TH72002 - ASK Transmitter
ASKDTA 1 n.
c.
2 ROI 3 ENTX 4 TH72002 8 VEE 7 OUT 6 VCC 5 PSEL General Description The TH72002 ASK transmitter IC is designed for applications in the 315 MHz industrial-scientific-medical (ISM) band.
It can also be used for any other system with carrier frequencies ranging from 290 MHz to 350 MH
TH72002 Features
* ! Fully integrated PLL-stabilized VCO ! Frequency range from 290 MHz to 350 MHz ! Single-ended RF output ! ASK achieved by on/off keying of internal power amplifier up to 40 kbit/s ! Wide power supply range from 1.95 V to 5.5 V ! Very low standby current ! On-chip low voltage detector ! High over-a