Un fabriquant qui propose un produit potentiellement intéressant

http://www.hoperf.com/rf_fsk/RFM02.htm

Features:

• low costing, high performance and price ratio
• tuning free during production
• FSK or ASK reception
• PLL employed
• fast PLL lock time
• high resolution PLL with 2.5KHz step
• programable frequcnecy deviation(Ｆrom 30kHz to 240kHz,step 30kHz)
• programable output power
• high data rate (up to 115.2 kbps with FSK modulation with ASK modulation highest data rate is 256 kbps)
• differential antenna output
• automatic antenna tuning
• SPI interface
• clock and reset signal output for external MCU use
• 10MHz crystal for PLL referencement
• programmable crastal load capacitor bank
• wakeup timer
• low battery detection
• 2.2V - 5.4V power supply
• low power consumption
• stand by current less than 0.3µA