(China (Mainland))
Product Summary
The RFM12B-868-S1 is a low costing ISM band transceiver module implemented with unique PLL. The RFM12B-868-S1 works signal ranges from 868MHz bands, comply with FCC, ETSI regulation. The SPI interface is used to communicate with microcontroller for parameter setting.
Parametrics
RFM12B-868-S1 absolute maximum ratings: (1)Vdd, Positive power supply: -0.5 to 6.0 V; (2)Vin, All pin input level: -0.5 to Vdd+0.5 V; (3)Iin, Input current except power: -25 to 25 mA; (4)ESD, Human body model: 1000 V; (5)Tst, Storage temperature: -55 to 125℃; (6)Tld, Soldering temperature(10s): 260℃.
Features
RFM12B-868-S1 features: (1)Tuning free during production; (2)PLL and zero IF technology; (3)Fast PLL lock time; (4)High resolution PLL with 2.5 KHz step; (5)High data rate (up to 115.2 kbps with internal demodulator，with external RC filter highest data rate is 256 kbps); (6)Differential antenna input/output; (7)Automatic antenna tuning; (8)Programmable TX frequency deviation (from 15 to 240 KHz); (9)Programmable receiver bandwidth (from 67 to 400 kHz); (10)Analog and digital signal strength indicator (ARSSI/DRSSI); (11)Automatic frequency control (AFC); (12)Data quality detection (DQD); (13)Internal data filtering and clock recovery; (14)RX synchron pattern recognition; (15)SPI compatible serial control interface.
Diagrams
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