FM audio transmitter

Availability: In Stock

Technical Specification

* High-reliability SIL thick-filmhybrid circuit ;

* Carrier frequency : 433.8 MHz obtained by SAWresonator ;

* FM modulation with Df = ± 75 KHz ; MAX

* Audio bandwidth : 20 Hz to 30 KHz ;

* LF input impedance : 10 KW;

* RF output impedance : 50 W ;

* RF output power with 50 W load : <10 mW(+10 dBm) ;

* Switch-on time lower than 100 μs ;

* Endowed with tx-enable facility (pin 2) by means of TTL or CMOS logics ;

* Possible insertion of a pre-emphasis network ;

* Dimensions : 40.6 x 26 x 4.5 mm. Pin pitch 2.54 mm;

* Supply : +12V ± 10%;

* 15 mA consumption with TX enabled (pin 2 = 5 to 12V) ;

* Null consumption with TXdisabled (pin 2 = 0V) ;

* Modulation sensitivity : 100 mVpp in order to reach Df (see application note) ;

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