rfPIC12C509AG/509AF Data Sheet 18/20-Pin 8-Bit CMO.
rfPIC12C509AG - (xxx12C509Ax) 18/20-Pin 8-Bit CMOS Microcontroller
RFPIC12C509AG - 18/20-Pin 8-Bit CMOS Microcontroller with UHF ASK/FSK Transmitter