BK4813/BK4815数据手册BEKEN中文资料规格书

描述 Description

The BK4815 is a half duplex TDD FM transceiver operating from 124 MHz to 560 MHz band for worldwide personal radio. Besides speech communication, the BK4815 on-chip FSK data modem supports F2D and F1W emission to be used in both FRS and DPMR band for text message and GPS information exchange.\r
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The BK4815 is a complete, small form factor solution optimized for low-power, low-cost, and highly integrated mobile and portable consumer electronic devices, requiring only a few external decoupling capacitors and an external inductor for input matching.

特性 Features

• World wide band: 123 ~ 560 MHz\r
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• 12.5/25 kHz channel spacing\r
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• On chip 5 dBm RF PA\r
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• 3.0 V to 3.6 V power supply\r
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• CTCSS tone receiver with up to parallel eight frequency detector\r
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• 23/24 bit programmable DCS code\r
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• Standard DTMF and programmable in-band dual tone\r
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• SELCALL and programmable in-band single tone\r
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• 1.2/2.4 kbps FSK data modem with either F2D or F1W modulation type\r
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• Frequency inversion scrambler\r
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• Voice activated switch (VOX) and time-out timer\r
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• RF Signal strength measurement and signal quality measurement\r
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• TX Audio signal strength indication and RX audio signal strength indication\r
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• 3-wires interface with MCU with maximum 8 Mbps clock rate\r
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• QFN 4x4 32-Pin package

应用 Application

• Personal Radio Service\r
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• Baby Monitor\r
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• Toys