PIC16F873A-E/SP PIC16F873A-E/SS PIC16F873A-I/ML PIC16F873A-I/S PIC16F873A-I/SO PIC16F873A-I/SO- PIC16F873A-I/SOG PIC16F873A-I/SOH PIC16F873A-I/SOVAO PIC16F873A-I/SP