PIC16F819-E/ML PIC16F819-E/P PIC16F819-E/SO PIC16F819-E/SOVAO PIC16F819-E/SS PIC16F819-E/SSVAO PIC16F819-I/ML PIC16F819-I/MLTSL PIC16F819-I/P PIC16F819-I/P-