The T48C862-R8 is a single package dual-chip circuit. It combines a UHF ASK/FSK transmitter with a 4-bit microcontroller. It supports highly integrated solutions in car access and tire pressure monitoring applications, as well as manifold applications in the industrial and consumer segment. It is available for the frequency range of 429 MHz to 439 MHz with data rates up to 32 kbaud. For further frequency ranges 310 MHz to 330 MHz and 868 MHz to 928 MHz separate data sheets are available.