RFM12B Hope RF, RFM12B Datasheet
RFM12B
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RFM12B Summary of contents
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... RF12B data sheets） General Introduction RFM12B is a low costing ISM band transceiver module implemented with unique PLL. It works signal ranges from 433/868/915MHZ bands, comply with FCC, ETSI regulation. The SPI interface is used to communicate with microcontroller for parameter setting ...
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... Transmit FSK data input/ Received data output (FIFO not used)/ FIFO select Clock output (no FIFO )/ external filter capacitor(analog mode)/ FIFO interrupts(active high)when FIFO level set to 1, FIFO empty interruption can be achieved Clock output for external microcontroller Reset output（active low） Power ground minimum -0.5 -0.5 RFM12B Datasheet REV1.2 DIP maximum Unit 6.0 V Vdd+0.5 V ...
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... V = =5. =2mA ol I =-2mA oh remark 433 MHz band,2.5KHz step 868 MHz band,5KHz step 915 MHz band,7.5KHz step RFM12B Datasheet REV1 1000 V ℃ 125 ℃ 260 maximum Unit 3.8 V ℃ 85 minimum typical maximum Unit 15 ...
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... With external RC filter -3 BER 10 , BW=134KHz,BR=1.2kbps, 433MHz band -3 BER 10 , BW=134KHz,BR=1.2kbps, 868MHz band -3 BER 10 , BW=134KHz,BR=1.2kbps, 915MHz band df : FSK deviation in the received FSK signal RSSI output high after valid , CARRSI=5nF RFM12B Datasheet REV1.2 387.22 395.7 774.43 6 MHz 810.65 791.5 6 836.3 4 473.26 483.7 946.53 3 MHz 990 ...
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... MHz step – Synthesizer and crystal turnover oscillator on during RX/TX change with 10 MHz step Programmable in 0.5 pF steps, tolerance+/- 10% After V has reached 90 final value Calibrated every 30 seconds 15pF pure capacitive load RFM12B Datasheet REV1.2 min typical max Unit 3 5 dBm -21 P ...
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... RFM12）in free open area 915MHz band Receiver bandwidth=67KHz,data rate =1.2kbps,Transmitter frequency deviation =45KHZ（matches with RFM12）in free open area SGS Reports Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com RFM12B Datasheet REV1.2 Distance >200M >200M >200M ...
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... Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com RFM12B Datasheet REV1.2 ...
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... Mechanical Dimension （units in mm） Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com SMD PACKAGE（S1） SMD PACKAGE（S2） RFM12B Datasheet REV1.2 ...
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... Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com DIP PACKAGE（D） RFM12B Datasheet REV1.2 ...
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... Module Model Definition model=module-operation_band-package_type module type example：1，RFM12B module at 433MHz band, DIP : RFM12B-433-D。 2，RFM12B module at 868MHZ band, SMD, thickness at 4.2mm: RFM12B-868-S1。 HOPE MICROELECTRONICS CO.,LTD Add:4/F, Block B3, East Industrial Area, Huaqiaocheng, Shenzhen, China Tel: 86-755-82973805 Fax: 86-755-82973550 Email: sales@hoperf ...