The Melexis MLX73 series of RF transceivers are devices that perform DASH7 PHY & partial MAC features. In addition to the 433 MHz band, they are also capable of operating in the 315, 600, and 900 MHz bands.
The MLX73 series devices are under production at the time of writing (01/2012). For more information, please contact Melexis.
To be completed.