wireless RF transceiver module - RFM12

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Datasheet:

Click here to view Datasheet

DESCRIPTION :

RFM12 is a low costing ISM band transceiver module implemented with unique PLL. It works signal ranges from 315/433/868/915MHZ bands, comply with FCC, ETSI regulation. The SPI interface is used to communicate with microcontroller for parameter setting.

Features:

low costing, high performance and price ratio
tuning free during production
PLL and zero IF technology
fast PLL lock time
high resolution PLL with 2.5KHz step
high data rate (up to 115.2 kbps with internal demodulator)
differential antenna input
automatic antenna tuning
Programmable TX frequency deviation (15 to 240 KHz)
programmable receiver bandwidth (67 - 400 kHz)
analog and digital signal strength indicater(ARSSI/DRSSI)
AFC
DQD
Internal data filtering and clock recovery
RX synchron pattern recognition
SPI interface
clock and reset signal output for external MCU use
16 bit RX Data FIFO
Two 8 bit TX data registers
10MHz crystal for PLL timing
wakeup timer
2.2V - 5.4V power supply
low power consumption
stand by current less than 0.3µA

Programming Guide

RFM12 programming guide

Demo Kit

RFM12 Demo Kit User Manual