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RFM68CW-315S2 Datasheet(PDF) 6 Page - List of Unclassifed Manufacturers |
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RFM68CW-315S2 Datasheet(HTML) 6 Page - List of Unclassifed Manufacturers |
6 / 20 page RFM68CW RFM68CW 6 Tel: + 86-755-82973805 Fax: + 86-755-82973550 E-mail: sales@hoperf.com http:/ / www.hoperf.com 2.4. Electrical Specifications The table below gives the electrical specifications of the transmitter under the following conditions: Supply voltage = 3.3 V, temperature = 25 °C, fXOSC = 26 MHz, fRF = 915 MHz, 2-FSK modulation with Fdev=+/-10 kHz, bit rate = 10 kbit/s and output power = +10 dBm terminated in a matched 50 Ohm impedance, unless otherwise specified. Table 4 Transmitter Specifications Symbol Description Conditions Min Typ Max Unit Current Consumption IDDSL Supply current in Sleep mode - 0.5 1 µA IDDT_315 Supply current in Transmit mode at 315 MHz* RFOP=+10dBm 50% OOK RFOP=+10dBm FSK RFOP=0dBm FSK - - - 11 15 9 - - - mA mA mA IDDT_915 Supply current in Transmit mode at 915 MHz* RFOP=+10dBm FSK RFOP=0dBm FSK - - 17.5 10.5 - - mA mA RF and Baseband Specifications Band0,For 315MHz Module 312 380 MHz Band0,For 433MHz Module 380 450 MHz Band0,For 868MHz Module 860 870 MHz FBAND Operation Frequency Bands Band1,For 915MHz Module 902 928 MHz FDA Frequency deviation, FSK 10 - 200 kHz BRF Bit rate, FSK Permissible Range 0.5 - 100 kbps BRO Bit rate, OOK Permissible Range 0.5 - 10 kbps OOK_B OOK Modulation Depth - 45 - dB RFOP RF output power in 50 Ohms in either frequency band High Power Setting Low Power Setting* 7 -3 10 0 - - dBm dBm RFOPFL RF output power flatness From 315 to 380 MHz, 50 Ohms load - 2 - dB DRFOPV Variation in RF output power with supply voltage 2.5 V to 3.3 V 1.8 V to 3.7 V - - - - 3 7 dB dB PHN Transmitter phase noise At offset: 100 kHz 350 kHz 550 kHz 1.15 MHz - - - - -82 -92 -96 -103 -76 -81 -91 -101 dBc/Hz dBc/Hz dBc/Hz dBc/Hz STEP_22 RF frequency step FXOSC = 24 MHz,for 315MHz module - 1.46484 - kHz STEP_26 RF frequency step FXOSC = 26MHz, for 433,868MHz module - 1.58691 - kHz STEP_26 RF frequency step FXOSC = 26MHz, for 915MHz module 3.17383 - kHz |
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