABSOLUTE MAXIMUM RATINGS
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Over operating room temperature range (unless otherwise noted)
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Item
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VA L UE UNIT
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Supply voltage range
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-0.3 to 3.9 V
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Voltage range to any of digital
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pins
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-0.3 to VDD + 0.3, <3.9 V
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Storage temperature range
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-40 to +85
℃
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RECOMMENDED OPERATING CONDITIONS
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Over operating room temperature range (unless otherwise noted)
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Item MIN NOM MAX
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UNIT
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Supply voltage
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range
2.4
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3.6
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V
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Operational
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temperature range
-20
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+70
℃
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1.5 Wireless specifications
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Protocol：Bluetooth low energy 4.0
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Modulation mode：GFSK
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Operating frequency：2402 ~ 2480MHz(40 channels)
Channel spacing：2MHz
Wireless baud rate(data rate)： 1Mbps
Output power (transfer power)： ≤2.5mW
Data security ： 128bit AES
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1.6 Mechanical and package description
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Dimension is 9.6mm*13.9mm*2.3mm, and package type is SMT.