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| == Features ==
| | #redirect [[CSR8635]] |
| * Bluetooth v4.0
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| * A2DP v1.2；
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| * AVRCP v1.4；
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| * HFP v1.6；
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| * GAVDP1.2；
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| * HSP1.2；
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| * Dual MIC Input
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| == performace ==
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| * Model CSR8645
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| * Bluetooth specification Bluetooth V4.0
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| * Modulation GFSK, π / 4 DQPSK, 8DPSK
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| * Supply voltage DC3.3-4.2V, ≤3.0V automatic shutdown, ≤3.2V alarm
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| * Bluetooth protocol HFPV1.6, A2DPV1.2, AVRCPV1.4, HSPV1.2
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| * Working current ≤30mA
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| * Standby current <50uA
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| * Temperature range -40ºC ~ + 85ºC
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| * Wireless transmission range ≤10 meters
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| * Transmission power support Class1 / Class2 / Class3 maximum adjustable 9dbm
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| * Sensitivity -80dBm <0.1% BER
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| * Frequency Range 2.4GHz ~ 2.480GHz
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| * External Interface USB (USB sound card)
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| * Audio performance supports ACC, MP3, SBC, APT-X decoder
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| * Audio SNR ≥75dB
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| * Distortion ≤0.1%
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| * Module size 26.2x13.5x0.8mm
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| * Adapter plate size 31x25mm
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| == Dimension ==
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| <gallery mode="packed-hover" widths=250px perrow=4>
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| File:Ex8645_board_size.png| 8645 Board
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| File:Exbt8645_convert_board.png| 8645 Convert Board
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| </gallery>
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| == Bluetooth power up on boot ==
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| [[File:Exbt powerup.png|400px]] | |
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| [[category:Bluetooth]][[category:Topics]]
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